Fine-Tuning Jobs

Conveo.ai is a fast-growing, Y Combinator-backed company seeking a Senior Product Engineer to join its small, impactful engineering team. In this role, you will own the full product development lifecycle, from understanding customer problems to shipping working software. You will have significant influence on product direction and technical strategy, working closely with engineering leads and the CTO. This is an opportunity to shape the company's growth and build innovative AI-powered research tools used by global brands.

€90k - €110k

Databricks

Databricks is seeking a Senior Staff Applied AI Engineer to lead the development of context retrieval systems for Databricks agents across various SaaS providers. This is a foundational role focused on building both the underlying retrieval stack and the intelligent search subagents that leverage it. The goal is to significantly enhance the ability of Databricks agents to access and understand relevant information from diverse data sources, thereby improving their performance in tasks ranging from answering complex queries to debugging and data analysis. This role requires deep expertise in information retrieval and a proven track record of shipping production-ready retrieval systems for RAG and agentic workloads.

$229k - $343k

Databricks

The Applied AI team at Databricks is at the forefront of advancing GenAI-powered products, having launched Databricks Assistant, AI/BI Genie, and Agent Bricks. These products are used by hundreds of thousands of users daily, tackling challenging problems like code suggestion, text-to-sql generation, and knowledge QA. As GenAI products evolve, we are seeking engineers to drive the next phase of development, focusing on enhancing LLM quality, expanding GenAI capabilities, and strengthening platform architecture for AI interactions at scale.

$190k - $285k

We are seeking a mission-driven Developer Relations Manager focused on Foundational AI Research to engage leading academic labs advancing the next generation of AI models, systems, and methods. In this role, you will work directly with top researchers building frontier AI systems, including large language models, multimodal models, reasoning systems, training methods, inference systems, model serving, and scalable AI infrastructure. You will help researchers adopt NVIDIA’s AI and accelerated computing platforms to push the boundaries of model performance, efficiency, and scale.

$152k - $288k

Retool is building the future of internal software development, making it safe and efficient to ship custom applications powered by AI. As AI capabilities expand, the challenge shifts from accessing models to ensuring the reliability, evaluability, and trustworthiness of these non-deterministic systems in production. We are seeking AI Engineers to own this critical problem end-to-end. This role is for individuals who are passionate about managing probabilistic systems, measuring quality amidst variance, and driving continuous improvement without introducing regressions.

$164k - $306k

Eudia is seeking a highly motivated and innovative AI Engineer Intern for either the spring or summer to join their growing team. This internship offers an exceptional opportunity to work on challenging Machine Learning / Gen AI problems in the legal domain. As an intern, you will collaborate with experienced AI researchers and engineers to solve enterprise-grade AI problems across Content AI, Document AI, and the applications built on top of them, including evaluating and fine-tuning both open-source and closed-source models, improving retrieval and reasoning quality, and testing AI systems for accuracy, reliability, and performance. This is a hands-on opportunity to contribute to real-world AI applications, tackle fundamental challenges in deep learning, and gain exposure to production-grade AI systems.

We are seeking a skilled engineer to join our Autonomous Vehicles team, focusing on the L3/L4 autonomous-driving solution. You will be instrumental in developing a comprehensive, learned 3D/4D world model by fusing navigation, ego-motion, perception, and sensor signals. This role involves close collaboration with perception, prediction, planning, and simulation teams to create a world representation that is complete, temporally consistent, uncertainty-aware, and robust for challenging driving scenarios. Our vision is to develop a shared multimodal scene representation that supports road understanding, 3D object perception, motion prediction, and planning, aiming to achieve human-level AI for navigation in unconstrained environments.

At Thinking Machines, we build tools that empower individuals to customize AI models for their specific needs, including the ability to train model weights. In this role, you will focus on frontier customization techniques and contribute to developing a leading post-training engine called Tinker. Your work will involve a comprehensive understanding of Reinforcement Learning (RL) science, and your findings will directly influence Tinker's training defaults, API design, and the open-source Tinker Cookbook. You will collaborate with internal research teams and contribute to open science initiatives for external partners.

$350k - $475k

Thinking Machines is building AI that extends human will and judgment, with a focus on training frontier models and developing tools that allow users to customize AI for their unique needs. This role leads the Fine-tuning Science team, focusing on frontier customization techniques and the Tinker post-training engine. It's a player-coach position where you will remain hands-on with scientific research while also guiding the team, shaping its direction, and ensuring research findings are integrated into Tinker. You will collaborate with internal research teams, contribute to open science, and engage with external users.

$350k - $475k

As a Forward Deployed Engineer at Handshake AI Enterprise, you will embed directly within enterprise customer environments as part of a small, expert team. Your role involves deeply understanding each customer's business, including their workflows and bottlenecks, to translate this knowledge into production-grade AI agents that measurably transform their operations. This is a full-stack role where you will own the entire process from defining the solution, building and deploying agents, designing evaluations, and iterating until performance targets are met. Over time, you will develop genuine domain expertise in your customer's vertical, leveraging this knowledge to continuously improve AI solutions. This opportunity is ideal for individuals who have a proven track record of building AI applications that work in the real world and are eager to tackle high-stakes challenges with superior data and strong lab relationships.

