Python Jobs

Together AI

Together AI is seeking an ML Engineer to develop systems and APIs for customer inference and fine-tuning of LLMs. The ideal candidate will have experience implementing runtime systems for large-scale AI/ML model inference, including the largest LLMs. This role involves designing and building production systems for reliability and performance at scale, partnering with cross-functional teams, and improving system efficiency and stability.

$160k - $220k

Together AI

As an AI Infrastructure Engineer at Together, you will be responsible for ensuring the smooth operation of all user-facing services and production systems. This role blends pragmatic operations with software engineering, applying sound engineering principles, operational discipline, and mature automation to our operating environments and codebase. You will specialize in systems (operating systems, storage subsystems, networking), implementing best practices for availability, reliability, and scalability, with varied interests in algorithms and distributed systems. Together AI is a research-driven artificial intelligence company focused on lowering the cost of modern AI systems through co-designing software, hardware, algorithms, and models, and we invite you to join our passionate group of researchers and engineers in building the next generation of AI infrastructure.

$190k - $270k

Cohere

Cohere is seeking a Software Engineer to join the Agents & Automations team, which builds the core platform for North, Cohere's AI workspace. This platform enables customers to create AI-powered workflows, ranging from structured automations to flexible agents that can interact with enterprise systems. The role involves building the workflow builder, execution engine, integrations, debugging tools, and feedback loops that empower users to deploy and manage AI agents and automations. This is a broad product engineering role that spans frontend, backend, and AI-powered systems, with the goal of shipping reliable software that helps customers augment or automate business workflows.

Harvey

Harvey is transforming legal and professional services by integrating frontier agentic AI, an enterprise-grade platform, and deep domain expertise. We are building a generational company at an inflection point, with strong product-market fit and significant investor support, scaling rapidly to define a new category. Our team is driven by decisiveness, simplicity, and a commitment to continuous improvement, operating with intensity and a focus on customer needs. This is an opportunity to do your best work alongside ambitious colleagues. We are seeking a technical, systems-minded operator to build and scale the evaluation engine for Harvey's platform. As we expand globally, ensuring our models are reliable, accurate, and jurisdictionally correct is critical, and evaluation complexity is increasing significantly. You will work closely with Applied Legal Researchers, Product, Engineering, AI Research, and human data providers to operationalize evaluation methodologies and integrate them into our product development lifecycle. This role involves creating the workflows, systems, and tooling to establish evaluation as a core product capability, offering high ownership for individuals who thrive in ambiguity and enjoy building structure within a global AI company.

Scale AI

Scale AI is seeking a Frontier Agents Engineer to act as a technical bridge between our AI capabilities and strategic customers. This hands-on role involves understanding customer challenges, architecting custom AI solutions, and ensuring successful deployment of AI systems in production. You will work directly with customer engineering teams to integrate AI into their critical workflows, combining deep engineering expertise with customer-facing problem-solving.

Scale AI

Scale AI is seeking a Senior Frontier Agents Engineer to join their Enterprise team. This role serves as a technical liaison, connecting Scale AI's advanced AI capabilities with key enterprise clients. You will collaborate with customers to understand their specific needs, design tailored AI solutions, and ensure the successful implementation and adoption of AI systems in production environments. This is a hands-on position requiring a blend of deep engineering expertise and customer-focused problem-solving, involving direct work with client engineering teams to integrate AI into their core operations.

Scale AI

Scale AI is seeking a Staff Frontier Agents Engineer to act as a technical bridge between Scale AI's AI capabilities and strategic customers. This role involves understanding customer challenges, architecting custom AI solutions, and ensuring successful deployment in production environments. It's a hands-on technical position combining deep engineering expertise with customer-facing problem-solving, requiring direct collaboration with customer engineering teams to integrate AI into critical workflows.

Scale AI

As a Senior Staff Frontier Agents Engineer on our Enterprise team, you'll be the technical bridge between Scale AI's cutting-edge AI capabilities and our most strategic customers. This is a hands-on technical role that combines deep engineering expertise with customer-facing problem solving. You'll work directly with customer engineering teams to integrate AI into their critical workflows, understanding their unique challenges, architecting custom AI solutions, and ensuring successful deployment and adoption of AI systems in production environments.

Scale AI

Scale's Global Public Sector team is focused on using AI to address critical challenges facing the public sector worldwide. We create custom AI applications impacting millions of citizens, generate high-quality training data for national LLMs, and provide upskilling and advisory services to spread AI's impact. As a DevOps Engineer, you will design and develop core platforms and software systems, supporting orchestration, data abstraction, data pipelines, identity & access management, security tools, and underlying cloud infrastructure. We are enabling the public sector to transform operations and better serve citizens through cutting-edge technology.

