Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Senior Full-Stack Engineer with 8+ years of experience building scalable SaaS platforms across healthcare, fintech, and AI products. Strong in React, Next.js, Node.js, and Ruby on Rails, with a focus on performance and system design. Experienced in developing AI-powered applications using OpenAI and LangChain, delivering LLM-driven solutions that improve efficiency and user experience at scale.…

Fayzan Wasim

Back-End Developer, Web Developer, Full Stack Developer, +7





Senior Full-Stack Engineer with 8+ years of experience building scalable SaaS platforms across healthcare, fintech, and AI products. Strong in React, Next.js, Node.js, and Ruby on Rails, with a focus on performance and system design. Experienced in developing AI-powered applications using OpenAI and LangChain, delivering LLM-driven solutions that improve efficiency and user experience at scale.…

Available to hire

Senior Full-Stack Engineer with 8+ years of experience building scalable SaaS platforms across healthcare, fintech, and AI products. Strong in React, Next.js, Node.js, and Ruby on Rails, with a focus on performance and system design.

Experienced in developing AI-powered applications using OpenAI and LangChain, delivering LLM-driven solutions that improve efficiency and user experience at scale.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Solutions Architect at Cyber Nest LLC

January 1, 2023 - Present

Led architecture and backend development for scalable web services, focusing on robust RESTful and GraphQL APIs, data modeling with PostgreSQL/MySQL, and cloud deployment on AWS. Drove CI/CD pipelines, implemented monitoring and automated alerts, and ensured security and scalability across multi-team projects.

Senior Software Engineer at iRobot

December 1, 2022 - October 23, 2025

Designed and developed Python backend pricing modules, integrated with Salesforce API, automated pricing synchronization, reducing manual updates by 60%. Implemented REST/GraphQL APIs, containerized services with Docker, and deployed on AWS with CI/CD.

Software Engineer at Healthie

September 1, 2020 - October 23, 2025

Developed backend services in Python (Django, Flask), improving system reliability and reducing API errors; implemented secure, scalable data flows; contributed to API design and data migrations; improved client satisfaction by 25%.

Associate Software Engineer at Urban Condos

January 1, 2019 - October 23, 2025

Built backend services for a pre-construction condo platform using Django/Flask, improving API response times and data delivery; collaborated with frontend teams to deliver end-to-end features.

Project Lead / Backend Engineer at Aviary Platform (Cyber Nest LLC)

May 1, 2023 - Present

Led data engineering and backend development for the Aviary Platform on a modern cloud setup; built core data pipelines, achieving a 28% increase in system uptime and enabling a 2x faster deployment cycle.

Director, Engineering at Cyber Nest LLC (Magic Slider / DKSD Design)

August 1, 2024 - October 23, 2025

Directed a high-performing engineering team delivering large-scale Python backend services using Django and Flask; improved 38% system performance and accelerated release cycles; implemented secure CI/CD pipelines with GitHub Actions and Docker; expanded test coverage and onboarding.

Solutions Architect / Backend Engineer at ReCalc Cyber Nest

February 1, 2022 - Present

Architected a suite of modular Python backend services, integrated with GraphQL API layer and Redis caching; modernizing data flows and improving data consistency across enterprise apps.

Senior Solutions Architect at Cyber Nest

January 1, 2023 - November 24, 2025

Led a team of engineers across multiple client projects, architecting robust MERN-based solutions; emphasized secure, scalable designs; designed GraphQL APIs, microservices, Stripe integration; implemented CI/CD pipelines with Docker, GitHub Actions and AWS; aimed at 99.9% uptime and rapid feature delivery; mentored developers through full lifecycle from concept to deployment.

Backend Developer at iRobot

September 1, 2023 - September 1, 2023

Contributed to the robotics ecosystem by architecting and scaling backend systems powering tens of thousands of connected devices; focused on RESTful and GraphQL APIs, Node.js, Express, and microservice architecture.

Software Engineer at Healthie

September 1, 2020 - September 1, 2020

Led end-to-end development of a MERN-stack portal connecting doctors and patients; built scheduling and preventive care features to improve patient engagement.

Software Engineer at Federal Reserve Bank

December 1, 2019 - December 1, 2019

Developed a web-based risk assessment platform for bank staff; delivered MERN-stack tooling to empower analysis and monitoring of loan repayment risk; contributed to security-conscious development.

Platform Engineer at Aviary Platform, Cyber Nest LLC

January 1, 2023 - November 24, 2025

Led full-stack development for a modern, scalable web platform using React.js and Next.js; focused on UX improvements and performance optimization; increased user engagement.

Senior Full-Stack Engineer / Team Lead

January 1, 2024 - Present

Led end-to-end development of an AI-driven SaaS platform using Next.js, Node.js, and LangChain; enabled scalable marketing automation and reduced content generation time by 45%. Managed a remote cross-functional team of 6 engineers with code reviews, mentorship, and sprint leadership, increasing delivery velocity by 30%. Architected and deployed AWS-based infrastructure with Docker and GitHub Actions, reducing release deployment time from hours to under 20 minutes. Integrated OpenAI API for LL M-based automation with cost savings of 40% via prompt and token optimization. Aligned development with product milestones and AI-driven roadmaps in collaboration with product and design teams.

Senior Software Engineer at Fanlist (Podcast Hosting SaaS)

January 1, 2023 - December 31, 2023

Led a distributed engineering team to build and maintain a podcast hosting SaaS using Rails, React.js, and GraphQL; served thousands of creators globally. Integrated Stripe Connect for monetization, reducing payment processing time by 70% and enabling automated creator payouts. Implemented CI/CD best practices, reducing post-release defects by 35% and improving platform uptime to 99.8%.

iRobot Backend Software Engineer at iRobot

November 1, 2020 - December 31, 2022

Contributed to core backend development for iRobot's global e-commerce systems (Roomba, Braava) using Ruby on Rails and GraphQL. Developed APIs, established CI with GitHub Actions achieving 95% test coverage, implemented SAML/SSO authentication, strengthening security and reducing unauthorized access by 60%. Built automated workflows, improving wire/transaction processing visibility and reducing manual steps by 40%.

Senior Software Engineer at First Republic Bank

January 1, 2018 - December 31, 2019

Built a risk analytics platform on Ruby on Rails to evaluate loan payment risk, accelerating reporting and data insights by 45%. Implemented SAML/SSO authentication, reducing unauthorized access by 60%. Developed automated wire management workflows, cutting manual processing time by 40% and improving internal visibility. Collaborated with product managers to align technical roadmaps with business milestones, improving platform reliability.