Senior Backend Engineer

About the role

Oak is building an AI‑native Identity Operating System to secure modern enterprise identities. We are looking for a senior backend engineer who loves building resilient, high‑performance distributed systems and can drive critical components from concept to production.

Key responsibilities

• Design, develop, and maintain core backend services, handling research, system design, deployment, observability, and long‑term upkeep.
• Influence architectural decisions, balancing rapid delivery with scalable, pragmatic designs.
• Architect and implement AI‑enabled agentic workflows that integrate directly into the platform.
• Collaborate autonomously with cross‑functional teams, raising engineering standards and delivering customer value.

Required profile

• 8+ years of backend engineering experience in high‑level languages such as Go or Python.
• Low‑ego, high‑impact mindset with a strong focus on delivery and system stability.
• Deep understanding of microservices, databases, and asynchronous architectures.
• Continuous curiosity for emerging technologies and willingness to explore new solutions.

Required skills

• Go
• Python
• Microservices architecture
• Database design and management
• Asynchronous systems

What we offer

• Opportunity to shape a next‑generation identity security platform.
• Work with a high‑caliber R&D team and leading AI experts.
• Competitive compensation and equity in a fast‑growing startup.