Build reinforcement learning and agent environments for real customer and Frontier lab use cases, including task specifications, scoring, and evaluation.
Develop benchmarks and evaluation harnesses to measure model and data quality across accuracy, robustness, safety, latency, and cost.
Run fine-tuning, adapter, and other model experiments to evaluate how data and methods influence model behavior, and deploy local or self-hosted models for evaluation and inference.
Appen has been a leader in AI training data for over 30 years, specializing in human-generated data to train, fine-tune, and evaluate models across generative AI, LLMs, computer vision, and speech recognition. They support model development through an AI-assisted data annotation platform and a global crowd of over 1 million contributors in more than 200 countries, fostering a culture of innovation, collaboration, and humility over ego.
Deliver high-quality work on time, leveraging AI tools to accelerate velocity without sacrificing craft.
Own feature delivery end-to-end, from scoping and design input through implementation and release, with minimal oversight.
Partner closely with Engineering, Product Management, and Product Design to refine ambiguous work into clearly defined, valuable deliverables.
Newsela is a leading education technology company that delivers integrated, AI-powered solutions for K–12 classrooms to unlock student engagement and drive learning outcomes. The company is fully remote and emphasizes making a difference in education, with a mission-driven culture focused on teacher and student success.
Build and maintain production-grade machine learning infrastructure for AI governance and trust, including model serving, evaluation, and monitoring.
Develop low-latency inference systems, model registries, and evaluation pipelines for reliable model lifecycle management.
Design and implement red-team testing, drift monitoring, and continuous retraining loops using telemetry and audit data.
The company builds AI governance and trust infrastructure, including production ML systems for AI agents. It offers a remote-first, international engineering organization with a focus on security and reliability.
Lead complex features across multiple workstreams and shape the technical direction for the team.
Specify intent for AI agents, delegate execution, and verify their output to deliver production-quality software.
Own the full feature lifecycle from specification through production monitoring and mentor engineers on agentic craft.
BambooHR builds HR software that empowers small and mid-sized businesses to manage their people. They are a proven market leader with a values-driven culture that champions growth and innovation.
Build and improve customer-facing package registries, APIs, and artifact-serving systems for secure software consumption.
Develop and operate backend services in Go, owning projects from technical design through deployment and iteration.
Collaborate across engineering and product teams to enhance scalability, reliability, and observability of production systems.
This partner company builds secure, reliable systems for serving software artifacts at scale, including customer-facing registries and APIs. It is a collaborative, remote-first environment focused on engineering ownership and continuous learning.
Develop features for think-cell's productivity software with C++ and elegant algorithms.
Collaborate with the team without being stuck in recurring meetings; your work ships when it's ready.
Work independently on creative solutions in a stable, flexible environment with remote options across Germany.
think-cell develops productivity software used by over 1.3 million people at 35,000 companies, including top consulting firms and global enterprises. The company has offices worldwide and a diverse team of over 210 people committed to innovation, excellence, and a healthy work-life balance.
Design and build end-to-end features across frontend and backend for route planning products.
Leverage AI to unblock customer deals and accelerate refactors that reduce risk.
Partner with engineering managers, product managers, and designers to advocate for technical excellence and mentor junior engineers.
Samsara is the pioneer of the Connected Operations Cloud, enabling organizations that rely on physical operations to harness IoT data for actionable insights. With over 2.3 million IoT devices deployed and a recently public company, Samsara fosters a flexible, employee-led remote culture focused on long-term impact.
Lead technical design and execution of major products and engineering initiatives end-to-end.
Stay hands-on coding, reviewing, debugging, and solving production issues daily.
Mentor engineers, set high engineering bar, and drive architecture decisions.
BJAK is a mobile-first insurance platform that makes insurance accessible online and is expanding into spending, saving, investing, and more across Southeast Asia. With over 20 nationalities working from offices and remotely, the team is mission-driven and focused on building next-generation financial products.
Embed with strategic customers to design and ship bespoke technical solutions on the Synthesia platform.
Own the full build cycle from whiteboard conversations with CTOs to deployed integrations in days.
Bridge engineering and business stakeholders, feeding real-world customer needs into the product roadmap.
Synthesia is the world's leading AI video platform for business, trusted by over 90% of the Fortune 100. Founded in 2017, it's headquartered in London with a $4 billion valuation and a culture of building fast.
Participate in a remote video interview about your experience with AI coding tools.
Discuss how tools like GitHub Copilot and Cursor fit into your development workflow.
Share feedback on the strengths and limitations of AI-assisted coding.
Our partner company is a research organization focused on AI-assisted software development. It is currently seeking feedback from practicing software engineers through paid interviews.