Offer summary

Qualifications:

Strong proficiency in Golang, Java/Kotlin, or PHP with a solid understanding of data structures and algorithms., Experience with relational and non-relational databases such as MySQL, DynamoDB, and Redis., Familiarity with AWS cloud architecture and Infrastructure as Code tools like Terraform., Excellent communication skills to convey technical concepts to diverse stakeholders..

Key responsibilities:

Lead the planning and execution of projects, ensuring timely delivery and quality standards.

Contribute to the development of secure and scalable software solutions.

Mentor junior engineers and foster a collaborative team environment.

Drive innovation and collaborate with product management to create user-centric solutions.

Job description

WELCOME TO OLX

At OLX, we work together to build a more sustainable world through trade.

We make it safe, smart, and convenient to buy and sell cars, find housing, get jobs, buy and sell household goods, and more. Our colleagues around the world help to serve millions of people around the world every month, through its well-loved consumer brands including OLX, Otodom, Property24.

Join OLX and see how far you can go.

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!

Who we are looking for:

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.

What you will be doing:

Leading the planning, execution, monitoring, and completion of projects, ensuring timely delivery and adherence to quality standards.

Contributing to complex technical projects, ensuring robust, secure, and scalable software solutions.

Mentoring and guiding junior engineers, fostering a collaborative and productive work environment. This includes delegating tasks, providing feedback, and facilitating team communication

Driving innovation by encouraging new ideas, shaping software development, and collaborating closely with product management to create user-centric solutions.

Developing and deploying cloud-native solutions using GitLab CI/CD to AWS, contributing to broader engineering strategy and cross-team collaboration.

Creating impact outside of your team by helping drive the Engineering strategy and contributing to cross-team collaboration through inter-team working groups or community guilds, among others.

Our hiring process:

Recruiter Interview

People Manager Interview

Live Coding

System Design

Our 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)

Diversity, Equity and Inclusion at OLX

OLX values diversity and welcomes applicants of all races, ethnicities, disabilities, ages, genders, sexual orientations, religions, backgrounds, and experiences to apply. If this role excites you, we encourage you to apply, even if you don’t meet all the requirements - you may be just the right fit for this or other opportunities with us!

OLX will process your personal data to assess your fit for the applied position. You may optionally consent to store your data for up to 12 months after the application process for consideration in future OLX roles. For more details on how your application data will be processed please check our Privacy Statement.

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