Contribute to the development and improvement of Firefox features related to installs, updates, and OS integrations.
Tackle platform-specific challenges in low-level operating system integration on Windows and/or macOS.
Collaborate with your manager and teammates to scope and prioritize work in alignment with the team’s goals.
Mozilla is a non-profit-backed technology company that has shaped the internet for the better over the last 25 years, making pioneering brands like Firefox. With over 225 million users worldwide, Mozilla is a mission-driven organization focused on open-source software and privacy.
Improve the architecture, stability, and performance of the core Gecko accessibility engine.
Debug and fix multi-process, multi-threaded code and OS-specific issues.
Collaborate with cross-functional teams to identify and remediate accessibility issues and influence web standards.
Mozilla Corporation is a non-profit-backed technology company that has shaped the internet over the last 25 years, making pioneering brands like Firefox. With over 225 million monthly users, we focus on AI, social media, and security, operating as a mission-driven open-source organization without shareholders.
Lead the end-to-end engineering strategy, architecture, delivery, and quality of a multi-deployment email security platform.
Drive an AI-first software development lifecycle by integrating AI-assisted workflows into specification, coding, testing, code review, and deployment.
Build, mentor, and lead high-performing distributed engineering teams while fostering a culture of accountability and continuous improvement.
The company develops secure software products for enterprise and critical infrastructure customers. It is a global technology organization with a remote-friendly, collaborative culture.
Conduct security reviews and penetration tests across Brave products including the browser and search engine.
Triaging and fixing security reports, and designing secure code in C++ and other languages.
Work asynchronously with a geographically-distributed team to secure AWS infrastructure and web security models.
Brave builds a privacy-focused web browser that blocks trackers and ads, a private search engine, a crypto wallet, and an opt-in private ad network. With over 110 million monthly active users and a small, distributed team, Brave is dedicated to protecting user privacy and challenging Big Tech.
Advance Firefox's security architecture and cryptography stack, including cryptographic protocols and WebPKI.
Design and implement web platform security features in collaboration with the broader web community.
Improve browser reliability, performance, and resource efficiency through analysis and optimization.
Mozilla Corporation is a non-profit-backed technology company that develops the Firefox web browser and focuses on privacy, AI, social media, and security. With over 225 million monthly users, Mozilla is dedicated to making the internet better for people and is owned by the Mozilla Foundation.
Take ownership of the RustRover debugger, driving development across its C++ backend and Java/Kotlin client.
Implement new IDE run/debug configurations and enhance Rust expression evaluation capabilities.
Investigate and fix OS-specific SIGSEGV errors while designing clean, maintainable code.
JetBrains creates intelligent software development tools for developers and teams. Over 300,000 companies and 88 of the Fortune Global Top 100 rely on their products, and they foster an open and inclusive workplace.
Lead end-to-end architecture and implementation of high-performance detection tools.
Mentor junior engineers through design reviews and promote maintainable code standards.
Collaborate with product managers and scrum masters to deliver high-quality releases on schedule.
Corelight defends the world's most sensitive networks by transforming digital footprints into actionable insights, using open-source innovations and agentic AI. It is a fast-growing network detection and response platform with a collaborative, inclusive, distributed culture.
Build and maintain automated test coverage across API and customer-facing applications.
Validate APIs and services, including REST and gRPC, using modern testing frameworks.
Leverage AI tools to improve quality engineering and embed testing into CI/CD pipelines.
Nylas provides APIs that make it easier for developers to add email, calendar, and contact management features into applications. Supporting over 100,000 developers and 900+ companies globally, we have a culture focused on quality and AI-native engineering.
Own and extend autonomous coding pipelines that turn Jira tickets into reviewed pull requests with observability.
Maintain a root-cause engine and evaluation system that pits AI generations against human fixes.
Build deterministic architecture enforcement and TDD tooling to make test-first the path of least resistance.
Rootstock brings proven depth in ERP and manufacturing, with decades of hard-won domain knowledge. The team is a tight-knit group of senior engineers who value experimentation, learning, and pushing each other to get sharper.
Lead the Code Plane team, owning products like Batch Changes, Agentic Batch Changes, Code Monitors, Code Insights, and src CLI.
Set technical direction, drive roadmap from issue to shipped, and keep team unblocked while working with customers and cross-functional partners.
