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Senior Software Engineer with 12+ years building scalable Rails applications, internal tooling, and data pipelines end-to-end—from architecture and CI/CD to production delivery. Disciplined TDD/BDD practitioner focused on fast, reliable, behavior-driven testing (RSpec/Cucumber, 90%+ coverage). Experienced across polyglot stacks (Rails, React, Node/NestJS) and AWS, partnering with globally distributed teams in high-impact environments. Strong owner mindset across design, implementation, automation, observability, and continuous improvement.…Senior Software Engineer with 12+ years building scalable Rails applications, internal tooling, and data pipelines end-to-end—from architecture and CI/CD to production delivery. Disciplined TDD/BDD practitioner focused on fast, reliable, behavior-driven testing (RSpec/Cucumber, 90%+ coverage). Experienced across polyglot stacks (Rails, React, Node/NestJS) and AWS, partnering with globally distributed teams in high-impact environments. Strong owner mindset across design, implementation, automation, observability, and continuous improvement.

Hong Ngoc Luong

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

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Senior Software Engineer with 12+ years building scalable Rails applications, internal tooling, and data pipelines end-to-end—from architecture and CI/CD to production delivery. Disciplined TDD/BDD practitioner focused on fast, reliable, behavior-driven testing (RSpec/Cucumber, 90%+ coverage). Experienced across polyglot stacks (Rails, React, Node/NestJS) and AWS, partnering with globally distributed teams in high-impact environments. Strong owner mindset across design, implementation, automation, observability, and continuous improvement.…Senior Software Engineer with 12+ years building scalable Rails applications, internal tooling, and data pipelines end-to-end—from architecture and CI/CD to production delivery. Disciplined TDD/BDD practitioner focused on fast, reliable, behavior-driven testing (RSpec/Cucumber, 90%+ coverage). Experienced across polyglot stacks (Rails, React, Node/NestJS) and AWS, partnering with globally distributed teams in high-impact environments. Strong owner mindset across design, implementation, automation, observability, and continuous improvement.

Available to hire

Senior Software Engineer with 12+ years building scalable Rails applications, internal tooling, and data pipelines end-to-end—from architecture and CI/CD to production delivery. Disciplined TDD/BDD practitioner focused on fast, reliable, behavior-driven testing (RSpec/Cucumber, 90%+ coverage).

Experienced across polyglot stacks (Rails, React, Node/NestJS) and AWS, partnering with globally distributed teams in high-impact environments. Strong owner mindset across design, implementation, automation, observability, and continuous improvement.

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Work Experience

Software Engineer Lead at Scopic Software

January 1, 2023 - Present

Built and managed CI/CD pipelines (GitHub, GitLab) with AWS serverless infrastructure across 3+ production environments, enabling test-gated deployments and reducing deployment time by ~60% while scaling releases from weekly to daily. Led end-to-end design and development of major features across 5+ internal platforms using Ruby on Rails and React.js, enforcing 90%+ RSpec/Cucumber coverage through code reviews and reducing production bugs by ~40%. Developed internal developer tooling and evaluation workflows to accelerate iteration cycles, using AI-assisted development (GitHub Copilot, Windsurf) to reduce feature time by ~50% while maintaining code quality. Architected backend systems in Node.js and Rails handling 50K+ daily requests, improving reliability and performance under peak load. Built a Rails-based 911 call triage and routing system to redirect ~90% of non-urgent calls, improving dispatch efficiency by ~25%, and integrated real-time team notifications via Slack.

Senior Software Engineer at East Agile

January 1, 2014 - January 1, 2015

Collaborated with international cross-functional teams (Singapore) to deliver 3 distributed projects on schedule. Contributed backend features to a Samsung mobile application preloaded on devices used by 100,000+ users.

Senior Software Engineer at Scopic Software

January 1, 2014 - January 1, 2023

Built a Rails microservices system including a multi-role admin panel, user onboarding service (150K+ users), and a subscription billing engine (Recurly, 300+ plan tiers). Improved loading time by ~50%, reduced access-related support tickets by ~35%, and lowered billing errors by ~60% using webhook-driven lifecycle management and in-app purchase integrations. Developed a HIPAA-compliant patient diagnostic platform using Ambra secure storage and implemented AI-powered auto-population of patient health information. Integrated Typeform webhooks and built Rails data pipelines feeding Power BI dashboards, enabling near real-time reporting and reducing manual processing time by ~70% (~15 hours/week). Developed an LMS assignment platform using Canvas LTI 1.3 with Rails for 100+ instructors and 2,000+ students across multiple release cycles. Built REST APIs and an admin interface for a fitness app supporting 10,000+ active users with 99.9% uptime, using comprehensive RSpec API specs to catch 9

Software Engineer at East Agile

January 1, 2013 - Present

Developed features for a multi-platform campus engagement application enabling students to discover, attend, and share events, increasing user engagement. Built real-time notifications and social sharing capabilities, increasing monthly active users by ~30%.