# Senior Software Engineer, Nexus SDK

**Company:** [Temporal](https://hotfix.jobs/companies/temporal)
**Location:** Remote
**Role:** Fullstack Engineering
**Salary:** $141k – $231k/yr
**Experience:** 7+ years
**Skills:** Python, TypeScript, C#/.Net, Ruby, Rust, Go, Java, Distributed Systems, Concurrency, Multithreading, API Design, Sdk Development, Open Source
**Posted:** 2026-07-07

> Build and evolve Nexus interfaces and runtime behavior across Temporal’s polyglot SDKs, enabling durable, deterministic workflow execution. The role requires 7+ years building scalable distributed systems, advanced concurrent programming skills, and deep expertise in at least two supported languages.

## Job Description

## Responsibilities
- Own new features end to end, collaborating with Nexus and open-source teams to deliver reliability and a strong developer experience.
- Design and build Nexus interfaces for Temporal SDKs across multiple programming languages.
- Integrate Temporal SDKs with their respective languages, using type systems and language runtimes to execute application code durably and deterministically.
- Develop foundations for reliable execution of agentic AI systems, including durable execution patterns, asynchronous processing, and workflow invocation through industry-standard protocols.
- Debug issues requiring expert attention in collaboration with the developer community and incorporate feedback into SDK features and APIs.
- Write publicly readable technical documentation for Temporal concepts and APIs.
- Travel to meet coworkers for approximately one week once or twice per year.

## Requirements
- At least 7 years of production experience arranging and/or building or enhancing highly scalable distributed systems.
- Strong computer science fundamentals, including distributed systems, multithreading, and concurrency.
- Production experience writing concurrent code in languages such as Go, Java, Python, TypeScript, or .NET at an advanced level.
- Experience designing APIs, building SDK libraries, or working with open-source systems.
- Deep expertise in at least two of Python, TypeScript, .NET, Ruby, and Rust.

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