Scale AI

Scale AI is seeking a Senior/Staff Machine Learning Engineer for its General Agents team. This role is crucial in designing, building, and deploying production-ready AI agents to address high-impact enterprise challenges. You will be involved in the entire agent lifecycle, from conceptualization and system design to evaluation, deployment, and ongoing iteration. The position requires bridging cutting-edge agentic techniques with the practical demands of real-world customer environments, focusing on creating scalable, reliable, and generalizable agent systems.

$265k - $331k

Mistral AI

Mistral AI is seeking its first Technical Support Engineer in the APAC region to establish and lead the technical support presence. This is a critical role for a highly technical individual capable of independently resolving complex, escalated issues and serving as the primary technical resource for the company's fastest-growing market. The foundational hire will own end-to-end technical support for enterprise and strategic customers, debug advanced issues related to APIs, model behavior, latency, fine-tuning, and infrastructure, and bridge communication between customers, engineering, and product teams. This role requires shaping support processes for APAC's unique needs, reporting to the Lead Customer Support, and demonstrating autonomy, technical depth, and a proactive approach in a high-volume, high-stakes environment.

Abridge

Abridge is seeking a highly experienced and motivated Staff Application Security Engineer to join their growing team. This role is a key technical leadership position focused on building security from the ground up at the forefront of AI in healthcare. You will shape product, infrastructure, and engineering practices by impacting the vision and execution of the secure software development lifecycle across the entire product portfolio. This involves working cross-functionally to integrate security seamlessly, automate security capabilities, and mentor others in building secure-by-default systems at scale in the age of AI. The ideal candidate possesses deep technical expertise, a builder's mindset, and excellent communication skills to influence security culture.

Databricks

We are seeking an AI Infrastructure Engineer to own the infrastructure that powers our ML and LLM training pipelines. This is a fully remote position.

$170k - $240k

Reflection ai

Reflection is a research lab dedicated to making intelligence open and accessible for everyone to use, customize, and build on. We are seeking an exceptional technical lead to build and scale our Forward Deployed Engineering function within the AI Solutions team. This role is critical in bridging our cutting-edge AI research with real-world enterprise deployments. As a Forward Deployed Engineer Lead, you will own the end-to-end technical strategy, execution, and delivery of complex agentic applications, from early pre-sales discovery through production deployment.

Reflection ai

Reflection is a research lab dedicated to making intelligence open and accessible. We are seeking a core member for our Applied AI team to lead Forward Deployed Engineering efforts with enterprise customers. This role involves translating advanced AI research into high-impact, real-world applications, owning the technical strategy and delivery of agentic systems from discovery to production launch.

Scale AI

Scale's International Public Sector team is focused on using AI to address critical challenges facing the public sector globally. As a Full Stack Software Engineer (Forward Deployed), you will collaborate directly with public sector counterparts to quickly build full-stack AI applications that solve their most pressing challenges and impact millions of citizens. You will be a key technical strategist, architecting robust AI applications, guiding cloud infrastructure evolution, and directing the development of core platforms. This role involves mentoring staff and bridging the gap between real-world client needs and the core platform by translating lessons learned into reusable patterns.

Scale AI

Scale's public sector business is focused on delivering cutting-edge agentic AI to orchestrate portfolio management for homeland defense. We are seeking a Program Manager (PgM) to lead and own the execution for Scale's portfolio of clients dedicated to the layered defense of the United States. This is a hands-on leadership role requiring deep technical understanding, strong customer relationship management, and the ability to drive change in fast-moving, mission-driven environments. You will be instrumental in solving complex problems by working closely with our engineering team.

$233k - $291k

Scale AI

We are seeking a Machine Learning Platform Engineer to develop internal tooling for fine-tuning and evaluating large language models. This role is crucial for advancing our capabilities in working with cutting-edge AI technologies.

$140k - $190k

Scale AI

Scale GP (Scale Generative AI Platform) is an enterprise-grade Generative AI platform that provides APIs for knowledge retrieval, inference, evaluation, and more. We are looking for a strong engineer to join our team and help us build and scale our product in a fast-paced environment. The ideal candidate will have a strong understanding of software engineering principles and practices, as well as experience with large-scale distributed systems. You will be responsible for owning large new areas within our product, working across backend, frontend, and interacting with LLMs and ML models. You will solve hard engineering problems in scalability and reliability.

Stability AI

Stability AI is seeking a Senior Product Engineer to lead the ground-up development of PLG growth and lifecycle infrastructure for their music and audio products. This greenfield role spans web, desktop, plugin, and mobile platforms, requiring you to select the technology stack, design the event model, implement integrations, and manage the system. The ultimate goal is to create a measurable and attributable funnel from anonymous users to paying customers and account expansion. This position is at the nexus of growth marketing, product lifecycle management, and community-driven PLG, focusing on systems that drive conversion within the product.