Python Jobs

Cloudflare is on a mission to help build a better Internet. As enterprise solutions become more complex, Cloudflare is evolving how they partner with customers. The Customer Engineer (CE) drives the technical go-to-market strategy. You act as a trusted advisor who owns the technical relationship from first discovery to long-term adoption and account growth.

Cloudflare is on a mission to help build a better Internet. As enterprise solutions become more complex, Cloudflare is evolving how they partner with customers. The Customer Engineer (CE) drives the technical go-to-market strategy. You act as a trusted advisor who owns the technical relationship from first discovery to long-term adoption and account growth.

LangChain is seeking a Senior Backend Engineer to join the Enterprise Readiness team, specifically on the billing and monetization pod. This role will be instrumental in rebuilding and scaling the systems responsible for pricing and billing usage across all LangChain products. The goal is to transform the current billing pipeline into a flexible, self-serve platform that enables any team at LangChain to launch new pricing models rapidly, reducing the time from weeks to days. This is a high-impact, newly formed role where you will partner closely with product management and engineering teams to define the architecture for fast, flexible, and accurate pricing at scale, including complex usage-based and token-based models for AI products.

$175k - $240k

Replit

Replit is seeking a founding engineer to establish the technical direction for Growth Enablement. This role involves rethinking growth systems for an AI-driven future, where agents can analyze performance, identify issues, take action, and learn from outcomes. You will build agentic systems and foundational elements for attribution, audience management, customer lifecycle engagement, referrals, and promotions, spanning web, mobile, billing, and data. Collaborating directly with marketing, sales, and partnerships teams, you will identify high-impact problems and deliver initial solutions that will evolve into platforms to accelerate team velocity and provide clearer insights into durable growth drivers.

Anthropic

As an Applied AI team member, you will be a Pre-Sales architect focused on becoming a trusted technical advisor helping large enterprises understand the value of Claude and how they can successfully integrate and deploy it into their technology stack. You'll combine deep technical expertise with customer-facing skills to architect innovative LLM solutions that address complex business challenges while maintaining high standards for safety and reliability. Working closely with Sales, Product, and Engineering teams, you'll guide customers from initial technical discovery through successful deployment, leveraging your expertise to help them understand Claude's capabilities, develop evals, and design scalable architectures.

Anthropic

As an Applied AI team member, you will be a Pre-Sales architect focused on becoming a trusted technical advisor helping large enterprises understand the value of Claude and how they can successfully integrate and deploy it into their technology stack. You'll combine deep technical expertise with customer-facing skills to architect innovative LLM solutions that address complex business challenges while maintaining high standards for safety and reliability. Working closely with Sales, Product, and Engineering teams, you'll guide customers from initial technical discovery through successful deployment, leveraging your expertise to help them understand Claude's capabilities, develop evals, and design scalable architectures.

OpenAI

As an Applied AI Engineer, 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. You will write and debug code, build evaluation systems, resolve complex integrations, and guide decisions involving 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.

At Cloudflare, we are on a mission to help build a better Internet. We are looking for builders who see the cracks in the Internet and have the AI-native curiosity to create solutions using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow. The Customer Engineer (CE) is the core driver of our technical go-to-market strategy, acting as a trusted technical advisor and primary architect of the customer journey. You will bridge the gap between technical strategy and business value, guiding enterprise clients from initial pre-sales technical validation through onboarding, deployment architecture, and full lifecycle expansion. You will operate as a quota-carrying technologist, leveraging AI-augmented workflows to eliminate administrative toil so you can focus on high-value architectural design and driving measurable business outcomes.

$20k - $50k

Cloudflare is seeking builders who are passionate about improving the Internet and possess a natural curiosity to solve problems using the latest AI tools. The company fosters a culture of iteration and collaboration, leveraging AI to accelerate development and share improvements across the team. If you value curiosity and see AI as a partner in tackling complex challenges, you will thrive in this environment. The Senior Customer Engineer will be a key technical advisor and architect, guiding enterprise clients through their entire journey with Cloudflare's solutions. This role involves bridging technical strategy with business value, from pre-sales validation to onboarding, deployment, and ongoing expansion, acting as a quota-carrying technologist who utilizes AI-augmented workflows to focus on high-value architectural design and driving measurable business outcomes.

$20k - $50k

Fireworks is seeking a Member of Technical Staff for their EMEA field team. This role involves building on top of one of the world's largest inference platforms, spanning capabilities on inference and serving, tooling for fine-tuning and post-training of LLMs, and developing product features specific to the region. The ideal candidate is an excellent software engineer who prefers building product, with a strong emphasis on first principles thinking and the ability to reason about unfamiliar problems from the ground up. This is a flexible role designed for exceptional builders with 3 to 10 years of experience.

