Python Jobs

Luma is seeking a Software Engineer to own the serving of their models. This role involves integrating new architectures into the inference engine, scaling deployments across thousands of machines, and optimizing GPU fleet utilization while meeting internal service level objectives (SLOs). The work focuses on large-scale inference systems, including scheduling, fleet management, deployment pipelines, and reliability across various clusters and hardware providers. This position is ideal for a strong systems engineer experienced with model serving and Kubernetes at scale, rather than pure modeling.

$30k - $60k

Luma is seeking a Principal Product Manager to bridge the gap between their frontier research and product offerings, including Canvas, Agents, and the model platform. This role involves shaping research priorities based on customer needs and ensuring that shipped products leverage the latest research advancements. You will operate within the research process, interpreting research papers and evaluations, building prototypes, and identifying commercially viable research directions. The ideal candidate is comfortable in a research environment, can influence without authority, and possesses the technical depth to validate ideas independently.

$30k - $60k

Crusoe is seeking a Senior Infrastructure Security Engineer to establish a high-assurance security posture through deep visibility and granular access controls. This role involves leveraging advanced tooling like Wiz to maintain an uncompromising security posture, using infrastructure service building as the primary mechanism to enforce these standards across our global compute platform. You will be instrumental in building the future of AI infrastructure with an energy-first approach.

Legora is seeking an engineer to build the platform for its assurance program. This role involves creating pipelines for continuous evidence collection, checks to enforce policy in CI/CD, and agents to test controls and draft audit responses. You will work closely with the GRC Lead, Engineering, and Corporate Security teams, focusing on engineering within a compliance domain. This position is crucial because Legora sells AI agents to law firms, and demonstrating system behavior is a key part of the product offering.

We are seeking a Forward Deployed Strategist to lead our most strategic customer engagements, guiding them from initial workshops through successful project delivery. You will collaborate closely with executive sponsors to identify high-value use cases, define tightly scoped projects, and ensure successful outcomes. Working within a pod structure, you will manage the executive relationship and the overall shape of the delivery, while partnering with a Forward Deployed Engineer (FDE) who will handle the deeper production builds. You will remain hands-on with configuration, workflows, integrations, and platform tooling, translating technical progress into tangible business results and driving user adoption.

Cohere

Cohere is seeking a Data Scientist to join our Analytics and Data Insights team. In this role, you will tackle complex, open-ended problems that shape product and company strategy. You will design and execute experiments, build predictive models, and develop analytics that drive product decisions and demonstrate value to enterprise customers. This position offers the opportunity to own analytical work end-to-end, from framing questions to shipping actionable insights and tools that are relied upon by product leaders, sales teams, and customers.

As an Applied Machine Learning Engineer, you will serve as a vital bridge between cutting-edge AI research and practical, real-world applications. Your work will focus on developing, fine-tuning, and operationalizing machine learning models that drive business value and enhance user experiences. This is a hands-on engineering role that combines deep technical expertise with a strong customer focus to deliver scalable AI solutions.

Fireworks is seeking an AI Field Engineer to join their team in Singapore. This role is at the forefront of technical engagement, embedding with key customers and partners to transform complex AI challenges into production-ready systems. You will operate at the nexus of engineering, product development, and customer delivery, actively building proofs-of-concept (POCs), minimum viable products (MVPs), and production integrations. Simultaneously, you will engage in high-level discussions regarding architecture, strategy, and business impact. The position requires a blend of hands-on coding, performance benchmarking, debugging, and deployment architecture, alongside leading customer discovery, aligning stakeholders, and translating customer needs into product enhancements.

Fireworks is seeking an AI Field Engineer to join our team in EMEA. This role is at the forefront of our technical engagement with ambitious customers and technology partners, focusing on transforming complex AI challenges into production-ready systems. You will operate at the intersection of engineering, product, and customer delivery, actively building Proofs of Concepts (POCs), Minimum Viable Products (MVPs), and production integrations. This position requires a blend of hands-on technical execution and the ability to engage in executive-level discussions regarding architecture, strategy, and business outcomes. The role emphasizes building strong relationships and trust through in-person interactions with clients, particularly within large organizations and digital-native companies adopting GenAI.

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

OpenAI

We are seeking dedicated, experienced, and deeply curious individuals to join our User Operations team in Singapore. In this role, you will work directly with customers through support tickets and live calls, troubleshooting high-impact issues and resolving novel, often ambiguous technical problems in a fast-paced environment. You will help define world-class support in an AGI-driven future, partnering closely with Engineering, Product, and Operations to improve systems, reduce bugs, and elevate the customer experience. Your work will directly support mission-critical systems being built on OpenAI's platform, serving as a critical line of defense for customers operating at massive scale.

