We are seeking a skilled and passionate Back-End Engineer to join our growing team. You will play a crucial role in building the backend infrastructure for our innovative platform, working closely with the Full-Stack Engineering Lead and a team of talented engineers to design, develop, and implement robust and scalable back-end services.

We’re looking for an exceptional Sr. Backend Software Engineer to join our team to have a lasting impact by building and continuously improving our Python and Java-based APls and to work within the engineering team on designing, developing and deploying APls that power core product functionality. Candidates must be highly proactive and a self-starter.

This position is ideal for someone who thrives in a fast-paced, dynamic environment where everyone's opinions and efforts are valued. You will contribute to challenging projects, developing high-quality applications. Bluelight values continuous learning, personal growth, and hard work, offering a collaborative environment that promotes professional development.

The ML Training Team’s core mandate is training models as fast as possible for the company, ensuring models have 100% gpu utilization and can scale linearly from 8 gpus -> 256 gpus. Empowering MLEs by building profiling/debugging tools, setting up efficiency monitoring and integrating the trainer into the experiment management system. Optimize dataloaders / training data formats and distributed training configurations.

As an experienced engineer on the Stardog Visual Experience team, you'll build web-based applications using Typescript, React, and Python. Familiarity with Django, Redux, Cypress, and Webpack is a plus. Stardog is a remote-first company that values communication skills, work-life balance, and productivity.

We’re looking for a Full-Stack Engineer to help build and scale Betterleap’s platform. You’ll work across the stack, developing and optimizing our web applications, APIs, and backend systems. This role requires someone who thrives in a fast-paced, high-growth environment, can take ownership of features, and enjoys solving technical challenges that impact real users.

Vanilla is looking for a Senior Software Engineer to build AI applications using Large Language Models with a focus on high accuracy rates. You'll construct services to ingest structured results, collaborate with engineering and subject matter experts to streamline workflows using AI. This role requires a proactive problem-solver who can disrupt archaic processes with cutting-edge technology.

Drive the future of collaborative open-source development tooling as part of the Launchpad team. This is an opportunity for a motivated engineer with a passion for open-source software, Linux, and web services to join our distributed team. You'll be striking a balance between keeping our business-critical services running and expanding our feature set. If you love keeping large projects well-organised, you'll fit right in.

Join Wellhub as a Software Engineering Manager in Brazil! You'll focus on generative AI, RAG, LLMs fine tuning, and API integrations. Talented software engineers are welcome to apply and shift their career to invest in AI, grow, and learn fast. You'll design and implement generative AI applications, optimize RAG systems, and develop secure APIs.

As a Staff Machine Learning Engineer on the Data Science team, you'll lead the implementation of cutting-edge AI products, focusing on technical design, delivery, and maintenance of a new machine learning platform. You will design, build, and maintain robust, production-grade ML models and MLOps systems to power personalized experiences across the MyFitnessPal ecosystem and mentor a team of engineers and data scientists.