OpenAI

As an Applied AI Engineer focused on Codex, you will partner directly with leading engineering organizations to design, build, and deploy AI systems that transform how software is developed. You will combine deep technical judgment, hands-on engineering, and customer leadership to take ambitious ideas from workflow and use-case selection through prototyping, evaluation, production rollout, and scaled adoption. You will work alongside engineering teams to build advanced AI coding workflows, integrations, automations, and evaluation systems—often using Codex itself as part of your development process. You will help customers make technical decisions involving model behavior, agentic workflows, developer environments, security, reliability, evaluation, and operational readiness, while ensuring deployments translate into measurable improvements in engineering productivity and software delivery. You will work closely with OpenAI Product, Research, Engineering, Security, Sales, and the broader Codex organization, translating real-world deployment experience into high-signal product and model feedback. Success is measured by production systems, sustained developer adoption, and meaningful improvements to how engineering organizations build software—not simply successful demonstrations or enablement activity.

As a Customer Engineer at Cloudflare, you will be a key driver of our technical go-to-market strategy, acting as a trusted advisor who manages the technical relationship from initial discovery through long-term adoption and account expansion. You will operate as a quota-carrying technologist, leveraging AI-augmented workflows to focus on high-value architectural design and driving measurable business outcomes across the entire customer journey. This role is crucial in evolving how we partner with our customers as their enterprise solutions become more architecturally complex.

Harvey

Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. This is a unique opportunity to help build a generational company at an inflection point, with strong product-market fit and investor support. The team moves fast, takes ownership, and is deeply committed to the mission, valuing decisiveness, simplicity, and continuous improvement. As a Staff Software Engineer on the Model Infrastructure team, you will lead the design and development of the systems powering all AI requests at Harvey, partnering with AI Research, Product Engineering, and external model providers to build a highly reliable, scalable, observable, and efficient platform.

$231k - $340k

Harvey

Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. This role offers a chance to help build a generational company at an inflection point, with strong product-market fit and investor support. The team moves fast, takes ownership, and is deeply committed to the mission, operating with intensity and pushing for excellence. 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, partnering closely with AI Research, Product Engineering, and Infrastructure to build a highly reliable, scalable, observable, and efficient platform.

$193k - $290k

Anthropic

Anthropic is seeking an IT Support Engineer to join their IT Operations team. This role focuses on ensuring every employee can perform their best work without friction by providing comprehensive technical support. The IT Support Engineer will handle a variety of support challenges, primarily within a macOS environment, while also contributing to operational improvements and automation efforts. This position offers the opportunity to work closely with IT Engineering and Security teams, with potential for growth into more technical infrastructure responsibilities.

LangChain is seeking an Agent Reliability Engineer to own the health, cost, performance, and business impact of the GTM Agent. You will build feedback loops to ensure continuous improvement and operate the agent on LangSmith, creating a reference story for enterprise customers. This role involves working across a modern tech stack to monitor production health, triage issues, and track key metrics. You will also be responsible for building business metrics to demonstrate the agent's value and developing internal monitoring and alerting systems.

$150k - $190k

Anthropic

Anthropic is seeking talented individuals for its Fellows Program, focusing on AI Safety. This program aims to foster AI research and engineering talent by providing funding and mentorship to promising individuals, regardless of prior experience. Fellows will engage in empirical projects using external infrastructure and open-source models, with the goal of producing public outputs like research papers. The program offers a structured 4-month full-time research period, direct mentorship from Anthropic researchers, access to shared workspaces in Berkeley or London, and connections to the AI safety community. The program is designed to encourage diverse perspectives and applications, even from those who may not meet every single qualification.

$25k - $50k

Rogo is transforming global finance with AI, empowering professionals at top investment firms with unparalleled speed, accuracy, and insight. We are a rapidly growing company with proven product-market fit, backed by world-class investors, and are scaling quickly to define a new category of enterprise AI. Our team is sharp, motivated, and deeply committed to our mission, taking ownership of complex problems and focusing relentlessly on our users. If you thrive in a fast-paced environment, demand excellence, and want to help build the future of finance, we invite you to join us.

Abridge

Abridge is seeking a Staff IT Engineer to lead efficiency and scale across its corporate IT infrastructure and enterprise ecosystem. This role involves designing, building, and maintaining automation solutions to streamline processes, enhance security, and improve the employee experience. The ideal candidate will possess deep engineering expertise, an IT product mindset for automation, and the ability to mentor junior team members. You will work closely with IT and Security leadership, architecting and enforcing automation standards within a HIPAA-compliant, SOC 2-audited environment.

Mercor is a leading AI data company building the layer between human expertise and frontier models. We are seeking a Security Engineer, Application Security to own application security at a company where the app layer is the highest-priority security surface. This is not a scan-and-triage role. You will embed in the development lifecycle, review code for exploitable flaws, build security tooling into CI/CD, and drive vulnerability remediation across a platform serving 300K+ experts and enterprise clients processing sensitive AI training data. You should be comfortable building alongside AI code-gen tools, using LLMs to accelerate code review and threat modeling, and automating away repetitive work.