Full Stack Engineer -

Role Overview
We are looking for Full Stack Engineers to modernise a Singapore public sector digital service. The team will migrate a legacy tech stack to a modern, cloud-native, containerised platform on AWS. Engineers will build and configure products end to end, from frontend to backend, infrastructure, security integration, and production support.

Key Responsibilities
. Develop and configure products, migrating legacy applications to a modern cloud-native, containerised tech stack.
. Build responsive, accessible web frontends using ReactJS, TypeScript, and Next.js.
. Develop backend services and APIs in Golang and/or Kotlin, including long-running business processes using a workflow engine (e.g. Temporal).
. Set up and maintain secure AWS infrastructure using Infrastructure as Code (e.g. Terraform).
. Implement security controls and monitoring, including authentication and identity integration with Singpass, Corppass, OIDC, and SAML.
. Build and maintain CI/CD pipelines in GitLab, and deploy workloads to Kubernetes (EKS). Instrument applications for observability using tools such as Dynatrace or Datadog.
. Support production deployments, troubleshoot issues, and take part in incident resolution.
. Write clean, tested, well-documented code and take part in code reviews. Additional responsibilities for Senior Consultant
. Define the technical architecture and target state for the modernised platform.
. Lead delivery across multiple workstreams, coordinating with product owners, DevSecOps, and agency stakeholders.
. Provide strategic technical guidance, set engineering standards, and mentor team members. Plan legacy-to-modern migration approaches, including sequencing, risk management, and cutover.

Requirements:
. Consultant: 3-5 years of hands-on full stack development experience.
. Senior Consultant: 7+ years of experience, including at least 2-3 years leading technical delivery or defining solution architecture.
. Experience migrating or modernising legacy systems is strongly preferred.
. Experience delivering Singapore Government or public sector projects is an advantage.

Technical skills (must have)
. Frontend: ReactJS, TypeScript
. Backend: Golang and/or Kotlin
. DevOps: CI/CD, Docker, Kubernetes
. Cloud: AWS architecture and services
. Infrastructure as Code: Terraform (or equivalent)
. Observability: hands-on experience with at least one observability tool

Technical skills (good to have)
. Experience with Next.js
. Experience in setting up AWS cloud infrastructure (e.g. S3, EKS / ECS, EC2, Lambda, RDS, Load Balancers, API Gateway)
. Experience with a workflow engine (e.g. Temporal)
. Experience with a rules engine (e.g. Gorules, Open Policy Agent)
. Familiarity with observability tools such as Dynatrace, Datadog
. Implemented authentication using OIDC, SAML
. Implemented authorisation using RBAC, ABAC
. Government identity and security tooling: Singpass, Corppass, ADFS, WOG AD, CAM (GovTech Central Accounts Management), Trend Micro FAM
. Infrastructure and container security practices
. OutSystems, Oracle Policy Automation (OPA) / Oracle Intelligent Advisor (OIA), Sitefinity, Oracle

Soft skills
. Strong problem-solving and debugging skills in production environments.
. Clear communication with technical and non-technical stakeholders.
. Senior Consultant: proven leadership, stakeholder management, and ability to drive decisions.