Senior Backend Developer (Ruby focued)

HR Ways · Karachi division, Pakistan

FULL TIMEPKR2.4 – PKR4 / yr

Job Description

Hiring a Sr. Backend Developer- Karachi (Onsite)

About the Company:

An IT and services provider that acts as your strategic talent partner, supporting your journey to success by nurturing your ideas, refining your strategies, accelerating business growth, and delivering customized solutions tailored to your project requirements.

Role Overview:

We're looking for a Senior Backend Developer with strong expertise in Ruby and Python to join a team working on an e-commerce SaaS and automated repricing platform. If you enjoy building scalable backend systems, working with large datasets, designing APIs, and solving complex engineering challenges, this could be a great opportunity for you.

Key Responsibilities & Requirements:

Strong hands-on experience with Ruby & Python
Strong knowledge of PostgreSQL / MySQL
Experience with REST APIs, HTTP, and JSON-RPC
Good understanding of Linux environments
Experience working with distributed systems and large datasets
Strong focus on automated testing and writing clean, maintainable code
Experience integrating Amazon / Google APIs
Strong verbal and written English communication skills, with the confidence to communicate directly with German-speaking clients
Confident and professional communication skills, with the ability to understand client requirements and communicate technical concepts clearly
Familiarity with AI coding tools

Nice to have:

Angular
PHP / Laravel
RabbitMQ
Heroku
Claude APIs
RAG

Other Details:

Experience: 3 to 5 years
Location: Karachi
Working Days: Monday to Friday

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Company	HR Ways
Location	Karachi division, Pakistan
Type	FULL TIME
Niche	tech
Salary	PKR2.4 – PKR4 / yr

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