Senior Platform Engineer

Salary: $200K - $240K Competitive Equity

About the Opportunity

The company is building the future of infrastructure management a platform that investigates resolves and prevents issues giving engineers their time back to focus on building great products. Were looking for a Platform Engineer to own the foundational primitives and surfaces that power product engineering velocity service infrastructure and the connectivity layer between agents and customer environments.

Youll architect and operate the systems that every agent invocation every customer onboarding and every code review depends on from internal admin tooling to deploy pipelines to an MCP gateway. Your work compounds across every team that builds on top of you and youll partner closely with product FDE and research.

This is a core high-ownership role where your decisions directly shape how fast the team ships and scales.

What youll do

• Architect and optimize development infrastructure including internal admin tooling CI/CD deploy pipelines and dev/demo environments

• Build and maintain core service infrastructure on Kubernetes including observability (OTEL Datadog) secret management and shared libraries

• Own data infrastructure including schema storage and access patterns for investigation traces agent trajectories resource graphs and customer telemetry

• Own the MCP gateway routing every tool call OAuth and credential management and lifecycle of self-hosted MCP servers

• Maintain the unified integration catalog powering first-class and long-tail customer integrations

• Set the bar for what production-ready means across all product teams

• Use AI aggressively in your engineering workflow the team are heavy users of Claude Code

What Sets This Role Apart

• Direct ownership of the platform layer that every engineer and agent depends on

• Multiplier effect across the entire engineering org when you improve the inner loop every team ships faster

• Work at the intersection of AI-native infrastructure agent systems and enterprise connectivity

• Early-stage high-trust environment with room to define architecture and standards

• Spacious collaborative in-person office in New York with a team of ambitious systems-thinking builders

• Competitive compensation with meaningful equity at a well-funded AI-native startup

Qualifications

• 310 years of experience in platform infrastructure or backend engineering (titles like Platform Engineer Infrastructure Engineer Developer Productivity Integrations Platform Engineer)

• Strong fundamentals in service-oriented architectures networking and systems design

• Proficient in TypeScript with hands-on experience operating production services on Kubernetes

• Proven ability to take ambiguous goals from prototype to production using customer and operational feedback

• Strong code and data modeling skills clean scalable and easy to extend

• Product-focused mindset: you measure success by whether the engineers you serve love what you built

Nice to Have

• Experience with MCP OAuth API gateways or multi-tenant integration platforms

• Strong knowledge with modern observability (OTEL distributed tracing) and SRE best practices

• Expertise in building internal admin or developer tooling consumed by both humans and agents

• Well-versed in working on agent or LLM systems context management tool use sandboxing

Additional Information

• On-site role in New York NY (4-5 days/week in office)

• Visa sponsorship: TN and Singaporean visas supported; H-1B transfers considered; new H-1B sponsorship not available

• Strong preference for candidates with startup experience or a zero-to-one mindset

About Sperton

Sperton is a global recruitment and consulting firm with offices across Europe Asia and the Americas. We help companies find and manage top talent across borders delivering fast compliant and flexible recruitment consultant hiring and global mobility services.