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Senior full stack/software engineer with 12+ years building and modernizing production web applications, specializing in React and Next.js (App Router, Server Components, SSR/ISR, API routes). Experienced across SaaS, healthcare, fintech, and e-commerce, with strong focus on performance, accessibility, and maintainable engineering practices. Leads end-to-end architecture and delivery (frontend, backend, cloud, CI/CD, testing, and security). Builds event-driven and real-time systems, integrates GraphQL/REST and third-party services, and improves user-perceived latency and operational efficiency through automation, caching, and scalable infrastructure on AWS/Azure.…Senior full stack/software engineer with 12+ years building and modernizing production web applications, specializing in React and Next.js (App Router, Server Components, SSR/ISR, API routes). Experienced across SaaS, healthcare, fintech, and e-commerce, with strong focus on performance, accessibility, and maintainable engineering practices. Leads end-to-end architecture and delivery (frontend, backend, cloud, CI/CD, testing, and security). Builds event-driven and real-time systems, integrates GraphQL/REST and third-party services, and improves user-perceived latency and operational efficiency through automation, caching, and scalable infrastructure on AWS/Azure.

Anthony Jackson

Full Stack Developer, Back-End Developer, Web Developer, +3

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Senior full stack/software engineer with 12+ years building and modernizing production web applications, specializing in React and Next.js (App Router, Server Components, SSR/ISR, API routes). Experienced across SaaS, healthcare, fintech, and e-commerce, with strong focus on performance, accessibility, and maintainable engineering practices. Leads end-to-end architecture and delivery (frontend, backend, cloud, CI/CD, testing, and security). Builds event-driven and real-time systems, integrates GraphQL/REST and third-party services, and improves user-perceived latency and operational efficiency through automation, caching, and scalable infrastructure on AWS/Azure.…Senior full stack/software engineer with 12+ years building and modernizing production web applications, specializing in React and Next.js (App Router, Server Components, SSR/ISR, API routes). Experienced across SaaS, healthcare, fintech, and e-commerce, with strong focus on performance, accessibility, and maintainable engineering practices. Leads end-to-end architecture and delivery (frontend, backend, cloud, CI/CD, testing, and security). Builds event-driven and real-time systems, integrates GraphQL/REST and third-party services, and improves user-perceived latency and operational efficiency through automation, caching, and scalable infrastructure on AWS/Azure.

Available to hire

Senior full stack/software engineer with 12+ years building and modernizing production web applications, specializing in React and Next.js (App Router, Server Components, SSR/ISR, API routes). Experienced across SaaS, healthcare, fintech, and e-commerce, with strong focus on performance, accessibility, and maintainable engineering practices.

Leads end-to-end architecture and delivery (frontend, backend, cloud, CI/CD, testing, and security). Builds event-driven and real-time systems, integrates GraphQL/REST and third-party services, and improves user-perceived latency and operational efficiency through automation, caching, and scalable infrastructure on AWS/Azure.

Skills

Experience Level

Expert

Expert

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Intermediate

Intermediate

Language

English

Advanced

Work Experience

Senior Full Stack Engineer at Cigna Healthcare

August 1, 2022 - June 1, 2026

Designed and built scalable full stack applications using Node.js, NestJS, React, Next.js, TypeScript, and Python for enterprise SaaS and customer-facing platforms. Led backend architecture for high-volume applications including REST APIs, GraphQL services, microservices, background workers, and event-driven workflows. Built secure and maintainable API layers with authentication/authorization, reporting, and third-party integrations (payments, messaging, and enterprise APIs). Created reusable frontend components and SSR applications with React and Next.js, Redux, and React Query. Designed database schemas, indexes, stored procedures, and query optimization strategies across PostgreSQL, MySQL, MongoDB, DynamoDB, Redis, and Elasticsearch. Implemented cloud-native deployments on AWS services, containerized services with Docker and Kubernetes, and automated CI/CD pipelines using GitHub Actions/GitLab CI and Jenkins. Added real-time features using WebSockets/Socket.IO, Redis Pub/Sub, and jo

Senior Backend Engineer at Banca (BONY)

January 1, 2019 - December 31, 2018

Led backend development for enterprise web applications using Node.js, Express.js, NestJS, Python (Django/Flask), and PostgreSQL. Integrated real-time subscription updates using Apollo Client WebSocket links for live shipment tracking and driver locations without polling, reducing server load by 40%. Designed scalable microservices and modular backend systems for SaaS platforms, fintech workflows, healthcare tools, logistics dashboards, and CRM applications. Developed resilient, high-throughput RESTful APIs using Java and Spring Boot with robust error handling, request validation, and Swagger/OpenAPI documentation. Owned end-to-end integration platforms for enterprise client data, building APIs and event-driven workflows that synchronized with external systems including Salesforce, Stripe, and custom financial CRMs. Deployed backend systems on Azure App Services, Azure Functions, Azure SQL, Service Bus, and Key Vault to ensure enterprise-grade security and scalability. Implemented CI/

Senior Back-End Engineer at BNY

January 1, 2019 - December 31, 2018

Led backend development for enterprise web applications using Node.js, Express.js, NestJS, Python, Django, Flask, and PostgreSQL. Integrated real-time subscription updates using Apollo Client WebSocket links to enable live tracking without polling, reducing server load by ~40%. Designed scalable microservices and modular backend systems for SaaS, fintech workflows, healthcare tools, logistics dashboards, and CRM applications. Developed high-throughput RESTful APIs and microservices using Java and Spring Boot with robust error handling, request validation, and Swagger/OpenAPI documentation. Owned end-to-end integration platforms for enterprise client data, building event-driven workflows to sync with external systems including Salesforce, Stripe, and custom financial CRMs. Deployed on Azure App Services/Functions and Azure SQL with Service Bus and Key Vault for enterprise-grade security and scalability. Implemented CI/CD pipelines using Azure DevOps and added comprehensive API testing

