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Lead Ruby Developer

Lead Ruby Developer

Sarvaha SystemsPune, Maharashtra, India
30+ days ago
Job description

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

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.
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    Lead Developer • Pune, Maharashtra, India