Offchain Labs

Offchain Labs is a NY-based company creating cutting-edge scaling solutions for Ethereum with Arbitrum Rollup, instantly scaling Dapps and increasing capacity without sacrificing security.

Internet Software & Services

Information Technology

11-50 (30)

Founded 2018

$124M raised

12 open positions

Links

View All Jobs

Senior Quality Engineer, Platform

1 month, 2 weeks ago

Anywhere, United States

Full-time

Senior

QA Engineer

Quality Assurance and Testing

AWS CI/CD Cypress Ethereum GCP Go JavaScript Jest Mocha Playwright Pytest Python Rust Selenium TypeScript

Apply Now

Offchain Labs

Offchain Labs is a NY-based company creating cutting-edge scaling solutions for Ethereum with Arbitrum Rollup, instantly scaling Dapps and increasing capacity without sacrificing security.

Internet Software & Services

11-50

Founded 2018

$124M raised

View All Jobs 12

Description

Refine and implement the QA strategy for the Platform Engineering team.
Build and maintain sophisticated test automation frameworks that validate security, performance, and correctness across the entire stack.
Integrate automated testing into CI/CD pipelines so every protocol update and software release is battle-tested.
Implement fuzzing and property-based testing to detect edge cases in smart contract interactions.
Own load and stress testing to ensure the Arbitrum stack performs under transaction spikes.
Turn manual processes into automated, reproducible workflows by partnering with Software Engineers, Smart Contract developers, and DevOps.
Collaborate with researchers and external auditors to automate vulnerability detection and regression testing.
Work closely with DevRel to ensure SDKs, APIs, and documentation are well-tested and reliable for the Arbitrum developer ecosystem.

Requirements

Strong programming language skills in at least one of Go or Rust.
Proficiency with test automation frameworks (examples: Playwright, Cypress, Pytest, Jest, Mocha, Selenium, etc.).
Experience managing cloud environments (AWS or GCP) and a DevOps mindset for CI/CD integration.
Proven ability to build QA processes from the ground up in a fast-paced, high-stakes environment.
Experience with fuzzing and property-based testing methodologies.
Experience designing and running load and stress tests for high-throughput systems.
Familiarity with smart contracts, blockchain protocol correctness, and testing of decentralized systems.
Self-starter who can drive process change and influence engineering teams to adopt best practices.
Passion for open-source, decentralization, and blockchain technology.
This role cannot be performed in California or Colorado (remote-first role otherwise).

Benefits

Remote-first global workforce with a New York office.
Annual company offsite and team onsites.
Professional reimbursement program for conferences, certifications, and related expenses.
Medical, dental, and vision coverage (US and some other countries).
401(k) retirement plan with company match (US only).
Wellness stipend.
Home office setup and ergonomic equipment program.

Interested in this position?

Apply directly on the company website

Apply Now

Similar Roles

Mark43 is hiring a remote Service Quality Team Lead to guide testing and quality assurance for its RMS and CAD platforms while partnering with Engineering and Customer Success to improve product reliability at scale.

United States Canada United Kingdom Full-time Senior Customer Success Manager QA Engineer

1 hour, 24 minutes ago

Apply

1 hour, 24 minutes ago

Search Engine Evaluator - Korean (South Korea)

RWS Group 5K-10K Internet Software & Services

RWS TrainAI is hiring a part-time remote Search Engine Evaluator in Seoul, South Korea to assess search results and help improve AI-powered search experiences.

South Korea Part-time Entry Level QA Engineer

$21k-$21k

6 hours, 8 minutes ago

Apply

6 hours, 8 minutes ago

Search Engine Evaluator - Italian (Italy)

RWS Group 5K-10K Internet Software & Services

RWS TrainAI is hiring a part-time remote Search Engine Evaluator in Italy to review and improve search results and AI data for everyday online queries.

Italy Part-time Entry Level QA Engineer

$22k-$22k

6 hours, 8 minutes ago

Apply

6 hours, 8 minutes ago