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Hi, I’m Lucian Balan, a Senior Full Stack Engineer with 12+ years of building web and mobile products across automotive, healthcare, insurtech/fintech, and e-commerce/supply chain. I thrive on React, React Native, Next.js, Node.js/Express, Python (FastAPI/Flask), Ruby on Rails, NestJS, PostgreSQL, MongoDB, Tailwind CSS, and AWS, turning ideas into scalable, reliable systems. I lead cross-functional teams, shape architecture and delivery, and bring AI-assisted development and analytics into day-to-day engineering. I’m passionate about clean architecture and developer experience, and I enjoy collaborating with product, QA, and data teams to ship high-impact features on time and with quality. I mentor engineers, drive quality through CI/CD, and continuously improve processes to achieve measurable outcomes.…Hi, I’m Lucian Balan, a Senior Full Stack Engineer with 12+ years of building web and mobile products across automotive, healthcare, insurtech/fintech, and e-commerce/supply chain. I thrive on React, React Native, Next.js, Node.js/Express, Python (FastAPI/Flask), Ruby on Rails, NestJS, PostgreSQL, MongoDB, Tailwind CSS, and AWS, turning ideas into scalable, reliable systems. I lead cross-functional teams, shape architecture and delivery, and bring AI-assisted development and analytics into day-to-day engineering. I’m passionate about clean architecture and developer experience, and I enjoy collaborating with product, QA, and data teams to ship high-impact features on time and with quality. I mentor engineers, drive quality through CI/CD, and continuously improve processes to achieve measurable outcomes.

Lucian Balan

Full Stack Developer, Front-End Developer, Back-End Developer, +2

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Hi, I’m Lucian Balan, a Senior Full Stack Engineer with 12+ years of building web and mobile products across automotive, healthcare, insurtech/fintech, and e-commerce/supply chain. I thrive on React, React Native, Next.js, Node.js/Express, Python (FastAPI/Flask), Ruby on Rails, NestJS, PostgreSQL, MongoDB, Tailwind CSS, and AWS, turning ideas into scalable, reliable systems. I lead cross-functional teams, shape architecture and delivery, and bring AI-assisted development and analytics into day-to-day engineering. I’m passionate about clean architecture and developer experience, and I enjoy collaborating with product, QA, and data teams to ship high-impact features on time and with quality. I mentor engineers, drive quality through CI/CD, and continuously improve processes to achieve measurable outcomes.…Hi, I’m Lucian Balan, a Senior Full Stack Engineer with 12+ years of building web and mobile products across automotive, healthcare, insurtech/fintech, and e-commerce/supply chain. I thrive on React, React Native, Next.js, Node.js/Express, Python (FastAPI/Flask), Ruby on Rails, NestJS, PostgreSQL, MongoDB, Tailwind CSS, and AWS, turning ideas into scalable, reliable systems. I lead cross-functional teams, shape architecture and delivery, and bring AI-assisted development and analytics into day-to-day engineering. I’m passionate about clean architecture and developer experience, and I enjoy collaborating with product, QA, and data teams to ship high-impact features on time and with quality. I mentor engineers, drive quality through CI/CD, and continuously improve processes to achieve measurable outcomes.

Available to hire

Hi, I’m Lucian Balan, a Senior Full Stack Engineer with 12+ years of building web and mobile products across automotive, healthcare, insurtech/fintech, and e-commerce/supply chain. I thrive on React, React Native, Next.js, Node.js/Express, Python (FastAPI/Flask), Ruby on Rails, NestJS, PostgreSQL, MongoDB, Tailwind CSS, and AWS, turning ideas into scalable, reliable systems. I lead cross-functional teams, shape architecture and delivery, and bring AI-assisted development and analytics into day-to-day engineering.
I’m passionate about clean architecture and developer experience, and I enjoy collaborating with product, QA, and data teams to ship high-impact features on time and with quality. I mentor engineers, drive quality through CI/CD, and continuously improve processes to achieve measurable outcomes.

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Work Experience

Senior Full Stack Engineer at Honda

March 2, 2022 - December 2, 2025

Led the migration of a legacy PHP/Laravel fleet-management platform to a modern stack (React.js, Express, Python FastAPI/Flask) on AWS, significantly improving performance, scalability, and maintainability. Drove offline-first data capture in React Native (SQLite) with background sync, implemented RBAC and SSO (JWT/OAuth) across Node.js, Python, and Ruby on Rails microservices, and designed a scalable geofence engine using AWS SQS/Lambda/S3/RDS/CloudFront and Kubernetes. Built Python microservices for data processing, analytics, and AI/ML workloads, deployed via Docker/Kubernetes. Maintained and extended Rails back-office tools and API surfaces, and established high-availability infrastructure (EC2, Docker, Kubernetes). Led internal AI platform initiatives and data analytics workflows, including vector ingestion and model evaluation, mentoring a team of six engineers.

Full Stack Engineer at Groupama Asigurari

September 2, 2016 - February 2, 2022

Developed and secured RBAC and SSO authentication across Node.js, Python (FastAPI), and Ruby on Rails microservices, including policy middlewares and PostgreSQL row-level security. Centralized session and device policy management to improve security and EU-compliance, and implemented GDPR consent logging with step-up verification for sensitive transactions. Standardized Tailwind CSS + MUI design system and integrated accessibility checks (axe) into CI. Implemented Stripe/Adyen payments with resilient webhooks and financial reconciliation. Delivered Customer 360 dashboards via Power BI Embedded over PostgreSQL materialized views and MongoDB aggregations; built a customer service portal (React + Redux) with RBAC for refunds/returns and audit trails. Led front-end refactor to Tailwind CSS and a shared UI library; collaborated with underwriting, legal, design, QA to translate regulatory workflows into user-friendly experiences. Established CI/CD pipelines using AWS CodeBuild, Docker, and G

Software Developer at United Portfolio

March 2, 2011 - August 2, 2016

Delivered an e-commerce storefront front-end using React.js and early Next.js with SSR, including structured metadata (Schema.org), image optimization, and page-load speed improvements that boosted organic traffic. Implemented robust identity and consent management (JWT/OAuth) with GDPR logging and step-up verification for sensitive transactions; centralized session and device policy management to ensure security and EU regulation compliance. Standardized Tailwind CSS + MUI design system; added accessibility checks in CI. Integrated Stripe/Adyen payments with webhooks and double-entry ledger for reconciliation. Built Customer 360 dashboards in Power BI Embedded over curated PostgreSQL materialized views, syncing segments to HubSpot/Mailchimp for lifecycle campaigns. Created a customer service portal (React + Redux) with RBAC for refunds/returns and audit trails. Developed analytics pipelines for RFM segmentation, LTV, churn using PostgreSQL and MongoDB, exporting to Amazon S3 for downs