Lead Node.js Developer (Ref 26243) - #1122898

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 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.

Licence no: 12C6060