Support the modernization of a large JavaScript application ecosystem.
Assist with migrations to newer JavaScript versions and from npm to pnpm.
Troubleshoot and resolve application-migration issues while collaborating with multiple teams.
The company is a technology organization focused on modernizing enterprise applications. The team is collaborative and works on large-scale migration projects.
Lead a globally distributed team of Linux kernel engineers, overseeing kernel development across cloud, server, desktop, and IoT platforms.
Drive engineering excellence with high standards for software quality, security, and performance.
Collaborate with hardware and cloud partners and internal teams to enable new hardware capabilities and kernel features.
Canonical is the company behind Ubuntu, delivering open-source software and services worldwide. It is a globally distributed organization with a culture of engineering excellence and open source collaboration.
Lead the architecture and evolution of an open-source speech-to-speech library.
Integrate cutting-edge ASR, TTS, and speech models while maintaining clean abstractions.
Collaborate with a distributed team to build production-ready voice agent infrastructure.
The company develops an open-source speech-to-speech library and voice platform for developers. It fosters a highly collaborative, open environment with a focus on impact and community contributions.
Design, develop, test, and maintain secure, high-quality native Android applications using Kotlin.
Own features and projects end to end from scoping through delivery and iteration.
Contribute to privacy- and security-focused Android initiatives including privacy protection, autofill, and phishing prevention.
The company builds secure, privacy-focused mobile experiences used by millions of people. It is an inclusive workplace with a culture that encourages initiative, autonomy, and continuous improvement.
Build customer-facing products across modern web and applied AI technologies.
Work across backend, frontend, and LLM-integrated experiences, taking features from concept through production.
Collaborate with a lean, growing engineering team where flexibility and broad technical ownership are valued.
The partner company builds customer-facing products across modern web and applied AI technologies. It is a lean, growing engineering team that values flexibility and broad technical ownership.
Develop and maintain product functionality, create new modules and components.
Improve current architecture, participate in design, prototyping, and writing autotests.
Ensure smooth product operation and improve stability while participating in testing and design review.
Xsolla is a global commerce company that builds tools and services to help video game developers fund, distribute, market, and monetize their games. Headquartered in Los Angeles, Xsolla has helped over 1,500 game developers grow their businesses worldwide.
Evaluate AI model responses on software engineering tasks using TypeScript.
Challenge AI systems across algorithms, data structures, and development practices.
Provide structured feedback to improve model reasoning and code quality.
You'll work on a cutting-edge AI training project where your TypeScript expertise directly improves advanced language models. The project is a flexible freelance opportunity with a focus on software engineering and coding challenges, though the size and culture of the hiring company are not specified.
Architect and build production-grade internal AI tools and shared platform capabilities used by teams across Fullscript.
Lead the technical design and delivery of complex AI integrations, including MCP-based tool use, agentic workflows, and model gateways.
Independently take ambiguous business problems from technical discovery through implementation, deployment, measurement, and ongoing operation.
Fullscript is a health technology company that helps practitioners access products and deliver better care. With over 125,000 practitioners and 10 million patients, we build tools that make care smarter and more human, fostering a culture of growth, teamwork, and impact.
Own technical strategy and architecture across a large ecosystem of WordPress and Drupal sites.
Stay hands-on while leading engineers through mentoring, code review, and debugging.
Partner with Product to drive discovery, estimation, and delivery of credible technical solutions.
Stand Together is a philanthropic community that helps America's boldest changemakers tackle root causes of pressing social issues. With over 1,400 employees, the organization fosters a culture rooted in Principle Based Management, emphasizing transformation, innovation, entrepreneurialism, and respect.
Design and code Canvas Apps and Model-Driven Apps for web and mobile use.
Automate workflows and create multi-step approvals using Power Automate.
Integrate apps with Microsoft Dataverse, SharePoint, SQL Server, and external APIs.
True Zero Technologies is a veteran-owned small business that enables people and technology to improve organizational outcomes. With a people-first culture, it has been recognized as a Best Places to Work honoree in 2023 and 2025 and has made the Inc. 5000 list of fastest-growing companies in America for 2022, 2023, and 2025.