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I am a Senior Full Stack Developer with 6+ years of experience building and scaling high-performance web applications. I've designed RESTful APIs that reduced response times by 52%, developed large-scale apps achieving 95+ Lighthouse scores, and modernized legacy systems across React, Vue, and Angular. My expertise includes optimizing backend performance with Node.js/Nest.js, migrating infrastructure to AWS/Azure, and implementing event-driven architectures handling 12K+ events/sec. I've consistently delivered measurable results—improving conversion rates by 18%, reducing deployment failures to <1%, and cutting query latency by 30-40%—while mentoring teams and driving technical excellence.…I am a Senior Full Stack Developer with 6+ years of experience building and scaling high-performance web applications. I've designed RESTful APIs that reduced response times by 52%, developed large-scale apps achieving 95+ Lighthouse scores, and modernized legacy systems across React, Vue, and Angular. My expertise includes optimizing backend performance with Node.js/Nest.js, migrating infrastructure to AWS/Azure, and implementing event-driven architectures handling 12K+ events/sec. I've consistently delivered measurable results—improving conversion rates by 18%, reducing deployment failures to <1%, and cutting query latency by 30-40%—while mentoring teams and driving technical excellence.

Luca Lee

Full Stack Developer, Front-End Developer, Back-End Developer, +1

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I am a Senior Full Stack Developer with 6+ years of experience building and scaling high-performance web applications. I've designed RESTful APIs that reduced response times by 52%, developed large-scale apps achieving 95+ Lighthouse scores, and modernized legacy systems across React, Vue, and Angular. My expertise includes optimizing backend performance with Node.js/Nest.js, migrating infrastructure to AWS/Azure, and implementing event-driven architectures handling 12K+ events/sec. I've consistently delivered measurable results—improving conversion rates by 18%, reducing deployment failures to <1%, and cutting query latency by 30-40%—while mentoring teams and driving technical excellence.…I am a Senior Full Stack Developer with 6+ years of experience building and scaling high-performance web applications. I've designed RESTful APIs that reduced response times by 52%, developed large-scale apps achieving 95+ Lighthouse scores, and modernized legacy systems across React, Vue, and Angular. My expertise includes optimizing backend performance with Node.js/Nest.js, migrating infrastructure to AWS/Azure, and implementing event-driven architectures handling 12K+ events/sec. I've consistently delivered measurable results—improving conversion rates by 18%, reducing deployment failures to <1%, and cutting query latency by 30-40%—while mentoring teams and driving technical excellence.

Available to hire

I am a Senior Full Stack Developer with 6+ years of experience building and scaling high-performance web applications. I’ve designed RESTful APIs that reduced response times by 52%, developed large-scale apps achieving 95+ Lighthouse scores, and modernized legacy systems across React, Vue, and Angular. My expertise includes optimizing backend performance with Node.js/Nest.js, migrating infrastructure to AWS/Azure, and implementing event-driven architectures handling 12K+ events/sec. I’ve consistently delivered measurable results—improving conversion rates by 18%, reducing deployment failures to <1%, and cutting query latency by 30-40%—while mentoring teams and driving technical excellence.

Skills

Experience Level

Expert

Expert

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Expert

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Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Full Stack Developer at Bigger

July 1, 2025 - October 13, 2025

Led the design and delivery of RESTful APIs using Node.js, Express.js, and TypeScript; reduced response times by 52% (1.4s to 670ms). Built and maintained six large-scale web apps (React, Next.js, Vue, Nuxt.js) with SSR, code-splitting, and accessibility testing achieving 95+ Lighthouse scores and 99.9% uptime. Migrated legacy CSS to Sass, establishing scalable structures, mixins, and theming, cutting style duplication by 40% and improving cross-framework consistency. Brokered microservice work with Nest.js and FastAPI, optimized pipelines with MongoDB, Redis, PostgreSQL; migrated 20+ workloads to AWS (EC2, Lambda, S3, ECS/EKS) and Azure; authored Terraform modules; deployed to air-gapped environments. Built and maintained CI/CD pipelines with Git, Docker, Kubernetes, reducing deployment time by 60% and failures to under 1%. Designed event-driven architectures with Kafka, RabbitMQ, and AWS Lambda, supporting 12K+ events/sec with sub-400ms latency. Modernized 3 Angular.js apps to Angula

Senior Full Stack Developer at Scriptive

April 1, 2023 - October 13, 2025

Designed and built scalable backend systems with Flask, FastAPI, Node.js, Express.js, and Django to deliver REST/GraphQL APIs with caching, authentication, and validation; scaled with Docker and Kubernetes. Optimized PostgreSQL, MySQL, and MongoDB with indexing and partitioning, reducing query latency by 30–40% and maintaining 99.99% uptime. Enhanced Django REST Framework payments to reduce duplicates by 40% and improve order consistency to 99.6%. Integrated AWS Rekognition for automated image moderation, blocking 15k+ non-compliant uploads monthly and reducing manual reviews by 70%. Built real-time frontend with Angular and MongoDB Change Streams, Kafka supporting 500+ users at <350ms latency and 12K+ events/sec. Delivered high-performance frontends with React, Next.js, Vue, and Nuxt.js, achieving Lighthouse scores above 95 and reducing cart abandonment by 28%. Automated infrastructure with Terraform, cutting setup time from 3 days to 2 hours and increasing deployment frequency 5x.

