Senior Backend Software Engineer - Remote (Poland)

We're building marketplace sustainable ecosystems that millions of people depend on every month – to buy and sell cars, find homes, land jobs, and trade secondhand goods. Our brands include AutoTrader, OLX, Otomoto, Property24, and more, and we are backed by Prosus, one of the world's largest tech investors.

• Product-minded engineer who thinks from a user perspective, understanding both the how and why behind technical solutions.
• 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.
• 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.
• Problem solver who can break down complex challenges into manageable solutions using both analytical thinking and creativity.
• Effective communicator who can explain technical concepts to both technical and non-technical stakeholders while documenting technical specifications and processes clearly.
• Belief in "you build it, you run it, you own it," ensuring high-quality code, debugging, optimization, and automation.
• Solid experience with relational and non-relational databases (MySQL, DynamoDB, Redis, Memcached).
• Strong understanding of AWS cloud architecture and Infrastructure as Code tools (Terraform, CloudFormation).
• Experience in large-scale web applications, economic-thinking mindset, and ability to design well-bounded domain systems.

• Lead the planning, execution, monitoring, and completion of projects, ensuring timely delivery and adherence to quality standards.
• Contribute to complex technical projects, ensuring robust, secure, and scalable software solutions.
• Mentor and guide junior engineers, including delegating tasks, providing feedback, and facilitating team communication.
• Drive innovation by encouraging new ideas, shaping software development, and collaborating closely with product management to create user-centric solutions.
• Develop and deploy cloud-native solutions using GitLab CI/CD to AWS.
• Help drive the Engineering strategy and contribute to cross-team collaboration through inter-team working groups or community guilds.

OLX values diversity and welcomes applicants of all races, ethnicities, disabilities, ages, genders, sexual orientations, religions, backgrounds, and experiences to apply. OLX processes personal data to assess fit for the position and may store data for up to 12 months for future roles. Grupa OLX sp. z o.o. has an internal procedure for reporting violations of the law, ensuring confidentiality and compliance with applicable law.