Remote FastAPI jobs

You will lead the Infrastructure team within Engineering Foundations, overseeing cloud infrastructure, deployment pipelines, and LLM systems. Your goal is to shift the operating model toward self-serve infrastructure while ensuring reliability and scalability for the company's Python monolith and AWS environment.

• Senior Engineering Manager
• Fully remote (US)
• AWS + Python
• LLM infrastructure focus

You will join an early-stage team focused on AI supply chain solutions. Your primary responsibility is to own integrations that ingest customer data into the platform and safely write decisions back to systems of record. The work requires designing near-real-time syncs that handle large data volumes without manual intervention. You will collaborate directly with customer operators and IT teams to scope, deliver, and maintain these critical connections.

• On-site in New York
• Senior level role
• Python + FastAPI
• Visa sponsorship

Join the Data Engineering Team at Juniper Square to help unify technology and fund administration services for private markets. You will build pipelines from multiple sources, shape analytics products, and act as a technical expert on data matters as the team scales.

• Technical Lead (Data)
• India based
• Remote friendly
• Python + SQL

Join Juniper Square as a Senior Technical Lead to design and oversee the development of high-performance web applications. You will guide engineering teams through the full software lifecycle, from backend services in Python or Java to frontend interfaces in ReactJS. This position requires strong leadership skills to define coding standards, mentor developers, and implement cloud-native architectures. You will leverage AI tools to enhance product capabilities while ensuring system reliability and security on AWS infrastructure.

• Senior Technical Lead
• Fully remote options
• Python/FastAPI or Java
• ReactJS + TypeScript

As a Technical Lead, you will oversee the design and delivery of end-to-end systems, from user-facing interfaces to backend services and cloud infrastructure. You will provide hands-on guidance to developers, define coding standards, and ensure best practices across the software development lifecycle. The team focuses on unifying technology and data for private markets, leveraging AI to reimagine workflows. You will balance performance, reliability, and user experience while driving the adoption of cloud-native architectures.

• Technical Lead role
• Python or Java backend
• React + TypeScript
• AWS & Kubernetes

Join Rad AI as a technical lead for the Speech function, where you will define architecture and mentor engineers. You will partner with research scientists to productionize speech models and build responsive audio features for healthcare professionals. The team focuses on creating a high-performance speech platform using React, TypeScript, and Python. You will design distributed backend services and ensure reliability in a HIPAA-compliant environment serving major health systems.

• Staff level role
• Audio & Multimedia focus
• TypeScript + Python
• Remote (US) or Hybrid (SF)

Join SplitMetrics as a Senior Backend Engineer to design and build backend services using Python and FastAPI. You will integrate with internal and external LLM services, build MCP servers for third-party AI agents, and develop ETL pipelines to ensure data quality across the platform.

• Senior Backend Engineer
• Python + FastAPI
• AI & LLM integration
• Global team

Join the Platform team at Juniper Square to develop core services such as identity management, search, and API infrastructure. You will create tools and frameworks that enhance the developer experience across the software lifecycle while supporting rapid scaling.

• Technical Lead role
• Platform engineering
• Python + FastAPI
• AWS / Kubernetes

Join an early-stage team developing AI-driven financial research platforms, initially targeting the healthcare sector. You will build infrastructure and applications that transform diverse data sources into reliable insights for professional investors. This position requires end-to-end ownership of features, from data pipelines to frontend interfaces. You will balance model reasoning with deterministic software to improve AI agent parsing and extraction systems.

• On-site in New York
• 2-7 years experience
• Python + TypeScript
• AI/LLM production exp

Join tem as a Staff Software Engineer to build and manage the Pricing API behind RED, their modern utility product. You will lead the extraction of pricing logic into a dedicated service, ensuring high performance, reliability, and explainability for real-time energy contracts. This role requires deep backend expertise and a focus on data correctness in a quant-heavy environment.

• Staff level role
• Python + FastAPI
• Energy tech sector
• Stock options

Join as a founding engineer to architect and build a platform combining large-scale data systems with AI agents. You will own core infrastructure, write production code across the stack, and shape early engineering culture in a high-autonomy environment.

• Founding Engineer role
• Fully remote (EU)
• TypeScript + Python
• AI & Data focus

Join Runpod, a remote-first company providing cloud infrastructure for AI applications. You will collaborate with engineering and AI teams to enhance user interfaces, APIs, and open-source SDKs that support AI researchers and engineers. This position focuses on maintaining high code quality and performance while contributing to a platform that empowers innovators to unlock the potential of artificial intelligence.

