Job Description

• Manage overall project management on new equipment buyoff, installation and associated activities.
• Collaborate with internal and external stakeholders for smooth production transfer of equipment to mass production.
• Collaborate with machine suppliers to drive for equipment efficiency and process improvement.
• Work closely with PM team in establishment of effective PM system for continuous sustenance of machine and spare inventory.
• Identify and close gaps between different working level or parties within the company.
• Develop expertise to improve the assigned equipment platform, maintain and repair semiconductor process equipment.

Requirements

• Degree / Diploma in any Engineering field with relevant hands-on experience.
• Knowledge and experience in handler models (Epson/Hontech-Logic/ATC/SLT/Matrix/MT9510/Castle/Chroma) will be an added advantage.
• Possess strong mechanical / electronics / electrical knowledge and interest.
• Effective communication and interpersonal skills.
• Logical analysis / thinking and possess strong motivation to hone hands-on technical skills.

Job Description

· Knowledge in ISO 9001/14000 and TS 16949 QMS will be an added advantage

· 5 days work week (Monday to Friday)

· good Pay + AWS + variable Bonus + Good Benefit

Responsibility:

· Responsible for daily production line audit, managing the document control process for Quality Management Systems in compliance with ISO 9001/14000 and TS 16949 quality standards.

· Liaise with internal and other departments, customer and supplier for all quality related issues.

· Drive quality improvement activities for achieving quality goal and to meet customer’s requirements.

Requirements:

· Degree/Diploma in any Engineering discipline with

• Good Pay + Good allowance + Good Bonus
• Interested candidates please send an updated Resume / CV in Ms Word format to lilian@recruitflash.com or WhatsApp’s your resume to 98332779 ( no Calls)
• Consultant in-charge : Quah Li Lian (Lilian) ( Registration No: R1983286 )

Responsibilities:

- Contributing to the business development team for the growth of cyber-security businesses in Singapore and the APAC region.
- S/He is expected to possess keen eye to spot opportunities and able to execute quickly on tasks given.
- S/He should be able to do consultative sales either independently or by leveraging available and accessible technical resources to develop new businesses.
- Cold calling, Emailing, Road shows, events and other corporate means to secure new business

Requirements:

- Diploma/Degree in Cybersecurity, Computer Science, Business Management, Business Administration, or a related field.
- Minimum 1 to 3 years of experience in business development, sales or client relationship management, preferably in a corporate or customer-facing environment.
- Ability to adapt quickly and able to embrace potentially steep learning curve.
- Possess an innovative and open mind-set especially in the creation of viable partnerships and new markets with radically differentiated propositions.
- A well-natured, result-oriented, self-motivating, self-driven team player.
- Sensitive to numbers and good with various tools like Microsoft Excel, Word and PowerPoint.
- Ability to work independently and execute the tasks given efficiently.
- Fresh graduates with relevant qualifications or internship experience are also welcome to apply.


Interested and suitable candidate kindly click quick apply. Resume will be forwarded to Stepfan Soon Yit

We regret that only suitable candidate will be notified.

GEMS Recruit/EA License : 23C1459

EA Personnel No : R24120893 (Stepfan Soon Yit)

Responsibilities:

• Involved in large projects ranging from commercial, industrial, institutional, residential, mixed development, healthcare, infrastructure and MRT/rail etc.
• To lead, manage and coordination of projects complying with authorities' requirements and standards.
• Confidently administer the contract and effectively manage the project team and Consultants for best results.
• Proactively identify and resolve technical coordination, site and/or authorities compliance problems.
• Strong leadership skills and ability to work as a team.
• Ensure compliance with local building codes and regulations.
• Coordinate and carry out tender, evaluation, recommendation and award processes.
• Keep updated on contractual and authorities' requirements.
• Nurture, coach and upgrade skill levels of team members.

Requirements:

• Architectural masters/degree recognized by Board of Architects Singapore.
• Minimum 10 years of post-graduate architectural experience.
• Bim/Revit, Archicad, Autocad, Sketchup, In-Design, as well as basic rendering and graphics publishing software programs.

Interested and suitable candidate kindly click quick apply. Resume will be routed to Jasmine Chin Yan Min. We regret that only suitable candidate will be notified.

