Senior Backend Engineer

Навыки

• Airflow
• AppsFlyer / Adjust
• ClickHouse
• Распределённые системы
• Elasticsearch
• iGaming / betting
• Jaeger / OpenTelemetry

О компании и продукте

• Sumsub is the first AI-powered trust infrastructure for compliance operations at scale. It connects identity and business verification, fraud prevention, transaction monitoring, and risk workflows, helping teams reduce manual work and enter new markets.
• Trusted by over 4,000 clients across financial services, crypto, mobility, trading, marketplaces, education, and iGaming, including Bybit, Bitpanda, Wirex, Avis, Vodafone, Duolingo, Kaizen Gaming, and Bancaribe.
• Sumsub is recognized as a Great Place To Work® in the US and rated 4.3 out of 5 on Glassdoor. Our 1,000+ people around the world back it up, too: 92% are proud to be Sumsubers, and 90% say their work is interesting and challenging.
• Now we are looking for a Senior Backend Engineer to build and evolve backend services that power our core products.

Задачи

• Design and develop core platform components, services, and shared libraries that power every product team across the company
• Build foundational infrastructure that enables product teams to deliver features faster while maintaining consistency, reliability, and security
• Develop security-critical services for protecting sensitive data, secure access, and encryption
• Design and optimize high-load distributed systems for image and video processing
• Improve the performance, scalability, and fault tolerance of mission-critical platform services
• Shape our observability platform by evolving monitoring, logging, tracing, and alerting capabilities
• Plan and execute large-scale, zero-downtime data migrations
• Expand and improve our multi-region infrastructure to meet latency, availability, and data-residency requirements
• Drive architectural decisions and take ownership of platform initiatives from design to production
• Work on a diverse set of technically challenging problems spanning distributed systems, infrastructure, security, and developer productivity

Требования

• 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

Условия

• Remote-first, trust-based culture
• Work from the place that works best for you
• No mandatory office days, no attendance trackers
• In some locations, we provide offices or coworking spaces, but the choice is yours
• True flexibility
• We do not fix you to a 9-to-5 schedule
• You can adjust your working hours when needed, as long as your day stays productive and in sync with the team
• Extra time off
• Your birthday is a holiday here
• Add to that 10 personal days each year, seven sick days without paperwork, and extra time to enjoy Christmas and New Year
• Time to rest is part of the deal
• Work that matters
• Our mission is to build a digital world that is secure, accessible and inclusive for everyone
• From fighting fraud to making online services easier and safer to use, your work will have a real impact on how people experience trust online
• Compensation. We offer fair and transparent pay, benchmarked to the market
• Truly global
• We work across continents and time zones, with teammates and customers from all over the world
• You will run campaigns that cross borders, cultures, and languages, and see your ideas land worldwide
• Growth built in
• Clear goals, open feedback and personal development plans
• We support your progress with learning opportunities and by covering role-specific events, from design conferences to marketing forums
• Celebrating your big moments
• We are proud to support you through life’s biggest journeys with dedicated financial bonuses for both marriage and welcoming a new baby to your family
• Team offsites
• Sometimes just Slack is not enough

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