Senior Backend Developer (ETL team)

Engineering – Engineering /
Remote, full-time /
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 is a fully remote opportunity for the Senior Backend Developer to develop AppFollow for the international app world to help companies worldwide grow their business using AppFollow. As a part of the team you will be supporting and refactoring ETL processes which have an impact on the product.


- Develop and optimize data collection systems from various sources
- Develop the system to manage source connections required for getting data or reply to reviews 
- Contribute to the automatic review response system.
- 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.

What skills are expected:

+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, with knowledge in PostgreSQL and MongoDB
- Experience with message-brokers (RabbitMQ, Kafka)
- Experience with Pytest for unit testing
- Upper intermediate English proficiency
- Fluent Russian is a plus

  Benefits we offer

- Full-time remote job. Though you’re always welcome to spend time with us in our office in Helsinki
- 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!
AppFollow focuses on representation, fairness, and equal opportunities for all genders, gender identities, ethnicities, nationalities, sexual orientations, religions, disabilities, and ages. We aim to establish and maintain a welcoming and supportive workplace that offers equal growth and development opportunities for all team members across the company. AppFollow is a multicultural company with people from around the globe with different cultures and backgrounds. We expect every team member to be understanding of our differences, respectful, friendly and open. Integrity is essential to creating a welcoming workplace for all, protecting our reputation for each other and for the future of the company. We expect every single team member to commit to the AppFollow culture. We believe in respect, taking care of one another, trust, collaboration and kindness.

How To Recognise And Avoid Employment Scams

We’ve noticed an increase in fake job postings and fake job offers aimed at gathering personal information. Be aware that all official AppFollow recruitment emails come exclusively from an domain. Our interviews are conducted either over video calls or in person; we never conduct interviews via text or chat. If you’re unsure about the legitimacy of a job offer or opportunity from AppFollow, please reach out directly to us at for verification.