CareerPlan

Software Development Engineer (open-source)

Dublin, IrelandFull-time2026-06-08 → 2026-11-10
Based in Ireland

Core

Building and maintaining serverless runtimes for multiple programming languages to support AWS Lambda's execution environment.

Role type

Senior Software Development Engineer (Open Source)

Builds

Serverless runtime environments and supporting libraries for AWS Lambda

Domain

Cloud computing / Serverless infrastructure

Required skills

Java, Python, Node.js, Go, Rust, system design, debugging, profiling, open-source contribution

Preferred skills

AWS services experience

Technologies

AWS Lambda, Python, Node.js, Java, Go, Rust

Responsibilities

Implement runtime features across multiple languages, manage security updates, engage with upstream open-source communities, debug and profile large-scale systems

Seniority

Senior, hands-on IC