Senior Software Engineer (Full stack) - Ermine

Byld is looking for a Senior Software Engineer to join their early team and help build the core platform of a startup transforming Audit 4.0 and control management for companies. The ideal candidate will have 3+ years of experience developing production-grade software, strong experience with Java and Spring Boot, and solid knowledge of relational databases, especially PostgreSQL.

Requirements

• Design, build, and maintain core backend microservices using Java and Spring Boot.
• Develop end-to-end features, from database and APIs to frontend interfaces.
• Contribute to architectural decisions around scalability, performance, and reliability.
• Build and evolve the frontend experience in Angular, focusing on usability and performance.
• Work with asynchronous communication patterns and event-driven flows where appropriate.
• Ensure high code quality through testing, reviews, and clean code practices.
• Collaborate closely with Product to translate business and compliance requirements into technical solutions.
• Diagnose and resolve complex technical issues related to data volume, concurrency, or integrations.
• Participate in CI/CD, containerization, and deployment processes.
• Mentor junior and mid-level developers and actively contribute to technical discussions and improvements.

Benefits

• Competitive salary
• Permanent contract and long-term growth perspective
• Flexible working model (hybrid)
• Becoming an entrepreneur with the support of the first Spanish Corporate Venture Builder and an industry-leading company, Erhardt
• Actively participate in the disruption of the new era of Control Management
• Commitment and support of Erhardt and Byld’s liquid building team
• Experienced, motivated, and multidisciplinary team and board of directors
• Direct collaboration with Product, founders, and industry experts
• Be part of Byld’s ecosystem, a team of teams capable of building new ventures from zero to one
• The opportunity to work on a product with real regulatory and societal impact