Lead Node.js Developer

6 days ago

Singapore Jobline Resources Pte Ltd Full time

Responsibilities Deliver features end-to-end, build APIs, Lambda functions, and backend services from user stories and technical designs. Review requirements and user stories for technical feasibility, scope and risk. Propose pragmatic alternatives when needed. Investigate issues, perform root-cause analysis and implement resilient fixes with tests. Quality first, write clean and testable code; add unit/integration tests, ensure accessibility (WCAG), performance and security best practices. Participate in code reviews, maintain coding standards, and improve the component library. Partner with BA, refine acceptance criteria, clarify edge cases and ensure business value is met. Agile way of working, contribute to backlog grooming, daily stand-ups, and retrospectives; provide accurate estimates. Collaborate on CI/CD, feature flags, and observability for safe frequent release. Requirements At least 6 Years of Relevant Experience required in relevant area Must have skills: AWS, Lambda, Node.js Minimum a Bachelor's degree in a relevant field of study Minimum 4 years of total backend experience and 2 years hands-on Node.js/ AWS Lambda development experience AWS experience, having built applications on AWS architecture (e.g., Lambda, API Gateway, S3, DynamoDB/RDS, CloudWatch)Experience with AWS Lambda development (handlers, layers, cold-start awareness, IaC packaging/deploy)Experience with event-driven design (idempotency keys, DLQs, retries with backoff)Hands on experience on caching layers (Redis)Experience in regulated audit trails, data retention, PII handling Solid understanding of TypeScript or JavaScript, async patterns, and error handling Hands on experience with OAuth & OIDC authentications, token handling (authorization code flow, ID token validation, refresh token rotation)Familiarity with testing (Jest, Mocha, or similar) and API/integration testing Comfort with Git workflows and pull-request reviews Knowledge in authentication/authorization (Cognito, OAuth/OIDC, JWT) and OWASP practices Knowledge in Agile Methodology or Scrum process will be an advantage Strong debugging skills and a structured approach to problem solving Practical experience with Git, branching strategies, and code reviews Excellence system design skills (latency, throughput, cost)Clear, proactive communication and the ability to work closely with Business Analysts and stakeholders #J-18808-Ljbffr

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