Java Jobs

Harvey

Harvey is transforming professional services by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. We are a fast-growing company with strong product-market fit, seeking individuals who want to do the best work of their careers. As a Staff Software Engineer on the Model Infrastructure team, you will lead the design and development of the systems that power every AI request at Harvey. You will partner closely with AI Research, Product Engineering, and Infrastructure teams to build a highly reliable, scalable, observable, and efficient platform.

$236k - $290k

Anthropic

The Interpretability team at Anthropic is dedicated to understanding how large language models work, believing that a mechanistic understanding is key to making advanced AI systems safe and reliable. This role involves building and maintaining the specialized infrastructure for interpretability research, akin to performing 'neuroscience' on neural networks. The work spans the entire lifecycle of a production language model, from pretraining and inference to performance optimization, pushing the boundaries of hardware and software to address critical bottlenecks. As interpretability research matures and is applied to safety audits on frontier models, engineering and infrastructure have become crucial, making this role directly impactful on one of AI's most significant open problems.

Scale AI

Scale AI is seeking a highly skilled and motivated Software Engineer to join our dynamic Public Sector Engineering team. You will play a critical role in supporting Scale’s government customers by scoping and developing onsite solutions. Your expertise will be instrumental in designing and implementing systems that can handle interactions with existing customer systems to help our products integrate into existing customer workflows. We are looking for an exceptional Senior Software Engineer to architect and build the foundational data infrastructure that will serve as the brain of a project ecosystem. You will be responsible for designing highly novel data models and processing pipelines capable of handling massive quantities of output data from complex simulations. At the core of this role is the challenge of building a foundational data ensemble—a unified architecture that seamlessly aggregates, structures, and stages diverse sources of simulation outputs and user inputs. Your systems will manage enormous batch throughput jobs with strict, minimal latency requirements, ensuring that downstream AI systems and language models have the exact context they need to actionably reason over complex, multi-dimensional scenarios.

$216k - $300k

Scale AI

Scale is seeking a Software Engineer, Identity to join our Platform Engineering team. In this role, you will be instrumental in designing and developing core platforms and software systems, with a specific focus on identity, access management, authorization, and authentication. You will gain broad exposure to the cutting edge of the AI industry as Scale supports enterprises, startups, and governments. This position offers the opportunity to contribute to the foundational elements of products that power advanced LLMs and generative models, playing a crucial role in how humanity interacts with AI.

$216k - $270k

Together AI

You will join the Data Platform team, responsible for building the backend services and data products that power how data moves through the company. This involves creating core platform primitives like high-quality event streams, reliable access layers, and developer-friendly APIs and tools. The goal is to enable teams across the organization to self-serve their data needs and ship faster. You will contribute to backend services that derive value from company data and enhance the self-serve capabilities of the data platform, allowing product and engineering teams to easily create and operate event-driven architectures, publish/consume streams, define access models, and manage data products end-to-end. Additionally, you will work on LLM-adjacent services, including prompt categorization, enrichment, and metadata systems, transforming raw telemetry into trusted, usable products with guidance from experienced engineers.

$120k - $170k

Scale AI

Scale is seeking a Solutions Engineer to join their growing team and ensure that innovative companies become passionate, lifelong Scale customers. In this role, you will partner closely with Account Executives, Product, and Machine Learning Engineers to guide prospective customers through the pre-sales process. You will deliver customized demos and pilots to secure the "technical win," scope customer technical requirements, and develop actionable Statements of Work (SOWs). Solutions Engineers will also collaborate with the delivery team on initial implementations, leveraging expert Scale product and Generative AI knowledge to design solutions that address customer needs and pain points. This role requires strong relationship-building, project management, and technical expertise.

Scale AI

Scale is seeking a Principal Solutions Engineer to act as a senior technical leader, shaping how enterprises adopt, deploy, and scale AI with Scale. This role involves being a trusted advisor to customers and internal teams, owning complex opportunities, and driving technical strategy in close partnership with Sales, Product, and Engineering leadership. The Principal Solutions Engineer will influence product direction, define best practices, and elevate the capabilities of the Solutions Engineering organization.