$220k - $300k

Anthropic

The Encodings Infra team at Anthropic maintains the libraries that engineers and researchers use to encode text and multimodal data for Claude. This team also defines Claude's prompt structure, including how user turns are represented and how Claude interacts with tools. As a Software Engineer on this team, you will be responsible for the design and upkeep of these libraries, ensuring their APIs are intuitive, performance is optimized, and abstractions are robust. Your work will span across various systems, from pretraining to finetuning and the API, requiring close collaboration with researchers and engineers to facilitate the rapid transition of new encoding ideas from experimentation to production.

$320k - $405k

Abridge

Abridge is seeking early-career Software Engineers passionate about making a real-world impact through AI in healthcare. You will join a cross-functional team of researchers, clinicians, and engineers to translate cutting-edge language model capabilities into dependable clinical systems. This role involves building AI-powered features that integrate into clinical workflows, shipping production code, and experiencing accelerated learning and career growth in an environment where Generative AI is central to product development. You will be given significant responsibility and autonomy, working alongside a team dedicated to achieving their best work.

$167k - $184k

We are seeking a motivated engineer to enhance the integration of APIs across our CUDA-X math library software stack into modern LLM and agentic AI workflows. Organizations worldwide leverage GPU-powered data centers for AI, data analytics, and scientific simulations, driving progress in fields like LLMs, computer vision, and autonomous vehicles. Our team develops the essential GPU-accelerated libraries and SDKs for these technologies. In this role, you will ensure that human engineers and AI agents can easily build high-performance applications by effectively utilizing CUDA-X libraries. We are looking for individuals with a unique combination of technical expertise, developer experience, and communication skills.

$152k - $288k

NVIDIA is at the forefront of the AI revolution, exploring the next frontier of Physical AI, which involves machines that can perceive, reason about, and act within the three-dimensional world. The NVIDIA Cosmos platform provides open foundation models for Physical AI, designed to interpret images, video, and text to create a structured understanding of physical scenes, including motion, object interactions, geometry, and physical context. These models serve as the reasoning layer for robots, autonomous vehicles, and smart infrastructure. The Cosmos Engineering team is responsible for developing the core capabilities behind these models and is seeking a Senior Deep Learning Engineer to lead the data engine and end-to-end training verification for 3D spatial reasoning and perception. This role involves ensuring models accurately learn and represent 3D spatial concepts, working closely with research scientists to translate hypotheses into measurable capabilities in shipped models, and focusing on the critical role of data and evaluations in achieving frontier model quality.

As a Staff Engineer on the AI team, you will lead the technical direction of AI agents that transform natural language into production-ready applications. This involves defining how LLMs are used to tackle complex challenges such as maintaining context across large codebases, orchestrating intuitive multi-step workflows, and managing everything from minor UI adjustments to significant architectural decisions. This role goes beyond simple API integration; you will establish the patterns and systems that guide AI reasoning and generation of full-stack applications, influencing the AI strategy across multiple teams and impacting the daily experience of millions of users building products with Bolt.

NVIDIA is seeking a scientist at the intersection of quantum device physics, quantum calibration, and machine learning to help accelerate the quantum ecosystem. This role will focus on designing and building real-time models that learn from device physics, calibration experiments, decoding, and system performance. You will develop physics-informed data synthesis pipelines, post-trainable model architectures, and practical benchmarks for the quantum community. Your research will translate qubit physics and the quantum control stack into performant AI systems for fault-tolerant quantum computing, spanning synthetic training data generation, surrogate modeling, and co-optimized calibration-decoding pipelines. You will collaborate with teams across Product, Engineering, and Applied Research to push the frontier of Accelerated Quantum Supercomputers.

$192k - $305k

NVIDIA is seeking a highly technical Engagement Lead to drive the integration of Generative and Agentic AI software with enterprise ISV partners. In this role, you will serve as a trusted advisor to Software Platform Architects and unite teams behind a unified technical vision. You will remain hands-on, designing and shipping production agentic systems for demanding workloads while accelerating the adoption of NVIDIA's stack across key business initiatives. This position requires versatility at the intersection of platform strategy, a strong AI/ML background with hands-on execution, and the communication skills to engage with senior leaders. It's a high-impact role offering broad skill development and exposure to the cutting edge of Agentic AI, with insights directly shaping NVIDIA's product development.

$224k - $431k

Fireworks is seeking new graduates for its Member of Technical Staff role, offering a unique opportunity to work on real AI systems in production from day one. As an MTS, you will write and ship code for one of the world's busiest inference platforms, serving hundreds of models at massive scale. The company matches new hires to teams based on their strengths and interests, with potential work spanning inference, model training, distributed systems, cloud infrastructure, developer platforms, or full-stack application engineering. You will be paired with a senior engineer mentor and undergo a structured ramp-up, starting with well-scoped problems and progressing to owning features and systems independently. Fireworks emphasizes a fast-paced environment with a high bar and a commitment to employee development.

$160k - $180k

Blee is an AI-first marketing content compliance platform trusted by major companies like PayPal, NerdWallet, and Brex. We are a YC-backed startup defining a new category in compliance across various industries. We value in-person collaboration but offer remote opportunities for exceptional candidates, with regular off-sites and opportunities to connect across offices. You will join a team focused on clarity, ownership, and building impactful solutions.

$150k - $275k

Nunchux AI is building infrastructure to make multimodal generative AI faster, cheaper, and easier to build upon. We are seeking a Machine Learning Engineer focused on post-training and evaluation to enhance the efficiency and quality of visual generative models. In this role, you will develop and validate post-training techniques, curate and manage data pipelines for training and evaluation, and build robust evaluation systems to measure model performance. You will also benchmark models against industry standards, ensure quality, and integrate cutting-edge research into production workflows.

$180k - $250k