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Sr. Director of Engineering - API

Babelstreet · Reston, VA, United States

hybridsenior$220,000–$220,000Posted Oct 22, 2026

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About this role

**Babel Street** is the trusted technology partner for the world’s most advanced identity intelligence and risk operations. We deliver advanced AI and data analytics solutions—providing unmatched, analysis-ready data regardless of language, proactive risk identification, 360-degree insights, high-speed automation, and seamless integration into existing systems—empowering government and commercial organizations to transform high-stakes identity and risk operations into a strategic advantage. The actionable insights we deliver safeguard lives and protect critical assets around the world. Babel Street is headquartered in **Reston, Virginia**, with regional offices in **Boston, MA** and **Cleveland, OH**, and international offices in **Australia, Canada, Israel, Japan, and the U.K.** Learn more: **[babelstreet.com](http://www.babelstreet.com/)** --- ## Role Summary We are seeking a **Principal Engineer** to lead Babel Street’s **API and MCP platform strategy and delivery** as we evolve toward an **AI-native, agent-driven platform**. This is a **hands-on, senior technical leadership** role responsible for defining and delivering **API-first platform capabilities** that enable both developers and AI agents to interact with Babel Street’s services. You will lead the design and implementation of **semantic APIs**, **Model Context Protocol (MCP) integrations**, and **context-aware service patterns** that power next-generation intelligence workflows. You will be a **finger-on-keyboard engineer** who can both define direction and deliver foundational systems. You will partner closely with **AI, Data, and Platform** teams to ensure Babel Street’s APIs and services are **consistent, discoverable, scalable, and optimized for agentic workflows**. You will also work closely with **Architecture** to align on long-term technical direction—ensuring API and MCP platform decisions are consistent with the company’s broader architectural vision—while maintaining a strong focus on execution and delivery. **Location:** Hybrid role working out of either our **Reston, VA** or **Somerville, MA** office. **Full remote may be considered.** --- ## Why This Role Matters This role will be instrumental to Babel Street’s **AI-native technology strategy**. The **API and MCP platform** will serve as the interface layer between data, AI, and product capabilities—enabling agents, developers, and systems to interact seamlessly. This is a **high-impact, senior technical leadership** role with broad influence across the organization and the opportunity to shape the future of Babel Street’s platform. The position spans four core domains, including: - **API Platform & Strategy** - Define and lead Babel Street’s **API-first platform strategy**, establishing consistent patterns for **service design, versioning, discoverability, and governance**. - Help evolve the platform toward **agent-ready APIs**, ensuring services are consumable by both human developers and AI agents. - Establish standards for **API consistency, reliability, and performance** across the organization. - Partner with product and engineering teams to ensure APIs are **first-class platform capabilities**, not just service interfaces.

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