Lead Ruby Developer

Sarvaha is seeking a skilled and passionate Lead Ruby Developer with a minimum of 8+ years of hands-on experience in Ruby and backend architecture. You’ll work on challenging, high-performance systems and collaborate with a talented team that values quality, ownership, and clean code.

Sarvaha is a niche software development company that works with some of the best funded startups and established companies across the globe. Please visit our website at

https : / / www.sarvaha.com to know more about us.

What You’ll Do

Build, maintain, and scale backend systems using Ruby and Ruby on Rails

Design and implement scalable APIs using Rails, Grape, and ActiveModel

Tune performance across the stack including GC, queries, jobs, and server setups

Develop, package, and publish custom Ruby gems

Optimize ActiveRecord queries & PostgreSQL indices to eliminate N+1 and improve query plans

Manage application servers (Passenger, Thin) and tune thread / process models

Own and maintain deployment pipelines, initializers, routing, and Rails engines

Profile memory usage, monitor connections, and optimize worker threads

Contribute to code reviews, mentoring, and agile development processes

Collaborate cross-functionally with frontend and DevOps teams

You Bring

BE / BTech / MTech (CS / IT or MCA), with an emphasis in Software Engineering

Minimum 8 years of professional Ruby development experience

Strong proficiency in Ruby (language internals, idioms, meta-programming)

Deep knowledge of thread vs process models, connection handling, worker tuning & memory profiling

Deep knowledge of OOP principles, mixins, blocks, procs, and lambdas

Solid grasp of Rails internals : ActiveRecord, ActiveJob, ActionCable, validations, callbacks, etc.

Experience with PostgreSQL and advanced ActiveRecord tuning

Proficient in using Bundler, Rake, Rubygems, and gem building

Comfortable with tools like RVM, rbenv, and chruby

Needed Soft Skills

Strong debugging and troubleshooting skills

Ownership mindset and accountability

Comfortable working in Agile teams and pair programming

Proactive in documentation and sharing knowledge

Empathetic collaborator and open to mentoring peers

Passion for clean code, performance, and continuous improvement

Why Join Sarvaha?

Top notch remuneration and excellent growth opportunities

An excellent, no-nonsense work environment with the very best people to work with

Highly challenging software implementation problems

Hybrid Mode. We offered complete work from home even before the pandemic.