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ngrok · 3 months ago

Software Engineer III/Senior, Agent

United States

Full-time

Hybrid

Mid, Senior Level

$160K/yr - $200K/yr

3+ years exp

Ngrok Inc. is a company that provides developers with simple interfaces for connecting traffic to their applications and APIs. As a Software Engineer III/Senior on the Agent Team, you will design and improve the Agent, focusing on performance, security, and reliability while ensuring seamless communication for millions of requests.

AppsDeveloper APIsInternetSoftware

No H1B

U.S. Citizen Only

Responsibilities

Lead the design and implementation of new capabilities for the agent and tunnel components: SDKs, proxies, endpoint integrations, performance optimizations, observability, etc

Improve reliability, scalability, and performance of agent-to-endpoint communication: reduce latency, improve resource usage, make deployments rock solid

Help define and enforce security best practices in the agent: proper handling of secrets, mTLS/tls, certificate authorities, etc

Shape developer experience around agent setup, configuration, debugging, error handling, and monitoring. Ensure that onboarding is smooth and usage is intuitive

Participate in a shared on-call rotation: respond to real production incidents, diagnose complex cross-system issues, define postmortems, push forward reliability improvements

Advocate for long-term technical investments: modularization, testability, observability, etc. Help define roadmap trade-offs (short term vs long term)

Qualification

GoDistributed systemsNetworkingObservability toolingSecurity best practicesHigh throughput systemsAPI designNavigating ambiguityTechnical risk managementCollaboration skills

Required

3+ years of experience writing high-quality production software in Go or languages like Rust, C, Java, or C++

Strong fundamentals in distributed systems, networking, TLS/mTLS, proxying, load balancing, etc

Demonstrated ability to design and build for scale: working with high throughput, many concurrent connections, reliability under load

Hands-on experience with observability tooling: metrics, tracing, logs; ability to instrument systems and chase down performance bottlenecks

Strong sense of developer experience: making APIs or binaries that are well-documented, robust in diverse environments, easy to configure and deploy

Skilled at navigating ambiguity, trade-offs, and technical risk. Able to balance speed of delivery with long-term maintainability

Excellent collaborating skills: working with peers, cross-disciplinary teams, stakeholders; ability to explain trade-offs, influence technical direction