Symphony Solutions

Symphony Solutions is a fast growing international IT сompany which serves its clients in the field of software development, testing and BPO

501-1000 employees
Digital Marketing
Private Company

Open Positions13

Workable locations: Ukraine. PolandFull-TimeIGamingPosted
  • Build and harden backend on NestJS: persistent user accounts, JWT access + refresh token flow, RolesGuard, and full tenant isolation across every API endpoint.
  • Migrate financial calculations to BigInt arithmetic in minor currency units, ensuring every GGR figure is provably correct to the cent.
  • Wire the immutable AuditLog across onboarding, settlement, configuration, and user-management flows so every data mutation is captured and exportable as evidence.
  • Design and implement management APIs — Operator CRUD, Provider Creation, User Management — with strict validation and role-based access.
  • Performance work: database indexing, Redis caching strategies, and N+1 query audit/elimination.
  • Build the provider-facing React 19 frontend: Login UI and auth flow, App.tsx modularisation, operator onboarding screens, and live revenue dashboards.
  • Write unit and integration tests; collaborate with QA on E2E, load and UAT cycles.
  • Actively leverage AI-assisted tools to improve efficiency across coding, testing, debugging and other SDLC activities.
  • Resolve technical problems as they arise and bug-fix developed features.
  • Communicate with team members and the Product team; participate in Scrum ceremonies.
  • Mentor middle- and junior-level colleagues as required.
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About Symphony Solutions

Symphony Solutions, a Netherlands-headquartered technology company, pioneers Cloud and AI-driven solutions that transform diverse global industries. With a strong presence in over 20 countries and a team of 500-1000 professionals, Symphony Solutions builds innovative products and delivers world-class services across sectors like Airline, Healthcare, and iGaming. Their mission is to empower clients with state-of-the-art software, leveraging their expertise in full-cycle software development, cloud engineering, and advanced AI services. They are not just building software; they are crafting digital futures, integrating Generative AI and intelligent agents into impactful solutions. At Symphony Solutions, you'll join a remote-first, globally distributed team that thrives on individuality and shared values. The company fosters an inclusive culture built on trust, integrity, innovation, and intimacy, encouraging every team member to take initiative and contribute their unique passion. Collaboration happens across time zones and cultures, with a focus on continuous learning and mutual growth. Symphony Solutions believes in nurturing its talent, providing opportunities for professional development and encouraging a healthy work-life balance, even in a dynamic, remote setting. Engineers at Symphony Solutions solve complex problems daily, modernizing architectures and pushing the boundaries of what's possible with Cloud and AI technologies. You'll work with a cutting-edge tech stack, including Python, advanced LLM agent frameworks like Microsoft Autogen, and leading cloud platforms such as Azure, AWS, and GCP. The team builds scalable, cloud-native applications and sophisticated data platforms, utilizing robust APIs and a variety of databases. This environment challenges you to think innovatively, contribute to strategic technical decisions, and deliver high-performance solutions that bring measurable value to clients. If you are an impatient optimist, a maker at heart who is passionate about leveraging Cloud and AI to solve real-world challenges, Symphony Solutions offers a place to thrive. You'll be part of a team that champions ingenuity and supports your growth through dedicated learning programs and a customizable benefits package. Imagine yourself contributing to solutions that impact global industries, collaborating with diverse experts, and shaping the future of technology in a company that truly invests in its people. Here, your work will not only build products but also foster a vibrant, supportive community.

Tech Stack

frameworkwidgetsserverweb_server

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