Staff Software Engineer, Core Services — High-Performance

OneSignal, Inc.; San Francisco, New York (CA, NY); Hybrid; USD 200,000 - 220,000; Full time

Benefits offered by this job

Equity program

Comprehensive benefits

Job summary

OneSignal, Inc. in San Francisco is seeking a Staff Software Engineer for the Core Services team to lead major projects that shape the reliability, performance, and future of our platform.

You will work on high-throughput services using Rust, gRPC, Redis, Kafka, and other scalable technologies. You will architect durable systems, participate in code reviews and on-call rotations, and collaborate across teams to resolve production issues and optimize performance.

Qualifications

• 8+ years of experience as a software engineer.
• Experience operating reliable production systems at scale.
• Experience writing high-performance code in a compiled language such as Rust, C/C++, or Golang.
• Ability to reason about how data flows through distributed systems.
• Experience using LLM-powered coding tools to accelerate development.
• Bias towards automating the boring stuff.

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

8+ years experience

Rust/C/C++/Go

Distributed systems

LLM-powered development

Tools

gRPC

Redis

Kafka

ClickHouse

PostgreSQL

Golang

Ruby

Job description

OneSignal, Inc. in San Francisco is seeking a Staff Software Engineer for the Core Services team to lead major projects that shape the reliability, performance, and future of our platform.

You will work on high-throughput services using Rust, gRPC, Redis, Kafka, and other scalable technologies. You will architect durable systems, participate in code reviews and on-call rotations, and collaborate across teams to resolve production issues and optimize performance.