Anjan Jagirdar
@anjanj
Senior full-stack engineer specializing in Ruby on Rails, building multi-tenant SaaS and leading zero-downtime upgrades.
What I'm looking for
I’m a product-minded Senior Software Engineer and Tech Lead with 9+ years of Ruby on Rails experience. I’ve built and shipped production systems for EdTech, Fintech, and Real Estate, focusing on reliability, maintainability, and measurable outcomes.
I was promoted to Tech Lead at a $1B+ real estate platform (VTS), and I’ve led zero-downtime Rails upgrades from Rails 5 through 7 and improved developer experience along the way. I also contribute to internationalization efforts (English to French Canadian) to support market expansion, and I built automation like an Excel importer tool for client onboarding.
I author and sole maintain an open-source Rails error monitoring gem with 13,000+ downloads, 73 GitHub stars, and 3,000+ RSpec tests. I built it because SaaS monitoring tools hit free-tier limits and miss in-app context—like local variables at crash time, silently rescued exceptions, and runtime state at failure.
I’ve also led engineering execution end-to-end, including Canvas LMS LTI apps using Ruby on Rails and React, and I’ve reduced support ticket backlog by 75% through systematic root-cause analysis and preventive fixes. I’m a strong advocate for AI-assisted development as a productivity multiplier—always verifying, testing, and owning the final code—while working comfortably across distributed teams.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer
Tech9
Jan 2024 - Present (2 years 5 months)
Architected and maintained multiple Canvas LMS LTI applications end-to-end with Ruby on Rails and React, owning backend APIs through the frontend UI. Reduced support ticket backlog by 75% via root-cause analysis and preventive fixes, and upgraded legacy Rails apps from Rails 5 to 7 to improve maintainability, security, and developer experience.
Tech Lead
Ajackus
Jul 2020 - Oct 2022 (2 years 3 months)
Contributed to internationalization of the VTS platform by translating a large Rails codebase from English to French Canadian to support market expansion. Built an Excel importer tool to automate client onboarding, then led as Tech Lead (April 2022) by mentoring engineers and guiding architectural decisions.
Education
Degrees, certifications, and relevant coursework
UpGrad & Duke Corporate Education
Product Management, Product Management
Completed Product Management training with UpGrad and Duke Corporate Education in 2023.
University of Mumbai
Bachelor of Science in Computer Science, Computer Science
Completed a Bachelor of Science in Computer Science at the University of Mumbai in 2011.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Website
anjan.devSocial media
Job categories
Skills
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