Senior Full Stack Developer

Ampstek; Kuala Lumpur; On-site; MYR 180,000 - 240,000; Full time

Job summary

Ampstek is seeking an experienced Full Stack Engineer in Kuala Lumpur to lead end-to-end development across backend, frontend, and cloud components. You will build robust Python/Node.js services and implement modern UI with React.js/Next.js while integrating GraphQL APIs with AWS infrastructure.

You will drive design decisions, ensure code quality, and guide junior developers. Minimum 5 years of full-stack experience and strong AWS and CI/CD skills are required for this role.

Qualifications

• Minimum 5 years of full-stack development experience.
• Strong proficiency in Python (backend engineering, APIs, microservices).
• Strong proficiency in TypeScript, Node.js, React.js, Next.js, GraphQL.
• Hands-on experience with AWS services including Lambda, DynamoDB, ECS, EKS, EC2, S3, IAM.
• Experience implementing CI/CD pipelines.

Responsibilities

• Lead end-to-end development across backend, frontend, and cloud components.
• Build robust backend services using Python and Node.js.
• Design and develop modern UI using React.js and Next.js.
• Develop and optimize GraphQL APIs, schemas, and resolvers.
• Implement reusable, secure, and well-tested codebases across the stack.
• Integrate frontend applications with backend services and AWS components.
• Design and deploy production-grade cloud solutions on AWS (Lambda, ECS, EKS, etc.).
• Apply best practices for scalability, resiliency, and cost optimization.
• Mentor junior developers and collaborate with architects, QA, DevOps, and product stakeholders.

Skills

Python

TypeScript

Node.js

React.js

Next.js

GraphQL

CI/CD pipelines

Algorithms

Data structures

Ownership

Cross-cultural collaboration

Self-directed learner

Tools

AWS Lambda

DynamoDB

ECS

EKS

EC2

S3

IAM

GitHub Actions

GitLab CI

CodePipeline

Job description

Note**** For this position client only looking for Citizen and PR candidates******

Key Responsibilities

Full Stack Engineering

• Lead end‑to‑end development across backend, frontend, and cloud components.
• Build robust backend services using:
• Python (mandatory)
• Node.js (TypeScript)
• Design and develop modern UI using React.js and Next.js.
• Develop and optimize GraphQL APIs, schemas, and resolvers.
• Implement reusable, high‑quality, secure, and well‑tested codebases across the stack.
• Integrate frontend applications with backend services, GraphQL endpoints, and AWS components.
• Cloud Engineering (AWS)Design and deploy production‑grade solutions using:
• Lambda, ECS, EKS, DynamoDB, IAM, S3, EC2
• Implement event-driven and microservices architectures using AWS native services.
• Apply best practices for scalability, resiliency, and cost optimization.

Software Quality & DevOps

• Implement unit testing and end‑to‑end testing frameworks (e.g., Jest, PyTest, Cypress, Playwright).
• Build and maintain CI/CD pipelines (GitHub Actions, GitLab CI, AWS CodePipeline).
• Ensure code quality via peer reviews, linting, security checks, and automated pipelines.
• Participate in solution design, architectural discussions, and technical decision-making.
• Review and challenge solution designs to ensure correctness, scalability, and maintainability.
• Mentor and guide junior developers and peers.
• Work collaboratively with architects, QA engineers, DevOps, and product stakeholders.

Required Skills & Experience (Mandatory)

• Minimum 5 years of full‑stack development experience.
• Strong proficiency in Python (backend engineering, APIs, microservices).
• Strong proficiency in:
• TypeScript
• Node.js
• React.js
• Next.js
• GraphQL
• Hands‑on experience with AWS services including:
• Lambda, DynamoDB, ECS, EKS, EC2, S3, IAM
• Experience implementing CI/CD pipelines.
• Experienced with other programming languages such as Java, C#
• Experience with unit testing and end‑to‑end testing.
• Strong understanding of algorithms, data structures, and engineering best practices.
• Strong ownership mindset with the ability to work independently.
• Structured communicator with strong cross‑cultural collaboration skills.
• Self‑directed learner with curiosity for emerging technologies.
• Highly proactive and capable of challenging existing designs when appropriate.