[Hiring] Senior Backend Developer – External Integrations @Sumsub

Role Description

We are looking for a Senior Backend Engineer to join our External Integrations Team. You will play a key role in developing and maintaining the infrastructure behind 100+ integrations with external data providers, ensuring that our platform grows fast, reliably, and at scale in the rapidly expanding world of document digitalization.

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:

• Design, build, and optimize backend components powering our external provider integrations
• Ensure high stability, performance, and observability across a large integrations ecosystem
• 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

• Good command of the English language
• Familiarity with our development stack
• Understanding of product and a passion for building software that provides a great experience
• Experience developing clean, high-quality code and automated tests to verify its operation
• Team player, strong communication skills, and empathy
• Demonstrated strong analytical and problem-solving skills

Requirements

• Experience implementing integrations using Feign or similar HTTP client frameworks (Nice To Have)
• Strong background in building resilient distributed systems (Nice To Have)

Benefits

• Remote-first, trust-based culture
• True flexibility with working hours
• Extra time off, including your birthday as a holiday
• Work that matters with a real impact on online trust
• Fair and transparent compensation, benchmarked to the market
• Truly global team across continents and time zones
• Growth built in with clear goals and personal development plans
• Celebrating your big moments with financial bonuses for marriage and new babies
• Team offsites for collaboration and recharge
• Access to necessary tools and hardware
• Friendly and inclusive work environment