Senior Back-End Engineer at B & Y

January 1, 2019 - July 1, 2022

Led backend development for enterprise web applications using Node.js, Express, NestJS, TypeScript, Python, Django, Flask, and PostgreSQL. Designed scalable microservices and modular backend systems for SaaS platforms, fintech workflows, healthcare tools, logistics dashboards, and CRM applications. Built RESTful APIs and GraphQL services supporting user management, reporting, payments, notifications, analytics, and admin workflows. Implemented secure backend services with JWT authentication, OAuth 2.0 flows, RBAC permissions, encrypted configuration, and audit logging. Developed event-driven workflows using Kafka, RabbitMQ, Redis queues, and background workers for asynchronous processing and high-volume business operations. Created database models, optimized SQL queries, improved indexes, and tuned slow endpoints across PostgreSQL, MySQL, MongoDB, and Redis. Integrated with payment gateways, CRM platform APIs, communication APIs, accounting systems, and enterprise third-party services.

Senior Backend Engineer at City Bank

September 1, 2015 - December 1, 2018

Developed full stack web applications using JavaScript/Node.js/Express.js/React.js and Python (Django/Flask), building frontend screens, reusable UI components, and responsive interfaces. Built backend APIs for authentication, data management, reporting, dashboards, file processing, and automation of business workflows. Designed and maintained relational data assets including tables, joins, stored procedures, and validation logic using MySQL and PostgreSQL. Integrated third-party APIs for payments, email notifications, SMS alerts, Google Maps, analytics, and customer communication workflows. Supported deployments to Azure environments using IIS, CI/CD pipelines, and environment configuration management. Built backend services with ASP.NET Core Web APIs and integrated Azure-based authentication and data management services. Created internal tools and admin portals for operations, customer support, reporting, and work tracking. Wrote Python scripts for data cleaning, file processing, sc

Software Engineer at Citibank

September 1, 2015 - December 31, 2018

Developed full stack web applications using JavaScript, Node.js, Express.js, React.js, Python, Django, and Flask, along with HTML5/CSS3 and SQL. Built backend APIs for user authentication, data management, reporting, dashboards, file processing, and business workflow automation. Designed and maintained relational database tables, queries, joins, stored procedures, and data validation logic using MySQL and PostgreSQL. Implemented reusable frontend UI components and screens using React, Redux, Bootstrap, and responsive design. Integrated third-party APIs for payments, email/SMS notifications, maps, analytics, and customer communication workflows. Supported deployments on Azure environments, including IIS and CI/CD concepts, and developed backend services with ASP.NET Core Web APIs. Created internal admin tools for operations, customer support, reporting, and workflow tracking, and wrote Python scripts for data cleaning and scheduled tasks. Added unit and integration testing using Jest/

Software Engineer at Citi Bank

September 1, 2015 - December 1, 2018

Developed full stack web applications using JavaScript, Node.js/Express, React, Python (Django/Flask), and SQL technologies. Built backend APIs for authentication, data management, reporting, dashboards, file processing, and business workflow automation. Designed and maintained relational database tables, queries, joins, stored procedures, and data validation logic using MySQL and PostgreSQL. Built frontend screens and reusable UI components with React, Redux, Bootstrap, and responsive design practices. Integrated third-party APIs for payments, email notifications, SMS alerts, maps, and analytics. Built internal tools and admin portals for operations, customer support, reporting, and workflow tracking. Wrote Python scripts for data cleaning, file processing, scheduled jobs, API automation, and backend support tasks. Implemented REST API integrations using JSON/XML/HTTP clients, webhooks, and token-based authentication. Participated in code reviews, sprint planning, feature estimation,

Associate Software Engineer at Humana

March 1, 2014 - August 31, 2015

Supported development of web applications using JavaScript, HTML5, CSS3, jQuery, Node.js, Python, PHP, and SQL. Assisted senior engineers building backend services, database queries, API endpoints, and reusable application modules. Contributed to frontend pages and UI updates based on design requirements and browser compatibility, ensuring responsive layouts. Wrote SQL queries for reports, data extraction, validation, and application-level data operations. Fixed bugs, updated existing features, supported maintenance of internal business systems, and worked with REST APIs, JSON payloads, form validation, authentication flows, and token-based backend integrations. Assisted deployment and production support on Azure with basic CI/CD concepts including logging and issue resolution, and supported testing/debugging and documentation for releases.

Associate Software Engineer at Human a

March 1, 2014 - August 1, 2015

Supported development of web applications using JavaScript, HTML5, CSS3, jQuery, Node.js, Python, PHP, and SQL. Assisted senior engineers with backend services, database queries, API endpoints, and reusable application modules. Developed frontend pages and UI updates based on design requirements, browser compatibility needs, and responsive layout standards. Wrote SQL queries for reports, data extraction/validation, and application-level data operations. Fixed application bugs, updated existing features, and supported maintenance of internal business systems. Worked with REST APIs using JSON payloads, form validation, authentication flows, and backend integration tasks. Used Git for version control and participated in branching, pull requests, and team-based development workflows. Assisted with testing, debugging, deployment support, and documentation for web application releases. Applied software engineering practices including clean code, object-oriented programming, SDLC, Agile/Scrum