Full Stack Developer at XAM

August 1, 2021 - October 13, 2025

Built interactive analytics dashboards with React, Next.js, Material-UI, and D3.js for 30K+ MAUs; improved engagement by 32% through component-driven design and real-time updates. Designed backend services with Node.js, Express.js, and Django, delivering REST/GraphQL APIs with caching, authentication, and validation, and scaled with Docker/Kubernetes to ensure 99.9% uptime. Optimized PostgreSQL, MySQL, and MongoDB via indexing and partitioning, reducing query latency by 30–40% and maintaining high reliability. Implemented secure payments in Django REST Framework with Stripe; achieved 99.6% order accuracy and reduced duplicates. Built real-time systems using React and Kafka, enabling 500+ concurrent users at sub-350ms latency and 12K+ events/sec. Drove automated deployments with Docker and Kubernetes, enabling zero-downtime releases and cutting deployment failures by ~45% and build times by ~25%. Led performance and accessibility audits with Lighthouse and AXE, achieving WCAG 2.1 AA c

Senior Full Stack Developer at Bigger

July 1, 2025 - October 13, 2025

Built optimized RESTful APIs with Node.js, Express.js and TypeScript; reduced response times by 52% (1.4s to 670ms). Led development and maintenance of 6 large-scale web apps (React, Next.js, Vue, Nuxt.js) with SSR, code splitting, and accessibility testing, achieving 95+ Lighthouse scores and 99.9% uptime. Migrated legacy CSS to Sass, establishing scalable structures, mixins, and theming; reduced style duplication by 40% across React, Vue, and Angular projects. Supported microservices with Nest.js / FastAPI; optimized pipelines with MongoDB, Redis, PostgreSQL; assisted migrating 20+ workloads to AWS (EC2, Lambda, S3, ECS/EKS) and Azure; authored Terraform modules; managed state and deployed to air-gapped environments for secure, repeatable infrastructure. Built and maintained CI/CD pipelines with Git, Docker, Kubernetes; cut deployment times by 60% and reduced failures to <1%. Designed event-driven architectures with Kafka, RabbitMQ, and AWS Lambda; supported 12k+ events/sec with sub-

Senior Full Stack Developer at Scriptive

April 1, 2023 - October 13, 2025

Engineered scalable backend systems using Flask, FastAPI, and Node.js to support 1.7M+ users across SaaS and microservices on AWS/Azure. Ensured data integrity with schema validation and atomic transactions; containerized with Docker/Kubernetes. Optimized database performance for PostgreSQL, MySQL, MongoDB via indexing and partitioning; reduced query latency by 30–40% and maintained 99.9% uptime. Enhanced payments processing in Django REST framework; cut duplicates by 40% and increased order consistency to 99.6%. Integrated AWS Rekognition for automated image moderation; blocked 15k+ non-compliant uploads monthly and reduced manual reviews by 70%. Built real-time systems using Angular, MongoDB Change Streams and Kafka; supported 500k+ users at <350 ms latency and processed 12k+ events/sec. Developed high-performance frontend apps with React, Next.js, Vue, Nuxt.js; achieved Lighthouse scores >95 and reduced cart abandonment by 28%. Automated infrastructure with Terraform; cut setup ti

Full Stack Developer at XAM

August 1, 2021 - October 13, 2025

Built interactive analytics dashboards with React, Next.js, MaterialUI, D3.js serving 30K+ MAUs; boosted engagement by 32% through component-driven design and real-time updates. Designed backend services with Node.js, Express.js and Django; REST/GraphQL APIs with caching, authentication, and validation—scaling through Docker/Kubernetes. Optimized database performance for PostgreSQL, MySQL, MongoDB via indexing and partitioning; reduced query latency by 30–40% and maintained 99.9% uptime. Enhanced payment processing in Django REST framework; cut duplicates by 40% and increased order consistency to 99.6%. Integrated AWS Rekognition for automated image moderation; blocked 15k+ non-compliant uploads monthly and reduced manual reviews by 70%. Built real-time systems using Angular, MongoDB Change Streams and Kafka; supported 500+ users at <350 ms latency and processed 12k+ events/sec. Frontend with React, Next.js, Vue, Nuxt.js; Lighthouse scores >95 and reduced cart abandonment by 28%. A