GEMS Recruit/EA License: 23C1459

EA Personnel No: R1442379 (Jasmine Chin Yan Min)

Responsibilities:

• The projects that we are involved in covers a very broad spectrum including commercial, industrial, institutional, mixed-development, residential, healthcare, infrastructure etc.
• Project Management, coordinate and assist in the day to day running of projects assigned.
• Liaise and coordinate with Clients, Consultants and Contractors.
• Ensure compliance with local building codes and regulations.
• Confidently administer the contract and effectively manage the project team.
• Coordinate and carry out tender, evaluation, recommendation and award processes.
• Proactively identify and resolve technical coordination, site or compliance issues.
• Keep updated on contractual and authorities' requirements.

Requirements:

• Degree in Architectural from recognized tertiary institution under BOA Singapore
• Minimum 8 years post graduate experience
• Familiar with BIM and Authorities submission process and guidelines
• Proficient in Autocad, Revit, Sketchup

Interested and suitable candidate kindly click quick apply. Resume will be routed to Jasmine Chin Yan Min. We regret that only suitable candidate will be notified.

GEMS Recruit/EA License: 23C1459

EA Personnel No: R1442379 (Jasmine Chin Yan Min)

Job Responsibilities include:

· Desktop, server, network, IT support and security related matters.

· Audit and enforcement of IT assets, security, standards, policies, and compliances.

· Network and Infrastructure:

o general upgrades, changes, maintenance, and relocations.

o network, server, server cluster administrations and security.

· Support and participation in new business-related initiatives as required.

· Ad-hoc tasks as assigned.

Job Requirements

· NITEC/Diploma or equivalent in Information Technology or related fields.

· Practical knowledge in the following areas, preferably with relevant certifications:

o MS Enterprise Solutions, e.g. Office 365, Azure, Network & Server Services.

o Enterprise and Cyber Security, e.g. APT, CIP, mainstream security devices.

· A well-natured and constructive team player with a highly positive attitude that could thrive under pressure.

· At least 6 months internship experience in IT/Cyber security.

· Experience with DNS, WAF, Web Servers operations, VMware and hypervisor would be an added advantage.

· Candidates with internal support experience is preferred.

· As this role involves interaction with colleagues in Taiwan, proficiency in spoken and written Mandarin is beneficial.

Interested and suitable candidate kindly click quick apply. Resume will be forwarded to Stepfan Soon Yit

We regret that only suitable candidate will be notified.

GEMS Recruit/EA License : 23C1459

EA Personnel No : R24120893 (Stepfan Soon Yit)

Role: Senior Architecture Engineer (Operations Services) [P4/5 Grade]

Location: Novena

Type of Role: Contract (12 months renewable)

Remuneration: Base Salary - $12,000

Renumeration: 1 month bonus upon completion of 12 months' contract (subjected to attendance, performance etc..)

Role Overview:

The Architecture Engineer will join the Operations Architecture (OA) team onsite, supporting critical infrastructure for hybrid cloud, on-premises, and network environments. The ideal candidate will design, implement, and maintain secure, highly available architecture while ensuring compliance with Government IM8 and CIS standards.

Key Responsibilities:

1. Infrastructure Design & Implementation

• Architect network solutions (routing, switching, firewalls, load balancers) compliant with IM8/CIS hardening benchmarks.
• Manage VMware virtualization (vSphere, ESXi, vCenter) and Dell EMC storage (PowerMAX, Unity, Isilon) with a focus on security, redundancy, and performance optimization.
• Configure and harden Windows/Linux servers and Oracle Solaris OS (Active Directory, Group Policy, patching, Zones/LDOMs) to meet government security requirements.

2. Database & Middleware Support

• Administer MSSQL, Oracle DB (19c+, RAC, RMAN), and NoSQL systems, ensuring secure configurations, backups, and performance tuning, including Solaris-based Oracle deployments.

3. Government Compliance & Operations

• Enforce IM8/CIS compliance across infrastructure (e.g., STIGs, audit logging, encryption) including Solaris OS hardening.
• Document architectures, security controls, and processes for accreditation (e.g., SAF, CSA) with Solaris-specific documentation.

4. Troubleshooting & Leadership

• Lead cross-domain incident resolution (network/firewall/storage/OS/DB/Solaris) in alignment with ITIL v4 practices.
• Mentor junior engineers on Solaris administration and security best practices.
• Collaborate with cybersecurity teams on system hardening (including Solaris) and vulnerability remediation.

