Talha Ahmad.

TypeScript · Node.js · Express.js · REST APIs · MSSQL · Azure Cloud · Docker · Kubernetes · Jest · Playwright · TDD/BDD

• Architected and built scalable backend APIs (Node.js/Express/TypeScript) with multi-tenant support, serving 3 enterprise B2B clients and processing 50,000+ API requests daily with 99.9% uptime.
• Designed and deployed Azure cloud infrastructure (Blob Storage, Key Vault, Table Storage, Managed Identity), reducing infrastructure costs by 35% while improving deployment reliability.
• Implemented comprehensive TDD/BDD practices with Jest and Playwright, achieving 90%+ test coverage and reducing production incidents by 60%.
• Established Docker containerization and automated CI/CD pipelines, cutting deployment time from 45 minutes to under 8 minutes and enabling 3x more frequent releases.
• Mentored 3 junior engineers through code reviews and SOLID principles workshops, accelerating their onboarding time by 40%.

React · TypeScript · Next.js · Jest · Cypress · Chromatic · Jenkins · Azure DevOps · Storybook · Design Systems

• Developed and published 10+ React components to the internal design library with 95% test coverage (Jest, React Testing Library), adopted by 4 product teams and reducing UI development time by 25%.
• Implemented visual regression testing (Chromatic) and E2E testing (Cypress), reducing production bugs by 40% and cutting QA cycle time by 30%.
• Stepped up as acting team lead during manager absence, coordinating 8 cross-functional tasks across 3 teams and delivering all milestones on schedule.
• Partnered with product, design, and backend teams to scope and deliver 5 new features, increasing service offerings by 20% and contributing to 15% user growth.

JavaScript · TypeScript · Node.js · Express.js · GraphQL · REST APIs · MongoDB · AWS Lambda · Serverless · Kafka · Redis · Docker · Jest · CI/CD

• Built scalable microservices (AWS Lambda, Kafka, Serverless) handling 100,000+ daily e-commerce transactions with 99.95% uptime and sub-200ms average response times.
• Designed RESTful and GraphQL APIs with optimized query patterns, reducing response times by 40% and increasing concurrent user capacity by 3x.
• Integrated Stripe and Plaid payment systems, improving transaction success rates by 30% and reducing payment failures by $50,000+ annually through retry mechanisms.
• Collaborated with product managers to translate business requirements into technical solutions, delivering 12 features over 4 quarters that drove 25% increase in customer retention.
• Mentored 4 junior engineers on backend best practices, TDD, and system design, resulting in 2 promotions within 12 months.

Javascript · React · React Native · Node.js · Express.js · MongoDB · Firebase · DevOps

• Led and mentored a team of 5 engineers, conducting weekly code reviews and 1-on-1s that improved team velocity by 30%.
• Drove comprehensive client requirement analysis that reduced project iteration cycles by 20%, saving an estimated 200+ engineering hours annually.
• Delivered a $3 million project from requirement analysis through to production, earning the 'Award of Excellence for Outstanding Accomplishments'.