[Hiring] Senior Backend Engineer @Sumsub

Role Description

We are looking for a Senior Backend Developer to join our rapidly growing team. This is an amazing opportunity to join Sumsub and make an immediate and real impact on the future of our product.

Our Stack:

• Main language: Java 17
• Java Framework: Dropwizard / Restler
• DB: MongoDB / ClickHouse / Redis
• Others: Apache Kafka / Kafka Streams / Elasticsearch / OpenSearch (k-NN) / Airflow

What You Will Be Doing:

• Development of data processing algorithms related to remote identification / authentication of individuals (both product and technical).
• Improvement and development from scratch of internal tools for compliance officers.
• Test driven development and A/B testing.
• Optimization and automation of CI/CD pipelines to increase reliability and deployment speed.
• Monitoring, troubleshooting, and performance tuning of cloud infrastructure and distributed systems.

Qualifications

• Strong experience with backend development (Java, databases, distributed systems).
• Confident in system design and building scalable, production-ready solutions.
• Able to work independently and take full ownership of complex tasks.
• Understand performance, reliability, and best practices for backend services.
• Experience working in a product-driven engineering team.
• Comfortable collaborating with other teams and contributing to shared codebases.

Benefits

• Remote-first, trust-based culture.
• True flexibility in working hours.
• Extra time off including your birthday as a holiday, 10 personal days, seven sick days without paperwork, and extra time for Christmas and New Year.
• Work that matters with a mission to build a secure, accessible, and inclusive digital world.
• Fair and transparent compensation, benchmarked to the market.
• Global work environment with teammates and customers from all over the world.
• Growth built in with clear goals, open feedback, and personal development plans.
• Team offsites for in-person collaboration and recharge.
• Access to the tools and hardware needed for your work.
• A friendly and inclusive workplace culture.

Company Description

Sumsub is a leading full-cycle verification platform that enables scalable compliance. From identity and business verification to ongoing monitoring, our platform adapts to different risk appetites and market demands, ensuring global compliance.

Over 4,000 clients — including Bitpanda, Wirex, Avis, Bybit, Vodafone, Duolingo, Kaizen Gaming, and TransferGo — trust Sumsub to accelerate growth, prevent fraud, and maintain compliance worldwide.