Required Skills & Experience:

Technical Expertise

• Networking:

1. Cisco/Checkpoint/Palo Alto (firewalls, SD-WAN).
2. Protocols: BGP, OSPF, VLANs, DNS, DHCP (IM8-compliant configurations).

• Virtualization & Storage:

1. VMware (vSphere 7.x+, NSX, HA/DRS)
2. Dell EMC (PowerMAX/VMAX, Unity, Data Domain)

• Operating Systems:

1. Oracle Solaris (Zones, LDOMs, hardening, patching).
2. Windows Server 2016+ (GPO, SCCM/WSUS, SEP).
3. Linux (RHEL/CentOS) – STIG hardening.

• Database:

1. Oracle DB (19c+, RAC, RMAN, SQL tuning)
2. MS SQL (Always-On, TDE).
3. NoSQL (MongoDB, Elasticsearch)

• Soft Skills:

1. Experience in government projects (e.g., GCC, MINDEF, CSA).
2. Ability to obtain/hold CAT 2 security clearance.
3. Strong documentation (SOPs, architecture diagrams) and stakeholder communication.

Nice-to-Have

Certifications:

• Oracle Solaris Certified Administrator/Engineer
• VMware VCP-DCV, Cisco CCNP, Dell EMC Specialist.
• Security: CISSP, CompTIA Security+, CIS/IM8 Auditor.
• ITIL v4, AWS/Azure/GCP Cloud Architecture.
• Scripting: Solaris: KornShell (ksh), Bash, PowerShell/Python/Ansible for automation & compliance checks.

Qualifications:

• Bachelor’s degree in Computer Science, Information Security, or related field (or equivalent experience)
• 8 to 10 plus years of hands-on experience implement, manage and maintain secure infrastructure solutions .

For a confidential discussion, interested applicants please kindly send your updated resume, with YOUR CURRENT and EXPECTED salary details.

Responsibilities of a Senior Geotechnical Engineer (LTA Tunnelling project)

· In charge of reviewing design drawings and shop drawings, monitor progress of drawing, coordinating with design consultants and site teams, review quantities with cost control department.

· Leading draftsmen in designing, calculating and drafting, coordinating with client, construction team, authorities and stakeholders, cross checking quantities with independent third party and providing design service during construction stage.

· In charge of tunnel structure technical scheme design, structural calculation, quantity check, design drawing review.

· In charge of structure technical scheme design, structural calculation, quantity check, design drawing review

· Draft and calculate the thin-walled concrete within the station like platform, concrete ventilation, stairs, and inter layers, and providing design service during construction stage.

· Making and monitoring progress of design, leading the team of draftsmen in designing and drafting, coordinating with engineers of different disciplines, clients, applying for NOC from authorities and stakeholders and providing design service during construction stage.

· Designing layout and cross section of the station, passenger flow design, firefighting design and coordinating with design team, client, authorities and stakeholders. The working stage from concept design to final design.

· Coordinating with all system discipline including MEP, telecommunication, signal, fire alarm system, building alarm system, integrated supervisory control system and the like, arranging all pipelines of different disciplines within the inner space of station, avoiding conflicts among all pipelines before construction.

Requirements:

· Degree/Master in Geotechnical/ Civil/ Mining Engineering

· More than 8 years of Geotechnical engineering experience

· At least 5 years of experience in the construction industry and with supervision for projects of similar scale and complexity

· Ability to thoroughly analyse and research information.

· Driven, proactive and mature working attitude.

The Senior Design Engineer is responsible for structural analysis and design compliance are met for the project.

A summary of the responsibilities of this position are, and not limited to, as follows:

• Conduct structure analysis
• Provide technical engineering information to ensure compliance with all engineering standards, codes, specifications and design instructions.
• Develop architectural/engineering drawings and ensure specifications/regulations are followed.
• Liaise with architects, engineers and other departments to ensure that the design intentions are met.
• Prepare bills of quantities and cost estimation whenever required
• Ability to identify potential and discrepancies that affect the design and recommend solutions to relevant team/department.
• Adherence to safety practices in the work place.

Value Add of Position

• Design and calculation report for reinforced concrete, steel and geotechnical works using British Standards and Eurocode.

Technical Competencies

• Technical expertise and knowledge in Foundation, Structural and Civil works.

