Backend Developer - Fintech/Payments

Collect Group is a fast‑growing player in the international payments and crypto‑acquiring space. We work with global partners and clients to deliver seamless payment solutions, crypto‑acquiring services, and exchange‑related capabilities.

About the Role
We are looking for a Backend Developer with solid commercial experience to build and scale payment-driven products. You will work on backend architecture, third-party payment integrations, and high-availability services, while collaborating with frontend teams using Next.js and React.

Key Responsibilities

• Design, develop, and maintain backend services using Laravel and PHP.
• Integrate and support payment systems, including payment providers, PSPs, and APMs.
• Build secure APIs and payment flows (authorization, capture, refunds, webhooks, reconciliation).
• Ensure reliability, performance, and observability of payment-related services.
• Collaborate with frontend engineers working with Next.js and React.
• Write clean, testable code and contribute to code reviews and technical documentation.
• Use modern AI development tools to improve delivery speed, code quality, and engineering productivity.

Required Qualifications

• 2.5–3+ years of backend development experience in production environments.
• Strong hands-on experience with Laravel and RESTful API development.
• Proven experience integrating payment gateways / providers / PSP / APM solutions.
• Good understanding of transaction lifecycle, idempotency, error handling, and payment security best practices.
• Practical knowledge of Next.js and React for cross-team collaboration and API integration.
• Experience with relational databases (MySQL/PostgreSQL), Git, and CI/CD workflows.
• Strong problem-solving skills and clear communication in a team environment.

Nice to Have

• Experience in fintech, e-commerce, or high-load transactional systems.
• Familiarity with PCI-DSS-aware development practices.
• Experience with queues, caching, and event-driven architecture.
• Hands-on use of AI coding assistants (e.g., Cursor, GitHub Copilot, ChatGPT) in daily engineering workflows.

We offer

• Work in a fast-growing fintech and digital payments environment.
• Exposure to international financial services, crypto payments, compliance, and innovative payment infrastructure.
• The opportunity to build real payment products used by international clients.
• Professional growth and career development.
• A supportive international team and direct involvement in product development.
• Full-time role with remote or office-based format depending on location.

This is a great opportunity for someone who wants to grow in fintech, crypto, digital payments, and banking integrations.

Мы ищем бэкенд-разработчика с солидным коммерческим опытом для создания и масштабирования Payment solutions. Вы будете работать над архитектурой бэкенда, интеграцией сторонних платежных систем и обеспечением высокой доступности сервисов, сотрудничая с фронтенд-командами, используя Next.js и React.

• Проектирование, разработка и поддержка бэкенд-сервисов с использованием Laravel и PHP.
• Интеграция и поддержка платежных систем, включая платежных провайдеров, PSP и APM.
• Создание безопасных API и платежных потоков (авторизация, захват, возврат средств, веб-хуки, сверка).
• Обеспечение надежности, производительности и наблюдаемости платежных сервисов.
• Сотрудничество с фронтенд-инженерами, работающими с Next.js и React.
• Написание чистого, тестируемого кода и участие в проверках кода и технической документации.
• Использование современных инструментов разработки ИИ для повышения скорости разработки, качества кода и производительности инженеров.
• English B2+.
  
  В сопроводительном поделитесь деталями релевантного опыта работы/ финтех-крипто проектов (безотносительно NDA).