Senior Ruby On Rails Developer

Ajackus Consulting; Pune District; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Ajackus Consulting in Pune is seeking a skilled Ruby on Rails Developer with 6+ years of hands-on experience to design, build, and optimize scalable web applications in e-commerce, including payments, billing, and checkout systems.

You will work on order management workflows, background job processing with Sidekiq, and performance tuning for high-traffic environments while collaborating with product, design, and QA teams. Relocation to Pune is supported for the right candidate.

Qualifications

• 6+ years of experience in Ruby on Rails development.
• Experience in e-commerce platforms or systems.
• Strong experience with payments, billing, and checkout flows.
• Hands-on experience with Sidekiq or similar background job frameworks.
• Experience in building and maintaining order management systems/workflows.
• Proven experience working with high-traffic applications or large datasets.
• Solid understanding of RESTful APIs and microservices architecture.
• Strong knowledge of database design (PostgreSQL/MySQL).
• Familiarity with caching strategies, queues, and performance tuning.
• Based in Pune or willing to relocate to Pune.

Responsibilities

• Design, develop, and maintain robust, scalable web applications using Ruby on Rails.
• Build and optimize payments, billing, and checkout systems ensuring high reliability and security.
• Develop and manage order management systems and workflows.
• Implement and maintain background job processing using Sidekiq.
• Handle high-traffic applications and large datasets, ensuring performance and scalability.
• Collaborate with cross-functional teams including product, design, and QA.
• Optimize database queries and improve application performance.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and contribute to best practices.

Skills

Ruby on Rails

Sidekiq

Payments & billing

High-traffic systems

RESTful APIs

PostgreSQL

MySQL

Caching & performance tuning

Tools

Docker

CI/CD

AWS/GCP/Azure

Job description

About the role:

We are looking for a skilled and experienced Ruby on Rails Developer with 6+ years of hands‑on experience to join our engineering team. The ideal candidate will have strong expertise in building scalable applications, particularly in e-commerce domains, and experience working with payments, billing systems, and high‑traffic environments.

Key Responsibilities:

• Design, develop, and maintain robust, scalable web applications using Ruby on Rails
• Build and optimize payments, billing, and checkout systems ensuring high reliability and security
• Develop and manage order management systems and workflows
• Implement and maintain background job processing using Sidekiq
• Handle high-traffic applications and large datasets, ensuring performance and scalability
• Collaborate with cross-functional teams including product, design, and QA
• Optimize database queries and improve application performance
• Write clean, maintainable, and well-tested code
• Participate in code reviews and contribute to best practices

Qualifications:

• 6+ years of experience in Ruby on Rails development
• Experience in e-commerce platforms or systems
• Strong experience with payments, billing, and checkout flows
• Hands‑on experience with Sidekiq or similar background job frameworks
• Experience in building and maintaining order management systems/workflows
• Proven experience working with high‑traffic applications or large datasets
• Solid understanding of RESTful APIs and microservices architecture
• Strong knowledge of database design (PostgreSQL/MySQL)
• Familiarity with caching strategies, queues, and performance tuning
• We are looking for candidates who are based in Pune or are willing to relocate to Pune.

Good to Have

• Experience with third‑party payment integrations (e.g., Stripe, Razorpay)
• Knowledge of cloud platforms (AWS, GCP, or Azure)
• Familiarity with Docker, CI/CD pipelines
• Understanding of system design and scalable architecture
• Strong problem‑solving and analytical skills
• Excellent communication and collaboration abilities
• Ability to work in a fast‑paced environment