Qualifications and Education Requirements

• Minimum Degree in Civil Engineering from accredited Universities
• Prior 6 years of experience in design and construction (structural). Preferably have done data centre, marine offshore, and mixed-development projects.
• Have completed at least 1 project (data centre, commercial bldg., industrial)
• Well versed in structure analysis and design software such as ORION, SAP2000, SAFE, PROKON, PLAXIS or other similar software
• Well versed in Autocad and BIM software is preferred

Key Responsibility

1. To be responsible for all the execution of Contracts progress.
2. To monitor the installation progress as well as co-ordination with Clients, Consultants, Subcontractors to ensure efficient and timely delivery of assignment.
3. To report and monitor of progress of project to Project Manager.
4. To supervise and ensure works are in accordance to the contract drawings and specifications.
5. To prepare method statement, shop drawings, installations / T&C check sheets, work progress report and other relevant documents for M&E related works with project teams.
6. To coordinate with subcontractors and consultants on preparation and submission of shop drawings.
7. To coordinate / prepare technical submissions with suppliers / subcontractors.
8. To assist the Project Manager to negotiate / procure materials, equipment and labour in accordance to the allocated approved budget.
9. To hold technical discussions with various stakeholders to resolve technical / site issues.
10. To liaise and work with relevant authorities / subcontractors / clients on shop drawings / equipment submissions, inspections, testing requirements and commissioning.
11. Mechanical: Familiar with ACMV, Cleanroom, Fire protection
12. Process utilities facilitation and hook-up: Familiar with PCW, AEX, SOX, GEX, RODI, TCW, CDA, N2, City water.

Requirements

1. B.Eng in Mechanical/Electrical/Civil with 6–8 years’ EPC/EPCM experience.
2. Min. 6-8 years of experience in construction industry in Singapore, preferable in Semiconductor Factory Cleanroom projects.
3. Good knowledge of Mechanical and Process.
4. Good in interpersonal skill, able to communicate and coordinate effectively with Client, Consultants, Project Teams and other Parties.
5. Good oral and written communication skills
6. Good in people skill .
7. Proficient in AutoCAD, Microsoft Excel & Powerpoint.
8. Well verse in English.
9. Mobility : As when needed.
10. Able to work independently and under high pressure environment.
11. Detail oriented.
12. Strong engineer sense and common sense.
13. Strong team player and ability to multi-task.
14. Fast learner.

Responsibilities:

• Coordinate and work closely with Project Manager to oversee site matters and provide technical support such as interpret construction drawings
• Ensure all technical drawings conform to the latest BCA codes and regulations
• Supervise site progress and ensure timely delivery of contract works from subcontractors/suppliers
• Manage subcontractors/suppliers to perform their respective scope of works for smooth project execution
• Conduct regular site inspections and enforce in-house regulations
• Attend site meetings to assist the Project Manager with necessary preparatory works and coordination with consultants
• Liaise with relevant government agencies to obtain necessary site permits/clearances
• Any other ad-hoc duties as instructed by superiors

Job Qualifications / Requirements:

• Possess a recognised Degree or Diploma in Architecture / Civil / Structural / Mechanical / Electrical Engineering, Building Science, Building Management, Building Services Engineering, Construction Management and at least 6 years of relevant working experience of the building construction industry

or

• Degree in local universities in Architecture / Civil / Structural / Mechanical / Electrical Engineering, Building Science, Building Management, Building Services Engineering, Construction Management
• Strong knowledge in use of Autocad, BIM software such as Revit and microsoft projects

• Location: Woodlands
• Working Hours: 5.5 days per week (Mon to Fri: 8:00 AM – 5:30 PM, Sat: 8:00 AM – 12:30 PM)
• Willingness to commit to extended hours

Job Responsibilities

• Lead cleanroom design and planning for semiconductor projects
• Develop cleanroom layouts, zoning, airflow, and pressure control concepts
• Coordinate cleanroom requirements with HVAC, electrical, and process teams
• Review cleanroom materials, finishes, and system specifications
• Support installation, testing, and commissioning of cleanroom systems
• Ensure contamination control and cleanroom protocols are met
• Resolve design and site-related cleanroom issues
• Liaise with clients, consultants, and contractors
• Ensure compliance with cleanroom standards and Singapore regulations
• Mentor junior engineers and designers
• Any other ad-hoc duties as assigned
  
  

Requirements

• Bachelor’s Degree in Mechanical, Chemical, or related Engineering field
• Minimum 5 years of cleanroom or semiconductor facility design experience
• Strong understanding of contamination control and cleanroom standards
• Proficient in AutoCAD or Revit
• Strong coordination and leadership capabilities
• Proficiency in Mandarin is required to liaise with Mandarin-speaking stakeholders, suppliers and project counterparts.