• Python + TypeScript + Go
• AI infrastructure focus
• Equity included
• No visa sponsorship

We are looking for an experienced DevOps Engineer to manage cloud infrastructure and deployment pipelines. You will work with AWS and Azure environments, implementing Infrastructure as Code and supporting production applications built with .NET Core, React.js, and Python.

• 5+ years cloud experience
• AWS and Azure expertise
• Terraform and IaC
• CI/CD pipeline management

Join Headway's Security team as an early member focused on protecting therapists, patients, and payers. You will drive in-house product security efforts, collaborating with product and engineering groups to embed security into the development lifecycle. The role emphasizes building agentic security workflows and establishing secure-by-default practices across the codebase.

• Fully remote (US)
• Product Security focus
• Python + TypeScript
• AI-native security tools

Join Polar to reshape how billing works for usage-based software and AI agents. You will work on real-time metering, programmable pricing, and flexible customer identities, giving developers control over monetization. The team values engineers who combine technical depth with product judgment. You will shape developer experiences by turning complex workflows into intuitive interfaces and powerful APIs.

• Senior level role
• Fully remote team
• TypeScript + Python
• Billing & AI focus

Join Polar's platform team to evolve the systems powering global billing and financial workflows. You will work across infrastructure and backend layers to ensure reliability, performance, and simplicity as the product scales. The team focuses on pragmatic engineering, balancing speed with correctness. You will design abstractions and automation that help the entire engineering organization ship confidently and operate production systems effectively.

• Senior level role
• Python + AWS
• Billing infrastructure
• Distributed systems

As the first dedicated Product Security Engineer, you will systematize security efforts across Close's engineering and infrastructure teams. You will identify vulnerabilities, drive remediation, and build automation to reduce risk in a Python and TypeScript codebase.

• Senior level role
• Fully remote (USA)
• Python + TypeScript
• AWS + Kubernetes

As a Tech Lead on the Foundations team, you will anchor the core services that support Clasp Talent. You will design reliable building blocks like user management, SSO, and data exchange patterns, enabling product teams to ship faster. This player-coach role requires hands-on coding, technical direction setting, and mentoring without direct reports initially.

• Tech Lead, Foundations
• Fully remote (US ET/CT)
• Python + TypeScript
• No visa sponsorship

Join the Pricing squad at tem, where you will engineer the core pricing engine for RED, a modern utility product. You will design and ship components of the new Pricing API, ensuring prices for energy contracts are fast, accurate, and explainable for business customers and renewable generators.

• Senior Backend Engineer
• Python + FastAPI
• Energy tech sector
• Stock options included

Join LILT’s Internal Tools group to develop and maintain the systems used by delivery, operations, and engineering teams. You will support the Applied AI benchmarking business, which provides multilingual evaluation data to leading AI labs. The team operates with high reliability standards and direct impact on customer deliverables.

• Staff level role
• Python + Go + React
• Internal tools focus
• AI benchmarking domain

Emergence is building an R&D Center of Excellence in Cairo to elevate engineering standards across its portfolio of B2B software companies. As the founding leader, you will build and manage a team of engineers who are embedded into portfolio companies in healthcare, automotive, and infrastructure sectors. This role combines organizational leadership with technical depth. You will define hiring standards, oversee deployment models, and drive cross-cutting capabilities like AI and automation. You report directly to the co-founder and work closely with CEOs and CTOs of portfolio companies.

• Fully remote (Egypt)
• Founding leadership role
• Paid in USD
• Senior/Lead level

Nest Health provides comprehensive medical and social care to high-risk families through in-home and virtual visits. As a Product Engineer, you will own specific product surfaces entirely, bridging the gap between user needs and technical implementation. You will migrate workflows from legacy systems like Salesforce while building new interfaces for clinicians and coordinators. The team operates without dedicated product managers or designers, requiring engineers to engage directly with users and make design decisions. You will leverage AI agents daily and ensure strict compliance with HIPAA regulations while moving quickly on non-core features.

• Fully remote (US)
• Python + React/TS
• AWS + FastAPI
• Direct user contact

Join the Infrastructure Engineering team at Headway to build the foundational cloud platform used by all engineers. You will drive initiatives to isolate deployment blast radius, improve autoscaling reliability, and create a self-serve infrastructure environment. The team supports a FastAPI/Python monolith and AI workloads running on AWS.

• Senior Infrastructure Engineer
• Fully remote (US)
• AWS + Terraform
• Python + FastAPI

tem is rebuilding energy transactions with AI-native infrastructure to ensure transparency and fair access. As Tech Lead for Payments, you will transform a basic service into a scalable system, focusing on reducing processing costs and setting high engineering standards. You will work hands-on with code and design docs while guiding a squad of senior and junior engineers. The role requires balancing speed, quality, and resilience to support global expansion and billions in transaction value.

