Senior Backend Developer - Travel Rule

Навыки

• AppsFlyer / Adjust
• Блокчейн
• ClickHouse
• Распределённые системы
• iGaming / betting
• Java
• MongoDB

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 backend services for our Travel Rule product . This role is an exciting opportunity to work on complex integrations and real-world distributed systems in the crypto compliance domain.

Задачи

• Design and develop backend services for the Travel Rule product, enabling secure data exchange between crypto service providers
• Build and maintain integrations with multiple third-party providers, implementing various partner protocols and APIs
• Work with asynchronous, event-driven architectures to handle slow, unreliable, or partially available external systems
• Ensure high reliability, fault tolerance, and observability of distributed services under real-world constraints
• Collaborate with product and engineering teams to evolve the platform and support new regulatory and network requirements
• Take ownership of backend components from design through production and long-term maintenance

Требования

• Strong backend engineering experience (Java or similar languages) with a solid foundation in system design
• Experience building and maintaining integrations with external systems and third-party APIs
• Comfortable with asynchronous processing, distributed systems, and failure-prone environments
• Good understanding of databases (MongoDB, ClickHouse, or similar) and data consistency trade-offs
• Curious and motivated to work on complex, product-driven problems rather than purely technical challenges
• Bonus: familiarity with crypto, blockchain fundamentals, or how crypto networks and wallets operate

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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