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Company

Senior Backend Developer

Adapty helps mobile developers to increase revenue from subscriptions.

Winner of the App Revenue Platform category in the App Growth Awards.

We’re a data-driven company and try to deliver the most useful features to our customers. The cornerstone of our product is paywall A/B testing tools and subscription analytics. We also develop several SDKs to help developers integrate in-apps in days not months.

We’re a team of more than 50 committed and product-driven people who like challenging tasks. We serve more than 5k apps and ship new features weekly. Top investors including 500 Startups, and Surface Ventures back us.

We are looking for a Senior Backend Developer with an opportunity to work on a complicated project, have a wide area of responsibility, and have direct contact with founders.

In this role, you will...

  • Create API for mobile SDKs. This is a high-load module that processes more than 500M API requests every day and serves all requests from mobile apps, from profile creation to subscription activation. 

  • Be responsible for an analytical system. It is built mostly on ClickHouse with some data housing in PostgreSQL.

  • Optimize the existing codebase. It will help us improve speed and stability.

  • Review and test the code - nothing new here.

  • Communicate with the support team to resolve identified system issues.

You will be a great fit if you have these hard skills…

  • You have 5+ years of experience as a backend engineer (Python).

  • Not less than 2 years of development in the object-oriented programming (OOP) paradigm.

  • At least 1 year of experience in a leadership position in development.

  • Django, FastAPI.

  • PostgreSQL, ClickHouse.

  • Experience of working with SQL and the ability to write complex queries.

  • Redis and other NoSQL experience.

  • Good knowledge and experience with queuing and message brokers like Kafka, RabbitMQ.

  • Ability to work with version control systems, understanding the differences between Git Flow and Trunk Based Development branching models.

  • Knowledge of container architecture and implementation (Docker, Kubernetes).

  • Experience of working with GitLab CI/CD for continuous integration and continuous deployment.


You will fit into our team if you have these soft skills…

  • You like working in a team but are not afraid to be responsible for and reasonably protective of your choices.

  • You try to understand the task from the customer’s perspective and can suggest tradeoffs when needed.


It’d be great if…

  • Development in the DDD paradigm.

  • Knowledge of and compliance with SOLID programming principles, etc.

  • Understanding of hexagonal architecture (ports, adapters, repositories).


What you may expect from working with us...

  • Direct communication with the founders and a flat structure.

  • No bureaucracy and simple and clear processes.

  • Remote work with a flexible schedule.

  • Opportunity for professional growth and trying new things out.

Increase your chances of landing your dream career.