Use 8+ years of software engineering experience and hands-on AI expertise to shape dev tools for the agentic age of coding.
Sourcegraph is the world's most powerful code intelligence platform, providing Code Search, Deep Search, and MCP to help developers and agents navigate and operate on large codebases. Backed by a16z, Sequoia, and Redpoint, we operate as a globally distributed team that values high agency, direct communication, and a deep love for developers.
Lead the evolution of Podium's mobile ecosystem by designing real-time architectures for autonomous AI Agents on iOS and Android.
Take full ownership of the mobile lifecycle from architectural specs to deployment, optimizing CI/CD on AWS and ensuring production reliability.
Mentor engineers across all levels, providing thoughtful code reviews and driving technical strategy for mobile features.
Podium brings AI Employees to local businesses to turn conversations into revenue. Trusted by 60,000+ businesses across Auto, Home Services, and Aesthetics, we've crossed $100M in AI Agent ARR and scaled 300% year-over-year, recognized as Best AI Implementation by Inc. Magazine.
Conduct security and privacy reviews of Brave browser and Brave Search.
Triages and fixes security reports, collaborating on privacy-preserving protocols.
Designs and implements new security and privacy features with a small, elite team.
Brave is on a mission to protect the human right to privacy online, offering a free browser that blocks creepy ads and trackers, a private search engine, and a crypto wallet. Already 110+ million people use Brave, with millions more switching monthly, in a hyper-growth company with a flat org structure and ridiculously smart teammates.
Build and ship iOS features using Swift for BJAK's AI Neobank app, including insurance, payments, and financial services flows.
Create clean mobile user flows, integrate backend APIs, and improve app performance, crash rates, and battery efficiency.
Work with product and design teams to simplify complex user journeys and deliver reliable features used by real customers.
BJAK is a mobile-first insurance platform and now an AI-powered neobank that helps people in Southeast Asia get more from their money. Founded in 2019, the company has a global team of over 20 nationalities and is known for a fast-moving, startup culture focused on building great financial products.
Build and maintain a high-performance C++17 library that runs across iOS, Android, and automotive embedded hardware.
Analyze and improve map-matching and dead-reckoning algorithms using real-world data from millions of vehicles.
Integrate AI tools into your design and development workflow to increase efficiency and code quality.
Mapbox is the leading real-time location platform for a new generation of location-aware businesses, powering navigation for people, packages, and vehicles. With over 4 million registered developers and a focus on flexibility, security, and privacy, Mapbox fosters a culture of teaching and learning, emphasizing diversity and supporting employees through healthcare and parental leave.
Work across disciplines to build, refactor, and maintain robust AI features using Unreal Engine 5.
Partner with design and content teams to prototype and implement AI behaviors for enemies, NPCs, and managed characters.
Establish engineering best practices, including code review, debugging, profiling, and technical planning.
Blackbird Interactive is an independent game studio working on world-class IPs and original creations across multiple genres. The studio operates as a remote-first workplace with flexible work arrangements and hires talent legally eligible to work in Canada.
Build and ship developer-facing product features from idea to production
Own the reliability and quality of what you ship against a web that constantly changes and fights back
Turn hard, ambiguous problems into clean APIs developers love to use
Firecrawl is the easiest way to turn the web into data AI agents can use. They are a small team with 147k+ GitHub stars and over $10M ARR, growing fast and operating with high urgency.
Drive technical and architectural decisions, maintain deep system understanding, and stay hands-on in code daily.
Manage and develop a team of engineers, fostering ownership, quality, and continuous improvement.
Own delivery, remove blockers, and collaborate with product and QA to execute on commitments.
Cority helps customers see and prevent risks across their operations in real time with their EHS+ platform. With over 1,500 clients worldwide and a 40-year legacy, they are recognized as a market leader and have received multiple awards for their strong employee culture and business performance.
Design and deliver high-quality iOS features for a fast-growing financial super app.
Collaborate with Product and Design teams to simplify complex financial processes into elegant mobile interfaces.
Improve app stability, performance, and real-world usability through data-driven iteration.
The company operates a fast-growing financial super app used at scale, focusing on insurance, payments, claims, renewals, and other money management services. It has a fast-paced, product-driven culture with a strong emphasis on ownership, execution speed, and technical excellence.