Decagon is seeking a Research Engineer to join their team and build industry-leading conversational AI models. This role involves taking models from idea to production, owning multi-quarter initiatives to enhance agent reliability, capability, and efficiency, and designing/implementing advanced techniques for training, evaluation, and orchestration. The ideal candidate is a strong engineer passionate about building core AI agent models and algorithms, with a track record of end-to-end ownership and high-impact technical decision-making.

$200k - $400k

Harvey

Harvey is transforming legal and professional services by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. We are building a generational company at an inflection point, scaling rapidly and defining a new category. Our team moves fast, takes ownership, and is deeply committed to our mission, operating with intensity and pushing for excellence. We value decisiveness, simplicity, and the understanding that the job is never finished. If you want to do the best work of your career alongside driven individuals, we'd love to build with you.

$231k - $340k

Harvey

Harvey is transforming legal and professional services by combining agentic AI, an enterprise-grade platform, and deep domain expertise. This is an opportunity to join a fast-scaling company at an inflection point, defining a new category in real-time. The team operates with intensity, ownership, and a commitment to continuous improvement, driven by values of decisiveness, simplicity, and a 'job's not finished' mentality. We are looking for individuals who want to do the best work of their careers alongside driven colleagues.

$193k - $290k

OpenAI

OpenAI is seeking an experienced AI Support Engineer to build and manage the support and escalation processes for their life sciences customers, specifically for GPT-Rosalind. This role is a blend of hands-on support and strategic development, requiring direct customer interaction to diagnose and resolve complex technical and operational issues. You will be responsible for creating essential support infrastructure, including intake paths, playbooks, knowledge bases, and operating mechanisms tailored for life sciences workflows across various OpenAI products like ChatGPT, Codex, and the API. This is a unique opportunity to shape how OpenAI supports scientists and organizations as they integrate advanced AI systems into their work, partnering closely with internal teams and subject matter experts to ensure customers receive accurate, coordinated, and valuable support.

Crusoe is seeking a Staff Applied AI Inference Engineer to accelerate the abundance of energy and intelligence by optimizing large language models for production environments. This role involves owning the inference stack end-to-end, from profiling costs and implementing modern optimization techniques to deep dives into serving code when defaults are insufficient. The work is applied, focusing on real customer deployments with varying models, traffic, latency targets, and cost constraints. You will collaborate with customer engineering teams to tailor deployments, transition workloads from proof-of-concept to production, and ensure engineered gains are realized by users. This is a hands-on engineering position requiring coding, profiling, and low-level optimization, with a customer-facing component involving product and technical solutions work.

$215k - $260k

Cartesia is seeking a Product Support Engineer to ensure customer success on their AI platform. This role involves resolving complex technical issues, providing world-class support, and collaborating closely with engineering and product teams. You will be a key point of contact for customers, influencing the product roadmap and improving reliability through hands-on feedback and issue reproduction. This is a critical position for shaping the customer experience and setting support standards at a cutting-edge AI company.

Legora is seeking its first SaaS Enablement & Governance Lead to manage the entire lifecycle of the company's SaaS and AI portfolio. This role will oversee everything from initial intake to renewal and decommissioning, focusing on areas where risk and sprawl often accumulate. You will partner with FP&A, Procurement, and Security to ensure the software estate meets the high standards expected by Legora's legal professional customers. The ideal candidate will leverage automation and AI agents for repetitive tasks, allowing them to focus on strategic judgment and decision-making, whether that involves commercial platforms or custom-built tooling.

Replit

Replit is seeking a Data Scientist to establish and grow its Trust & Safety and Anti-Abuse program. This role involves transforming complex data signals from user behavior, identity, payments, infrastructure, and content into effective measurement systems, detection mechanisms, and decision-making processes. The goal is to protect Replit's users, platform, and financial integrity by making abuse economically unviable while minimizing friction for legitimate users. The position is at the forefront of AI-native abuse, tackling threats like phishing, cryptomining, LLM token farming, and AI agent exploitation, requiring a proactive and adversarial approach to identify, measure, and respond to these evolving challenges.

OpenAI

As an Enterprise Applied AI Engineer at OpenAI, you will partner directly with leading organizations to design, build, and deploy AI systems that deliver measurable business outcomes. You will combine deep technical judgment, hands-on engineering, and customer leadership to take ambitious ideas from use-case selection and architecture through prototyping, evaluation, production launch, and scale. This role involves writing and debugging code, building evaluation systems, resolving complex integrations, and guiding decisions across model behavior, reliability, latency, cost, safety, security, governance, and operational readiness. Success is measured by production systems, sustained adoption, and meaningful customer impact. This is a rare opportunity to work on consequential real-world deployments at the frontier of AI while directly influencing how OpenAI’s products evolve.