Staff Software Engineer, Core Services - Remote

OneSignal, Inc.; United States; Remote; USD 200,000 - 220,000; Full time

Job summary

OneSignal is seeking a Staff Software Engineer to help build and scale the Core Services that power our autonomous marketing platform. You will lead high-impact projects, design durable APIs, and improve performance across Rust, C/C++, and Golang stacks.

Based in the United States with remote-by-default options, you’ll participate in architecture reviews, on-call rotations, and data-driven optimization, shaping the reliability and future of our platform while mentoring teammates and driving

Qualifications

• 8+ years of experience as a software engineer.
• Experience operating reliable production systems at scale.
• Experience writing high-performance code in Rust, C/C++, or Golang.
• Ability to reason about data flow in distributed systems.
• Experience using LLM-powered coding tools to accelerate development.

Responsibilities

• Collaborate with engineers to architect and implement high-performance services that are durable and reliable
• Participate in code reviews, design reviews, and production on-call rotation
• Work with the team to resolve production issues and ensure system scalability
• Conduct data analysis, performance monitoring, and system optimization through benchmarking/profiling
• Work independently to drive experiments and solutions for business needs
• Design synchronous and asynchronous APIs for communicating between services in a large distributed system
• Design schemas for relational and non-relational databases

Skills

High-performance coding

Distributed systems

LLM coding tools

Code reviews

On-call rotation

Tools

Rust

C/C++

Golang

gRPC

PostgreSQL

Redis

Kafka

ClickHouse

Job description

OneSignal is seeking a Staff Software Engineer to help build and scale the Core Services that power our autonomous marketing platform. You will lead high-impact projects, design durable APIs, and improve performance across Rust, C/C++, and Golang stacks.

Based in the United States with remote-by-default options, you’ll participate in architecture reviews, on-call rotations, and data-driven optimization, shaping the reliability and future of our platform while mentoring teammates and driving