Senior Software Engineer, Identity & Credential Systems

Stealth Startup; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Stealth Startup in San Francisco, CA is seeking a Senior Software Engineer to build and maintain credential issuance services and identity claim registries. You will also develop high-performance verification systems and collaborate with product and infrastructure teams to deliver secure, scalable authentication solutions.

The role requires expertise in cryptography and modern authentication protocols, with strong Python and Go skills, plus experience in asynchronous services and production

Qualifications

• Experience building production systems where cryptographic correctness is critical.
• Strong understanding of modern authentication protocols (OAuth, OpenID Connect, JWT/JWS).
• Proficiency in Python and Go; experience with asynchronous services and production observability.

Responsibilities

• Build and maintain credential issuance services and identity claim registries.
• Implement high-performance verification systems.
• Collaborate with product and infrastructure teams.

Skills

Python

Go

OAuth

OpenID Connect

JWT

JWS

Cryptography

Identity Management

Asynchronous Services

PostgreSQL

Cloud Computing

Fraud Detection

Event-Driven Integrations

High-Performance Systems

Compliance Mapping

Audit Logs

Job description

Stealth Startup in San Francisco, CA is seeking a Senior Software Engineer to build and maintain credential issuance services and identity claim registries. You will also develop high-performance verification systems and collaborate with product and infrastructure teams to deliver secure, scalable authentication solutions.

The role requires expertise in cryptography and modern authentication protocols, with strong Python and Go skills, plus experience in asynchronous services and production