• Location: Woodlands
• Working Hours: 5.5 days per week (Mon to Fri: 8:00 AM – 5:30 PM, Sat: 8:00 AM – 12:30 PM)
• Willingness to commit to extended hours

Job Responsibilities

• Lead piping design for semiconductor and industrial facilities
• Develop layouts for process piping, UPW, chemical, and utility systems
• Perform pipe sizing, material selection, and stress considerations
• Review isometric drawings, layouts, and technical submissions
• Coordinate piping design with HVAC, cleanroom, electrical, and process teams
• Provide technical support during installation and commissioning
• Resolve design clashes and site-related piping issues
• Liaise with vendors and contractors on piping materials and standards
• Ensure compliance with project specifications and Singapore regulations
• Mentor junior engineers and review their design work
• Any other ad-hoc duties as assigned

Requirements

• Bachelor’s Degree in Mechanical Engineering or related field
• Minimum 5 years of piping design experience, preferably in semiconductor projects
• Strong knowledge of process piping, UPW, and industrial utility systems
• Proficient in AutoCAD, 3D piping software, or Revit
• Good understanding of fluid mechanics and piping standards
• Strong coordination and leadership skills
• The candidate must be fluent in both Mandarin and English to communicate effectively with internal teams and external stakeholders
• Candidates with good experience will be considered for a higher role, and the salary will be commensurate accordingly

About Airwallex

Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale.

Proudly founded in Melbourne, we have a team of over 2,200 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$8 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us.

Attributes We Value

We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you’re motivated by our mission and operating principles. You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor.

You’re humble and collaborative; turn zero‑to‑one ideas into real products, and you “get stuff done” end-to-end. You use AI to work smarter and solve problems faster. Here, you’ll tackle complex, high‑visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let’s build what’s next.

About the team

Become an integral part of our Identity and Access Management (IAM) and Account team, where you will play a critical role in advancing our identity solutions and fortifying our account infrastructure. We are on the lookout for passionate engineers driven to work on cutting-edge projects that enhance the availability, scalability, and security of our platform. Engage in global collaboration with product managers, designers, and fellow engineers to deliver exceptional IAM solutions that safeguard businesses and optimize our account infrastructure for Airwallex’s exponential growth.

What you’ll do

As a Senior Backend Engineer on the IAM & Account Infra team, you will shape the long-term technical vision and architecture for Airwallex’s identity, authentication, and core account domains. You will design and build high-availability, cloud-native products (using Java/Kotlin) that secure our platform and optimize account infrastructure for global scale. Partnering cross-functionally with Product, Security, and Compliance teams, you will translate complex regulatory demands into scalable technical roadmaps that safeguard thousands of businesses worldwide.

This role is based in Singapore.

Responsibilities:

Strategic Leadership & Roadmap:

• Technical Strategy: Define the long-term technical vision and architectural strategy for Airwallex’s Identity (IAM) and account infrastructure domains. Make high-level decisions and select technology stacks that support long-term scalability.

• Roadmap Planning: Partner closely with Product Managers and Engineering Directors to translate business goals into a concrete technical roadmap. Prioritize initiatives based on risk, commercial value, and engineering bandwidth.

• Cross-Functional Alignment: Act as the technical bridge between Engineering, Legal, Compliance, and Security teams to ensure our technical roadmap aligns with global regulatory changes.

Engineering & Architecture:

• System Design & Development: Design, develop, and maintain high-availability (HA) IAM products and account infrastructure using Java/Kotlin and cloud-native technologies.

• Security Engineering: Implement industry-standard security protocols (e.g., OAuth2, OIDC, SAML) to safeguard business data and ensure compliance with global financial regulations.

• Infrastructure Optimization: Architect and optimize scalable infrastructure solutions to support high transaction volumes and ensure system reliability.

• Code Quality & Excellence: Champion engineering excellence by conducting code reviews, writing automated tests, and establishing best practices for performance and security.

Team Leadership & Mentorship:

• Coaching & Development: Mentor junior and senior engineers through code reviews, design docs, and career guidance. Foster a culture of engineering excellence and ownership within the team.

• Best Practices: Establish and enforce standards for code quality, security, and system reliability. Drive technical initiatives that improve developer velocity and system observability.

