Senior Backend Software Engineer

May 19

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OLX Group

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eCommerce • Marketplace • B2C

OLX is a marketplace platform that offers safe and easy-to-use trading services for consumers globally. With a focus on sustainability and community, OLX empowers individuals to connect and trade efficiently, making a positive difference in the world. Through various brands and a commitment to understanding customer needs, OLX fosters an innovative work environment that encourages teamwork and growth.

10,000+ employees

🛍️ eCommerce

🏪 Marketplace

👥 B2C

📋 Description

• Join our team as a Senior Backend Engineer! • Join one of our cross-functional teams in Motors, Real Estate, OLX Classifieds, or Platforms, working remotely from Poland. As part of our 1,000+ tech team across multiple locations, you’ll collaborate with engineers, SREs, and product teams to build scalable, high-impact solutions, while reporting to an Engineering Manager who will support your growth and impact. • We use Golang and Kotlin, modernizing systems as we transition from legacy PHP and move towards a microservices architecture, deploying through GitLab CI/CD to AWS. • If you’re passionate about solving technical challenges and scaling cloud systems, we’d love to hear from you!

🎯 Requirements

• A product-minded engineer who thinks from a user perspective, understanding both the how and why behind technical solutions • Someone with deep knowledge of programming languages, frameworks, and best practices, with strong mastery of data structures, algorithms, and software architecture to build and scale cloud-based systems. • A backend engineer with strong background experience in Golang, Java/Kotlin, or PHP (preferred technologies). Flexible and capable of adjusting to changing project requirements, roles, and backend technologies as needed. • A problem solver who can break down complex challenges into manageable solutions using both analytical thinking and creativity. • An effective communicator who can explain technical concepts to both technical and non-technical stakeholders while documenting technical specifications and processes clearly. • A developer who believes in "you build it, you run it, you own it," ensuring high-quality code, debugging, optimization, and automation as key priorities. • Someone with solid experience with relational and non-relational databases (MySQL, DynamoDB, Redis, Memcached) and a strong understanding of AWS cloud architecture and Infrastructure as Code tools (Terraform, CloudFormation). • A professional with experience in large-scale web applications, an economic-thinking mindset, and being able to design well-bounded domain systems.

🏖️ Benefits

• Monthly salary and an annual bonus (15%) • Training and conference budget, and free access to Udemy courses • A benefits package with 300 points on the Mybenefit platform per month, private medical care provided by Luxmed, Ask Henry services, and much more • IP rights’ costs - 80% • 100% remote work (as well as the possibility of working from our offices in Poznan and Warsaw)