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at large scale, is hiring a Full-Stack Engineer to join the Payments Team, who will take ownership of end-to-end payment flows-from customer-facing payment forms to backend transaction logic and financial settlements.\nThis roles primary focus is on frontend technologies like React, who possesses essential payment system experience, including authorization principles, and knowledge of .NET backend.\nMain responsibilities:\nDesign and improve end-to-end payment flows - from user payment form to settlement.\nBuild and maintain backend APIs in .NET (C#) for payments, billing, and routing.\nDevelop fast, reliable, and user-friendly payment form interfaces using React and TypeScript.\nWork with high-volume transactional databases (SQL) to ensure consistency and scalability.\nCollaborate with product managers, QA, and DevOps to deliver robust and scalable solutions.\nInvestigate and resolve payment incidents and anomalies, ensuring minimal customer impact.\nRequirements:\n4+ years of professional software development experience.\nStrong frontend skills: React, JavaScript/TypeScript (forms, SDK integrations, UX improvements).\nProven backend experience: .NET (C#), API development, handling transactional data.\nSolid SQL knowledge and hands-on experience with high-volume transactional data.\nUnderstanding of payment processing fundamentals (authorization, capture, refunds, chargebacks, routing, risk & compliance flows).\nA degree in Computer Science, Software Engineering, or equivalent practical experience.\nFluency in English.\nNice to have :\nExperience with WebViews in mobile apps.\nFamiliarity with monitoring & logging tools (Prometheus, Loki, Greylog, Grafana, NewRelic, PostHog, Zabbix).\nHands-on experience integrating payment service providers.\nThe offer\nCompensation & Health\nSalary: 3000-5000 EUR gross per month\nComprehensive health insurance after probation\nWork Setup & Flexibility\nThis is a remote-first role with flexible work arrangements\nTeam members are expected to attend company events once or twice per year\nEmployment options: B2B contractor agreement or local employment contract in Latvia\nGrowth, Impact & Career Development\nOpportunity to shape data strategy, systems, and processes from the ground up\nA culture that encourages initiative, creative thinking, and meaningful impact\n8 hours of paid self-development time each month (post-probation)\nProfessional training programs to develop your expertise\nLocal Work Environment & Wellbeing\nModern office near Riga city center with panoramic views of the Daugava\nRelaxation zones with a yoga room, massage chair, and chill-out areas\nFully equipped game rooms (air hockey, table football, board games, chess)\nShower facilities for active commuters\nTeam Culture, Events & Everyday Comfort\nDepartment-level team buildings and full-company events such as the Winter Ball and Summer Festival\nFestive masterclasses and office events for holidays like Easter, Midsummer, and 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