Note: The job is a remote job and is open to candidates in USA. Babel Street is the trusted technology partner for advanced identity intelligence and risk operations. The Principal Engineer will lead the API and MCP platform strategy, focusing on defining and delivering API-first capabilities that enhance interaction between developers and AI agents.
Responsibilities
- Partner closely with Architecture to define and lead Babel Street’s API and MCP platform strategy
- Design and deliver semantic, agent-ready APIs
- Establish MCP standards and implementation patterns
- Define context management patterns for agent workflows
- Partner with AI and Data teams to enable agent-native architectures
- Establish API governance and platform standards
- Build foundational frameworks and reusable components
- Provide hands-on technical leadership and mentorship
- Partner with Google and other vendors on platform capabilities
- Drive adoption of API and MCP standards across engineering teams
Skills
- 10+ years of software engineering experience
- Experience operating at Principal Engineer or Staff+ level
- Strong hands-on experience building distributed systems
- Experience designing and building API-first platforms
- Experience with cloud-native architectures (GCP preferred)
- Experience building developer platforms or service-oriented architectures
- Strong system design and architectural thinking skills
- Proven ability to lead cross-team technical initiatives
- Hands-on work with Google Cloud Platform (GCP)
- Familiarity with Vertex AI Agent Engine
- Background in ADK and reasoning frameworks such as LangChain
- Understanding of the Model Context Protocol (MCP)
- Exposure to data warehouse technologies like BigQuery and Snowflake
- Knowledge of Apigee or similar API gateway solutions
- Proven ability to design semantic APIs for AI or agent-driven use cases
- Experience managing context or building memory systems
- Development of agent-based architectures or orchestration frameworks
- Exposure to Anti-Gravity
Benefits
- Health Benefits: Babel Street covers 85-100% monthly premium costs for Medical, Dental, Vision, Life & Disability insurances – for you and your family!
- Retirement Plans: Babel Street offers both a Traditional and Roth 401(K) with a very competitive match.
- Unlimited Flexible Leave: We trust our employees to manage their own time and balance their personal and work lives.
- Holidays: Babel Street provides employees with 12 paid Federal Holidays
- Tuition Reimbursement: We are committed to investing in our employees. One way we do that is with our Tuition Reimbursement Program for continuing education.
Company Overview
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