Software Engineer
AppsFlyer
Software Engineering
Kyiv city, Ukraine
Posted on Aug 19, 2025
At AppsFlyer, data is at the heart of everything we do — with over 150 billion events processed daily and growing rapidly. Our team builds the foundations that make this possible.
We are not a traditional Data Engineering team. We are a Software Development team that builds internal services and tools for Data Engineers and other Software Development teams.
We’re leading the transition from Data Lake to Data Mesh, providing:
We are not a traditional Data Engineering team. We are a Software Development team that builds internal services and tools for Data Engineers and other Software Development teams.
We’re leading the transition from Data Lake to Data Mesh, providing:
- Services for data ingestion at a massive scale
- Data operations services in a Mesh architecture
- Tools to empower other teams to build reliable, cost-effective, and performant data pipelines
By working at the intersection of Software Engineering, Data Engineering, and DevOps, we design, build, and operate core services that power AppsFlyer’s data ecosystem.
What you’ll do:
- Collaborate on the architecture and evolution of our Data Mesh platform
- Design and build robust, high-quality, and scalable services
- Optimize storage and computation to reduce latency and cost
- Own services end-to-end: from design and coding to deployment, monitoring, and scaling
- Design secure & compliant data storage from day one
- Contribute to ETL/reporting as showcase examples for other engineering teams
- Continuously improve automation, observability, and infrastructure reliability
What You Bring:
- 3+ years of backend/data engineering experience
- Strong development skills in JVM-based languages (Java, Scala, Kotlin, etc.)
- Solid understanding of concurrency and distributed computing
- Familiarity with SQL and ETLs over distributed computation frameworks
- Solid understanding of cloud environment services (AWS/GCP/Azure, etc) - operating and interconnecting.
- Awareness of CI/CD practices, cloud infrastructure provisioning, and network fundamentals
- Strong desire to learn and grow with the team
Soft Skills:
- Fluent English – both written and spoken
- Ability to work independently, take ownership, and drive tasks to completion
- Strong analytical and problem-solving skills
- Team-oriented mindset with the ability to collaborate across different geographies
- Curiosity, adaptability, and willingness to explore new technologies
Bonus Points:
- Recommended by an AppsFlyer employee
Benefits:
- Paid Unlimited Vacation Days + all national holidays
- Health Insurance, Paid Sick Days
- Sports & Meals reimbursement
- Breakfast, snacks, fruits & cold drinks in the office
- Parking reimbursement
- Team building, happy hours, and company-wide events
- Brand new Mac laptop, dual monitors, and starter package
Why Join Us
We’re building the future of data infrastructure at AppsFlyer. You’ll work with cutting-edge distributed systems, operate at massive scale (>10 PB), and have the opportunity to shape how data is ingested, stored, and consumed across the company.
Our system currently processes over 700 billion input events per day, and this number continues to grow — by nearly 10 billion new events every few months. You’ll be solving complex challenges at one of the largest real-time data scales in the world, ensuring reliability, performance, and cost efficiency at every step.
If you’re excited to be at the crossroads of Software Development, Data Engineering, and DevOps, and want to learn, grow, and innovate — we’d love to hear from you.
Our system currently processes over 700 billion input events per day, and this number continues to grow — by nearly 10 billion new events every few months. You’ll be solving complex challenges at one of the largest real-time data scales in the world, ensuring reliability, performance, and cost efficiency at every step.
If you’re excited to be at the crossroads of Software Development, Data Engineering, and DevOps, and want to learn, grow, and innovate — we’d love to hear from you.
As a global company operating from 25 offices across 19 countries, we reflect the human mosaic of the diverse and multicultural world in which we live. We ensure equal opportunities for all of our employees and promote the recruitment of diverse talents to our global teams without consideration of race, gender, culture, or sexual orientation. We value and encourage curiosity, diversity, and innovation from all our employees, customers, and partners.