Senior Backend Developer (Product Core Team)

AppFollow is an App review management and ASO platform. Our main goal is to ease the everyday routines of app developers, product managers, marketing teams, customer support, etc. AppFollow helps you gather and manage your apps and games data, increase app average rating, improve app store rankings, and app user loyalty. This fully remote role is for a Senior Backend Engineer to help grow AppFollow globally. You’ll work on core backend systems that power user interaction with product data, enable fast and efficient access to source-agnostic datasets, and support flexible analytics and reporting capabilities across multiple data types. About the Role - Develop and optimize core backend functionality of the AppFollow product - Build and maintain systems for user interaction with product data - Design, develop, and support a source-agnostic data storage layer that enables efficient, fast, and reliable data delivery to end users - Develop and support systems for generating insights from various types of customer and product data (including ratings, reviews, and other data sources), with a focus on flexible and custom reporting - Support internal and public APIs for core data entities, following API-first principles - Design, build, maintain and document an efficient, testable, reliable, secure and scalable codebase. - Contribute with other developers to design and improve the entire system architecture.  - Interaction with legacy services - Collaborating with the Platform team to deploy the application to various environments and ensure smooth operation, adopt accepted standards, practices and processes to the maintainable systems. About you +5 years of software development experience in backend +3 years of asyncio experience in Python development. - Proficiency in FastAPI for API endpoint development. - Strong SQL skills, particularly in MySQL or PostgreSQL, Experience with ORM frameworks (preferably SQLAlchemy - Experience with NoSQL DBs (MongoDB) - Experience with message-brokers (RabbitMQ, Kafka) - Experience with unit testing (Pytest). - Upper intermediate English proficiency It would be nice to have - Experience with cloud-based services (AWS) - API-first experience: designing, building, and evolving systems with well-defined, stable, and consumer-oriented APIs - Experience with long-running migrations or large-scale refactorings in complex or legacy codebases Benefits we offer - Full-time remote job. Though you’re always welcome to spend time with us in monthly basis in Belgrade/Batumi/Tbilisi. - Paid Vacation and Sick leaves. Take the time you need to stay motivated, charged, and balanced. By prior agreement, you can have days off for special occasions - Generous social benefits package including health insurance, equipment reimbursement, home office moderation bonus, and many more - Stock options bonus according to the employee stock ownership plan - You’ll have executive-level visibility into how the company is run and performing. We are always ready to provide dedicated support and fast-track your onboarding, including giving you the tools you need to be successful. The biggest benefit is our awesome AppFollow team. We're a team of open-minded and friendly high-skilled professionals that enjoy creating a great product, growing together, and supporting each other. Jump on the board!