Full Stack Engineer - A26151

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 realise 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. 

Co-Development Business Unit is looking for Full Stack Engineer

Internal Code: A26151

This is a fixed term contract. The engagement is 1 year.

What will you do?

The Government Digital Services (GDS) Team spearheads the digital transformation of government. We design and build digital products that help agencies better serve the people of Singapore.

We are looking for a Software Engineer who is not only strong in web development, but has proven experience solving real-world problems using Generative AI.

You are someone who:

• Has built or shipped solutions where GenAI was a core part of the system, not just a demo
• Uses AI to automate manual processes and save significant time
• Actively experiments with new tools, frameworks and models
• Enjoys end-to-end ownership — from design to deployment

You’ll be part of a cross-functional team that values quality, automation, experimentation and user experience.

Core Engineering Responsibilities

• Design and develop modern web frontend and backend applications
• Develop backend APIs and databases supporting applications
• Write automated unit and functional tests
• Design and develop applications leveraging cloud technologies (AWS, Azure, GCP)
• Assist in build and release automation with DevOps practices
• Participate in pair programming and code reviews
• Work closely with Business Analysts, Quality Engineers and UX Designers to deliver user-centric features

GenAI & Innovation Responsibilities

• Design and implement features leveraging Large Language Models (LLMs) and other Generative AI technologies
• Build AI-powered automation tools to reduce manual operational effort
• Integrate LLM APIs (e.g., OpenAI, Anthropic, Azure OpenAI, etc.) into production systems
• Implement prompt engineering, RAG (Retrieval-Augmented Generation), or agent-based workflows where applicable
• Evaluate new GenAI tools/frameworks and assess production-readiness
• Prototype rapidly and translate experiments into production-ready systems

What are we looking for?

Core Web Engineering

• Experience with frontend frameworks such as React.js / Next.js
• Experience with server-side development using Node.js
• Experience working with CI/CD pipelines
• Experience with cloud platforms (AWS, Azure, GCP)
• Familiar with JavaScript testing frameworks such as Jest or Mocha
• Familiar with Agile and Continuous Integration/Delivery practices
• Experience using Git for version control

GenAI Experience (Important)

• Demonstrated experience building systems that:
• Use LLMs or other GenAI models as part of the core solution
• Automate workflows or significantly reduce manual effort

Experience with:

• Prompt engineering
• Vector databases (e.g., Pinecone, Weaviate, OpenSearch, etc.) or semantic search
• RAG architectures or AI agent workflows
• Evaluating model output quality and reliability
• Ability to explain trade-offs in model selection, latency, cost, and safety considerations
• 3–5 years of software development experience
• Strong fundamentals in JavaScript & TypeScript
• Familiarity with building reusable web components
• Familiarity with how search engine components work (crawl, index, search)
• Familiar with TDD / BDD practices
• Experience with Docker and containerization
• Experience designing AI systems with observability, evaluation, and guardrails
• Collaborative team player with strong communication and presentation skills
• Passion for exploring emerging technologies and sharing knowledge with the team

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 customisable 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 a 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 

 Why you'll love 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. 

Does it sound like something you are interested in exploring further? Please be in touch with our team for an initial chat at [email protected]  

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 (https://www.activate.sg/privacy-policy) 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.