Full-Stack Engineer - A26385

Activate Interactive Pte Ltd; Singapore; Hybrid; SGD 90,000 - 150,000; Full time

Benefits offered by this job

Competitive compensation

Outpatient medical coverage

Life and health insurance

Learning programmes and staff budget

Career progression opportunities

Flexible work arrangement

Job summary

Activate Interactive Pte Ltd in Singapore is seeking a software engineer for a 12-month fixed-term contract to build and operate AI-driven applications for MOE.

You will write production-grade full-stack code (TypeScript, NestJS, React, Postgres, AWS), integrate LLMs, and focus on observability, testing, and safe AI workflows while collaborating with cross-functional teams and GovTech/MOE stakeholders.

Qualifications

• Strong software engineering fundamentals and design skills.
• Experience building production-grade full-stack apps/services.
• Hands-on knowledge of LLM app development and evaluation.
• Focus on AI system quality, monitoring, and regression testing.
• Clear communication with engineers and non-technical stakeholders.

Responsibilities

• Design, build, test, deploy, and operate production AI applications across MOE.
• Write high-quality full-stack software across TypeScript, NestJS, React, Postgres, and AWS.
• Integrate LLM and multimodal APIs in production, including prompting and memory patterns.
• Build evaluation pipelines for AI quality, safety, regression testing, and human review.
• Improve observability across AI products with traces, logs, metrics, and feedback loops.
• Collaborate with product managers, designers, data scientists, governance colleagues, and MOE stakeholders.

Skills

System design

Testing

CI/CD

Observability

Security

Maintainable code

Tools

TypeScript

NestJS

React

Postgres

AWS

Langfuse

OpenTelemetry

Job description

Activate Interactive Pte Ltd (“Activate”) is a leading technology consultancy headquartered in Singapore with a presence in Malaysia and Indonesia. Our clients are empowered with quality, cost-effective, and impactful end-to-end application development, like mobile and web applications, and cloud technology that remove technology roadblocks and increase their business efficiency.

We believe in positively impacting the lives of people around us and the environment we live in through the use of technology. Hence, we are committed to providing a conducive environment for all employees to realize their full potential, who in turn have the opportunity to continuously drive innovation.

We are searching for our next team members to join our growing team.

If you love the idea of being part of a growing company with exciting prospects in mobile and web technologies that create positive impact on people’s lives, then we would love to hear from you.

This is a 12-months fixed term contract.
Location: Balestier, Hybrid arrangement

MOE DXD builds AI products and platform capabilities for Singapore's Ministry of Education. Our portfolio includes LangBuddy (a voice-first Mother Tongue learning assistant), Markly (an AI feedback tool for teachers), AI-enabled procurement workflows, and the shared platform foundations that make AI systems observable, evaluable, and safe to scale.

What the officer will be working on:

• Design, build, test, deploy, and operate production AI applications across MOE
• Write high-quality full-stack software across TypeScript, NestJS, React, Postgres, and AWS
• Integrate LLM and multimodal APIs in production, including prompting, tool/function calling, streaming, voice interaction, retrieval, and memory patterns
• Build evaluation pipelines for AI quality, safety, regression testing, and human review
• Improve observability across AI products, including traces, logs, metrics, user feedback loops, and model behaviour monitoring
• Build and harden prototypes of emerging AI capabilities into maintainable product or platform components
• Collaborate with product managers, designers, data scientists, governance colleagues, GovTech Central, and MOE stakeholders

Requirements

What are we looking for?

• Strong software engineering fundamentals: system design, testing, debugging, CI/CD, observability, security, and maintainable code
• Demonstrated ability to build production-grade full-stack applications and services
• Hands‑on experience (or strong working knowledge) of LLM application developmen
• Clear thinking about AI system quality: evals, regression tests, failure modes, monitoring, and human revie
• Ability to communicate clearly with both engineers and non-technical stakeholders

Preferred / Nice-to-Have

• Experience with TypeScript, NestJS, React, Vite, Postgres, AWS, Langfuse, or OpenTelemetry
• Experience integrating AI services such as OpenAI, Anthropic, or other LLM/multimodal API
• Experience with RAG, tool calling, agentic workflows, voice interfaces, or AI evaluation frameworks
• Familiarity with education, public-sector systems, or high-trust digital services

Benefits

What do we offer in return?

• Competitive Compensation: Market competitive salary and variable performance bonus aligned to your skills, impact, and contribution.
• Benefits: Outpatient medical, specialist medical coverage and generous customizable flexi benefits, or flexi allowance; life and health insurance, thoughtful perks like special occasions "red packet" and CNY goodies, etc.
• Employee Wellness: Support for your physical, mental, and overall well-being through year-round initiatives.
• Growth & Development: Learning programmes, certification support, and a dedicated staff development budget. (We are a “SHRI 2025 Gold winner” in “Learning & Development; Coaching & Mentoring”)
• Career Progression: Structured career pathways that enable you to grow along a technical/domain expert track or leadership track.
• Competency Framework: A structured and practical framework to support you to develop, perform, and succeed.
• Flexible Work Arrangement: Staff may choose to work flexi-place, flexi-time, and flexi-load based on existing framework.

Whyyou'lllove working with us?

If you are looking for opportunities to collaborate with leading industry experts and be surrounded by highly motivated and talented peers, we welcome you to join us. We provide all employees with equal opportunities to grow and develop with us. We believe your success is our success.

Activate Interactive Singapore is an equal opportunity employer. Employment decisions will be based on merit, qualifications and abilities. Activate Interactive Pte Ltd does not discriminate in employment opportunities or practices on the basis of race, colour, religion, gender, sexuality, national origin, age, disability, marital status or any other characteristics protected by law.

Protecting your privacy and the security of your data are longstanding top priorities for Activate Interactive Pte Ltd.

Your personal data will be processed for the purposes of managing Activate Interactive Pte Ltd’s recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results, and as is otherwise needed in the recruitment and hiring processes.

Please consult our Privacy Notice (Privacy Policy | Activate Interactive) to know more about how we collect, use, and transfer the personal data of our candidates. Here you can find how you can request for access, correction and/or withdrawal of your Personal Data.