$180k - $225k

Scale AI

Scale is seeking a Solutions Engineer to join our growing team and ensure that the world's most innovative companies become passionate, lifelong Scale customers. In this role, you will partner closely with Account Executives, Product, and Machine Learning Engineers to lead prospective customers through the pre-sales process, delivering customized demos and pilots to secure the "technical win." You will be responsible for scoping customer technical requirements, developing actionable Statements of Work (SOWs), and collaborating with the delivery team on initial implementations. Solutions Engineers are expected to be relentlessly curious about customer needs, leverage expert knowledge of Scale products and Generative AI, and build strong relationships while managing projects and providing technical expertise.

$180k - $225k

Scale AI

Scale's Global Public Sector team is seeking Applied AI Engineers to build custom, end-to-end AI applications for public sector clients worldwide. This role involves leveraging the latest AI advancements to create impactful solutions, generate high-quality training data for national LLMs, and contribute to upskilling initiatives. You will work on developing and fine-tuning sophisticated models for real-world use cases, aiming to transform public sector operations and enhance citizen services through cutting-edge technology. Join a rapidly expanding team dedicated to shaping the future of AI in the public sector.

As a security engineer at WRITER, you will build the foundational security for the AI systems that power major enterprises. You will operate at the intersection of application security, AI infrastructure, and developer enablement, collaborating with engineering teams to integrate security into the development lifecycle. This role involves defining enterprise AI application security, from threat modeling LLM architectures to creating automated security controls. You will address unique challenges in securing AI agents, protecting training data pipelines, and designing controls for novel AI systems, aiming to enable secure innovation rather than hinder it.

WRITER is a leading enterprise AI company focused on expanding human capacity through superintelligence. We provide a platform for companies to build and deploy AI agents grounded in their data and powered by enterprise-grade LLMs. We are a fast-growing, well-funded company looking for talented individuals to join us in creating the future of work with AI. As a Security Engineer, Application Security, you will be instrumental in building the security foundations for our AI systems. You will work at the intersection of application security, AI infrastructure, and developer enablement, ensuring security is integrated into every stage of development. This role offers a unique opportunity to define how enterprise AI applications are secured, tackle novel challenges in securing AI agents and data pipelines, and contribute to a platform that is both powerful and trustworthy.

Mistral AI

Mistral AI is a pioneering company dedicated to democratizing AI through high-performance, optimized, open-source models, products, and solutions. We aim to simplify tasks, save time, and enhance learning and creativity by integrating cutting-edge AI into daily working life. Our comprehensive platform serves both enterprise and personal needs, featuring offerings like Le Chat, La Plateforme, Mistral Code, and Mistral Compute. We are a dynamic, collaborative, and diverse team passionate about AI's potential to transform society, driving innovation from our distributed teams across France, USA, UK, Germany, and Singapore. Join us to shape the future of AI and make a meaningful impact.

Mistral AI

Mistral AI is a pioneering company dedicated to democratizing AI through high-performance, optimized, open-source, and cutting-edge models, products, and solutions. Our comprehensive AI platform serves both enterprise and personal needs, offering tools like Le Chat, La Plateforme, Mistral Code, and Mistral Compute to bring frontier intelligence to end-users. We are a dynamic, collaborative, and diverse team passionate about AI's potential to transform society, thriving in competitive environments and committed to driving innovation. Join us to be part of shaping the future of AI and making a meaningful impact.

Mistral AI

Mistral is on a mission to democratize AI by producing frontier intelligence for everyone, developed in the open. We are a dynamic, collaborative team passionate about AI's potential to transform society, with diverse teams distributed globally. We develop models for enterprise and consumers, focusing on systems that change business operations and integrate into daily lives, while also releasing frontier models open-source. We are hiring experts in large language model training and distributed systems to shape the future of AI.

Mistral AI

Mistral is on a mission to democratize AI by producing frontier intelligence for everyone, developed in the open. We are a dynamic, collaborative team passionate about AI and its potential to transform society, with diverse teams distributed across Europe, the USA, and Asia. We develop models for enterprise and consumers, focusing on systems that change business operations and integrate into daily lives, while also releasing frontier models open-source. We are hiring experts in the training of large language models and distributed systems to join our pioneering company shaping the future of AI.

Mistral AI

Mistral is on a mission to democratize AI by producing frontier intelligence for everyone, developed in the open. We are a dynamic, collaborative team passionate about AI's potential to transform society, with diverse teams distributed globally. We develop models for enterprise and consumers, focusing on systems that change business operations and integrate into daily lives, while also releasing frontier models open-source. We are hiring experts in the training of large language models and distributed systems to join our pioneering company shaping the future of AI.