Who you are

We’re looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have, but are not mandatory.

Minimum qualifications:

• Education: Bachelor’s Degree or higher in Computer Science, Engineering, Information Technology, or a related field.

• Experience: 6 years of professional experience in software engineering, with a focus on backend development

• Technical Proficiency:

  • Strong proficiency in modern programming languages such as Java, Kotlin, Go, or Python.

  • Deep understanding of Identity and Access Management (IAM) concepts (Authentication, Authorization, SSO, MFA).

  • Experience with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Docker, Kubernetes).

  • Solid knowledge of relational and non-relational databases (e.g., PostgreSQL, Cassandra, Redis).

• Leadership: Demonstrated experience in mentoring engineers and leveling up team capabilities.

• Security Knowledge: Familiarity with application security best practices and secure coding standards (OWASP).

Preferred qualifications:

• Experience in the Fintech, Banking, or Payments industry.

• Experience with data governance tools or privacy-enhancing technologies (PETs).

• Experience working in a high-growth startup or unicorn environment.

#Singapore

Applicant Safety Policy: Fraud and Third-Party Recruiters

To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page.

Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary.

Equal opportunity

Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.

About the team

Airwallex Risk Platform Team is responsible for protecting all Airwallex products across the lifecycle, including GTPN, PA, Issuing, Onboarding, and Account Takeover. The risk landscape evolves rapidly and fraud techniques are becoming increasingly sophisticated. We build scalable, reliable, and intelligent risk capabilities to stay ahead—helping Airwallex remain a trusted global partner for businesses.

Our team is distributed across Shanghai and Singapore, working closely with global product, engineering, data, and operations teams, as well as external partners and customers, to deliver a holistic risk management approach.

This role is based in Singapore.

What you’ll do

Our mission is to keep Airwallex’s products and services safe and secure. We continuously improve risk strategies and systems using modern technologies, including graph, machine learning, and LLMs/Gen AI, to detect and prevent fraud and abuse at scale.

Responsibilities:

• Design, develop, and operate core transaction risk services and infrastructure using Kotlin/Java, supporting payment products and transaction systems.

• Own end-to-end delivery of key components and services on Airwallex’s microservice framework: design, implementation, testing, deployment, and observability.

• Build high-concurrency, highly available distributed services, optimizing latency, throughput, and reliability for production workloads.

• Collaborate with senior engineers and cross-functional partners to define technical solutions, APIs, and service boundaries; drive architectural improvements.

• Explore and evaluate new technologies (e.g., graph/streaming/ML/LLM related) and propose pragmatic upgrades aligned with business risk needs.

• Mentor engineers through code reviews, design discussions, and engineering best practices, improving team quality and delivery efficiency.

• Participate in on-call/incident response when needed, driving root-cause analysis and long-term remediation.

Who you are

We're looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have, but are not mandatory.

Minimum Qualifications

• 5+ years experience in Java/Kotlin backend development, with proven delivery in internet-scale applications, large financial systems, or e-commerce platforms.

• Bachelor’s degree in Computer Science or related fields (or equivalent practical experience).

• Strong knowledge of Java ecosystem, including concurrency/multithreading, high-throughput IO (NIO), and network communication fundamentals.

• Solid foundation in distributed systems design: high concurrency, high load, high availability, resilience, and scalability.

• Strong engineering practices: performance tuning, service stability, data/query optimization, and production troubleshooting.

• Experience with Spring / Spring Boot and designing RESTful APIs.

• Familiarity with build tools such as Gradle/Maven.

• Familiarity with common data formats such as JSON (XML is a plus, not a must).

Preferred Qualifications (Nice to Have)

• Strong domain knowledge in risk management, fraud detection, and fintech payment risk strategies.

• Experience with graph databases and graph-based pattern/anomaly detection.

• Experience applying machine learning for predictive risk analytics (model integration, feature engineering collaboration, etc.).

• Experience with real-time streaming and event-driven architectures (e.g., Kafka, Flink) for low-latency detection and response.

• Experience with large-scale analytics and storage technologies (e.g., ClickHouse, Spark, NoSQL) for risk analysis and investigations.

• Incident response experience, including mitigation planning and post-incident improvement.

• Strong communication and collaboration skills in a cross-regional, cross-functional environment.

• Familiarity with LLM evaluation and safety practices (offline/online evals, red teaming, prompt injection defenses, PII handling, and guardrails) for enterprise use cases.