Python back-end developer

Hello! We are ElmoSoft an IT company specializing in software development and consulting. Our core expertise lies in building high-load, scalable, distributed systems for big data processing. We help bring large-scale, complex projects to life for international clients - and we’re looking for talented professionals to join us on this journey. Over the past five years, we’ve successfully delivered over 50 projects, making a meaningful impact in the fintech and automotive industries. Currently, we’re looking for a Python Back-End Developer to join our team and work on a cryptocurrency and blockchain project.

• Collaborate with team members and stakeholders in developing features and new products.
• Develop solutions according to specified business requirements.
• Define and write up the technical spec, including the appropriate technology and workflow to coding standards.
• Demonstrate and present implementation to team leaders/heads/CTO.
• Implement Unit and Integration Tests.
• Ensure software meets all requirements of quality, security, modifiability, extensibility etc.
• Participate in code reviews, identifying anti‑patterns in the code and refactoring opportunities.
• Design and implement secure integrations with blockchain networks, crypto exchanges, and digital wallets.
• Contribute to the development of systems supporting cryptocurrency trading, custody, and settlement.

• Excellent knowledge of software and application design and architecture.
• A technical mindset with great attention to detail.
• Understanding of software quality assurance principles.
• Experience with software development lifecycle (SDLC) processes.
• Experience with service-oriented architecture (SOA).
• Experience in software development and coding in Python.
• Experience in SQL and NoSQL databases.
• Some experience in RabbitMQ or Kafka or other.
• Experience in developing microservices and managing containerized applications.
• Some experience building websockets.
• Some level of experience with Kubernetes and IaC (Terraform, Helm).
• Be proficient in using version control and continuous integration, with tools such as Git and Jenkins.
• Understanding of web security standards and best practices.
• Strong knowledge of blockchain fundamentals, cryptography, and digital assets.
• Hands-on experience integrating with crypto APIs (REST/WebSocket), smart contracts, or blockchain SDKs.
• Будет плюсом: PHP will be considered an advantage; Exposure to DeFi protocols, Web3 frameworks, or digital custody systems is a plus

• An interesting cryptocurrency and blockchain project.
• Collaboration with strong professionals, offering opportunities to learn and grow.
• Competitive salary linked to USD.