Senior Backend Developer (Ruby focused)
Summary
Onsite senior backend developer in Karachi building scalable backend systems for a client's e-commerce SaaS and automated repricing platform. Day to day: Ruby and Python development, PostgreSQL/MySQL work, API design (REST, JSON-RPC), large datasets, and direct communication with German-speaking clients. 3-5 years experience required.
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
About HR Ways:
HR Ways is an Award winning Technical Recruitment Firm helping software houses and IT Product companies internationally and locally to find IT Talent. HR Ways is engaged by 300+ Employers worldwide ranging from worlds biggest SaaS Companies to most competitive Startups. We have entities in Dubai, Canada, US, UK, Pakistan, India, Saudi Arabia, Portugal, Brazil and other parts of the world. Join our Whatsapp Channel to stay updated or visit to know more."