Crypto Developer

ALOIS TECHNOLOGIES SPÓŁKA Z OO is a company located in Warszawa involved in the development of enterprise-grade crypto and blockchain-based products within the digital payments and financial services domain.

• 12+ years of work experience with a Bachelor’s Degree or 8+ years with an Advanced Degree (e.g., Masters, MBA).
• Strong experience building scalable, high-performing distributed systems including APIs, orchestration layers, 3rd party integrations, monitoring, alerts, and ensuring high availability.
• Strong experience with secure software development lifecycle including version control, CI/CD, unit-testing, and performance testing.
• Strong understanding of blockchain technologies including public and permissioned blockchains, De-Fi apps, security protocols, private key custody, and distributed ledgers such as Bitcoin, Ethereum, Hyperledger.
• Strong understanding of Solidity, Assembly, and EVM technologies.
• Full-stack development experience is a plus.
• Motivated and fast learner of new technologies.
• Experience in payments and financial services compliance, payments ecosystems, and payment processing flows.
• Strong interpersonal, facilitation, leadership, and communication skills to present complex ideas effectively and influence key partners.

Nice to have:

• Experience in both backend (Java) and frontend (Angular) development.
• Preference for candidates with blockchain, crypto, fintech, or payments domain experience.

• Design, develop, and maintain enterprise-grade crypto and blockchain-based products.
• Build scalable, high-performing distributed systems, APIs, orchestration layers, and third-party integrations.
• Drive end-to-end software development, from architecture and design through deployment and production support.
• Develop and enhance backend services using Java and modern engineering practices.
• Collaborate with frontend teams to deliver seamless user experiences using Angular.
• Ensure application security, reliability, monitoring, and high availability.
• Implement and maintain CI/CD pipelines, testing frameworks, and software quality standards.
• Work closely with cross-functional stakeholders to deliver innovative solutions in the digital payments and financial services domain.
• Troubleshoot complex technical issues and continuously improve system performance and scalability.
• Stay current with emerging blockchain, cryptocurrency, and financial technology trends.

The controller of your personal data is ALOIS SOLUTIONS, Warsaw. Data is processed for recruitment purposes based on the Labour Code, consent, and legitimate interest. Providing mandatory data is required; optional data is voluntary. Data is stored until recruitment completion and claim limitation periods, with consented candidates' data kept up to 24 months unless withdrawn. Data recipients include recruitment service providers. Rights to access, rectify, erase, restrict, port data, object, lodge complaints, and withdraw consent at any time apply. Data is not subject to profiling.