● Engineered and maintained React + TypeScript applications for 50,000+ users, improving page load

times by 30% and enhancing UI responsiveness.

● Designed and deployed Node.js microservices on AWS Lambda & ECS, cutting downtime by 40%

and improving scalability.

● Led the migration of legacy monolithic systems into microservices architecture, reducing cloud

infrastructure costs by 25%.

● Built and optimized CI/CD pipelines (Jenkins, GitHub Actions), accelerating release cycles from

biweekly to multiple deployments per week.

● Integrated AWS services (S3, RDS, DynamoDB, CloudFront) to support high-availability, fault-tolerant

applications.

● Implemented real-time features (WebSockets, event-driven systems), enabling seamless live

updates and notifications.

● Automated infrastructure provisioning using Terraform & Docker, streamlining environment setup

and reducing manual errors.

● Collaborated with cross-functional teams (design, QA, DevOps) to deliver products on time,

achieving 95% sprint completion rate.

● Enhanced test automation with Jest/Mocha, achieving 80%+ unit test coverage and reducing

production bugs by 20%.

● Mentored a team of 5 developers, introducing best practices in TypeScript, code reviews, and Agile

delivery.

● Developed and maintained RESTful APIs in Node.js, integrated with PostgreSQL & MongoDB,

supporting 20k+ daily active users.

● Built reusable React components with Redux, reducing front-end code duplication by 35%.

Improved application performance by cutting front-end load time by 2.5 seconds through

optimization techniques.

● Collaborated with DevOps to migrate workloads to AWS EC2 and RDS, achieving 99.9% uptime SLA.

Introduced automated test suites using Jest & Mocha, raising test coverage by 35%.

● Partnered with product managers and designers to deliver features under Agile sprints, ensuring

consistent on-time releases.

● Implemented role-based access control (RBAC) and authentication flows, improving system security

and compliance.

● Designed and implemented web applications using JavaScript, React, and Node.js for enterprise

clients.

● Built and optimized SQL queries and stored procedures to support high-volume transactional

systems.

● Assisted in developing microservice modules that integrated with third-party APIs, reducing

integration time by 40%.

● Improved deployment workflows by contributing to CI/CD pipelines with Jenkins and Git.

● Collaborated with QA to debug and resolve performance bottlenecks, reducing bug resolution time

by 25%.

● Contributed to front-end refactoring initiatives, modernizing UI components and improving customer

satisfaction scores.

● Participated in daily stand-ups and sprint planning, ensuring clear communication across cross

functional teams.