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Senior Fullstack Engineer

Senior Fullstack Engineer

Tech9

5 - 10 years

7 - 12 Lacs

pune

Posted:2 days ago| Platform:

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Skills Required

qa backend front end min focus mysql continuous improvement aws ruby on rails testing

Work Mode

Work from Office

Job Type

Full Time

Job Description

Role Overview
We are looking for a Senior Full Stack Engineer with deep expertise in Ruby on Rails to join our growing team. In this role, you will design and implement scalable backend systems and APIs , build and optimize high-performance workers using Sidekiq , and contribute to improving a large legacy codebase while developing new features.

The ideal candidate is self-motivated, proactive, and comfortable working with legacy systems , while also driving forward new development. Experience with Kotlin is a plus, but not required you will have the opportunity to learn it as part of our ongoing projects.

Responsibilities

Backend Development : Design, build, and maintain Ruby on Rails applications with a focus on API endpoints and event-driven systems.
Worker Systems : Develop and optimize high-performance workers using Sidekiq to handle large-scale event processing.
Full Stack Ownership : Contribute across the stack, ensuring seamless integration between backend and frontend systems.
Legacy System Improvements : Refactor and modernize existing codebases, reduce technical debt, and improve maintainability.
Collaboration : Work closely with product managers, designers, and other engineers to deliver high-quality solutions.
Proactive Problem-Solving : Anticipate issues, propose improvements, and take initiative in both technical and process areas.
Mentorship : Support junior developers by sharing best practices and encouraging a culture of code quality and continuous improvement.
Continuous Learning : Stay up to date with industry trends, and be open to learning Kotlin and other technologies as needed.

Minimum Qualifications

Candidate must be located in India .
Candidate must be able to join in
45 days or less
.
5+ years of professional software engineering experience.
Strong expertise with Ruby on Rails , particularly in building APIs and event-driven systems.
Proven experience with Sidekiq (or similar background job processing frameworks).
Experience working with legacy codebases and improving technical debt.
Self-motivated, proactive, and able to work independently in a remote team environment.
Strong communication skills to collaborate effectively with global teams.

Preferred Qualifications

Experience with Kotlin (or willingness to learn on the job).
Familiarity with modern frontend frameworks (React, Vue, or similar).
Strong database knowledge (e.g., PostgreSQL, MySQL).
Experience in cloud environments (AWS preferred).

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Senior Fullstack Engineer