Leads development of secure, end-to-end encrypted applications for Windows, macOS, and web clients using Python/Go. Requires 5+ years experience, strong API skills, and distributed systems knowledge; mentors junior engineers.
Salary not listed
On-site5+ YOEBackend Engineering
About the role
Key Responsibilities
Design, develop, and maintain high-performance applications and APIs running on Windows, macOS, and web clients.
Apply software engineering best practices and distributed systems thinking to the domains of file synchronization and identity management.
Ensure the security and reliability of our applications through secure coding techniques.
Diagnose and resolve issues related to performance, scalability, and reliability.
Collaborate with engineering, product, design, and infrastructure teams during feature development.
Guide and mentor junior engineers by providing insightful code review and design review feedback.
Qualifications
BS or MS in Computer Science or related field, or equivalent practical experience.
Solid understanding of software engineering principles, data structures, and algorithms.
Minimum of 5 years of experience developing a commercial product with a client component.
Strong understanding of API interfaces and Go and/or Python.
Familiarity with relational database design and management (e.g., SQL, database indexes, SQLite).
Preferred Skills
Experience building user applications on macOS (Swift) or Windows (C++) interacting with network and file systems (e.g., file storage, access control, sockets).
Strong understanding of cryptographic fundamentals (e.g., public-private key encryption, symmetric encryption, digital signatures).
Understanding of secure identity verification and authentication mechanisms (e.g., PKI, WebAuthn).
Familiarity with distributed systems (e.g., replication, consistency models, fault-tolerance, coordination algorithms).
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