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Senior Backend Engineer (B2B Contract)

OX Security · Warsaw, Mazovia, PL

Description OX Security is looking for a Senior Backend Engineer to help build the infrastructure that secures the world’s software supply chains. You'll wor...

Job description

Description OX Security is looking for a Senior Backend Engineer to help build the infrastructure that secures the world’s software supply chains. You'll work side by side with top-tier engineers, shipping high-performance, secure systems at scale. This role is perfect for someone who thrives in fast-moving environments, loves solving deep technical challenges, and wants their work to matter. Responsibilities: What You’ll Be Doing: - Design and implement robust backend systems and APIs to support security solutions. - Collaborate with frontend developers, product managers, and other stakeholders to define system architecture and requirements. - Optimize application performance, scalability, and security through code reviews and best practices. - Troubleshoot and resolve issues in existing applications and services with minimal downtime. - Lead and mentor junior engineers, providing guidance and support in their development efforts. - Conduct regular system evaluations and contribute to continuous improvement initiatives. Requirements: What We’re Looking For: - Bachelor's degree in Computer Science or a related field. - A minimum of 5 years of experience in backend development with...