• Tech Lead - Payments
• Python + TypeScript
• Payments industry exp
• Stock options

Join tem as the first tech lead for the new Payments squad, part of the Saldo Billing and Payments Service. You will transform a basic payment service into a scalable infrastructure while driving down processing costs through improved accuracy and efficiency. This hands-on leadership position requires setting architectural direction, defining team operating models, and solving complex technical problems alongside senior and junior engineers. You will report to the Service Manager for Saldo and play a key role in rearchitecting energy market infrastructure.

• Senior Staff level
• Payments focus
• Python + TypeScript
• Stock options

Join the Product Engineering team at TensorWave to lead the ground-up overhaul of administrative tools and customer dashboards. You will design frontend applications and robust APIs that power next-generation AI cloud services, working closely with infrastructure teams and designers. The company focuses on accelerating AI innovation by providing scalable solutions powered by AMD Instinct Series GPUs. You will take ownership of features from design through deployment, ensuring seamless access to GPU cloud services.

• React + Node.js + Go
• AI Cloud Infrastructure
• Senior Level (5+ years)
• Stock Options

Join Mimica, a Series B AI startup backed by Khosla Ventures, as a Staff or Lead Python Engineer. You will own the development of resilient backend applications that interface with proprietary ML models and GenAI integrations. This position offers the chance to be a founding member of the Maker Team or support the Data Intelligence Team, driving architecture and developer experience in a remote-first environment.

• Staff/Lead Level
• Fully Remote (Global)
• Python + FastAPI
• ML System Integration

Join Laurel as a Staff Software Engineer to help transform how professional services firms capture and optimize time. You will work on the Digital Footprint team, building proprietary machine learning technology that automates work time capture for large accounting and law firms. This role requires deep technical expertise to raise engineering standards across the backend stack. You will collaborate with cross-functional teams to solve high-level business challenges while mentoring junior developers and driving technical innovation.

• Staff level role
• Hybrid (US/Canada)
• TypeScript + Node.js
• MongoDB + AWS SQS

Join Higharc's founding team to transform how new homes are designed. You will bridge the gap between research and product by taking defined problems and metrics, then training, adapting, and shipping models that power the generative floor plan engine. Your work ensures these components meet strict latency and cost budgets while remaining reproducible and easy for others to extend.

• Fully remote (US hubs)
• 5+ years experience
• Python + PyTorch
• Generative AI focus

Headway is building a comprehensive platform for mental health providers, automating insurance and administrative tasks. As an early member of the security team, you will drive in-house security engineering efforts. You will partner with product and infrastructure teams to design secure systems and reduce risk while scaling the platform.

• Senior level role
• Fully remote (US)
• AWS + Python
• AI-native security

You will shape and scale the Base360.ai platform by connecting user interfaces with backend systems for reservations, cleaning, and payments. Working closely with founders and operators, you will turn ambiguous customer problems into intuitive, reliable software solutions that automate manual work.

• Senior Full-Stack Role
• Fully remote worldwide
• Python + React stack
• AI & automation focus

You will join Base360.ai, a platform born from a successful short-term rental operator, to help property managers automate their workflows. Working closely with founders and designers, you will own the entire product journey, turning customer friction into intuitive software solutions. Your work will span customer-facing features, operational dashboards, and AI-powered agents. You will connect various systems like reservations, payments, and cleaning schedules to help operators scale efficiently without increasing manual workload.

• Fully remote role
• Python + React stack
• AI & automation focus
• End-to-end ownership

You will architect and scale the platform that automates reservations, guest communication, pricing, and operations for property managers. Working closely with founders, you will build customer-facing products and AI workflows that help operators grow without increasing manual workload. The team focuses on solving complex operational problems through event-driven architectures and robust integrations. You will own projects end-to-end, from technical design to deployment, ensuring reliability and performance as the platform expands globally.

• Senior Software Engineer
• Fully remote position
• Python + FastAPI + React
• AI agents & automation

Join Labrynth as a Forward Deployed Engineer, bridging the gap between customer needs and product development. You will embed with clients in regulated industries to identify workflow bottlenecks and implement secure, audit-ready solutions. This position requires moving fluidly between field discovery, coding full-stack features, and productizing insights for the broader platform. You will own the lifecycle from initial user research to deployment and verification.

• Senior level role
• AI + Regulatory Tech
• Full-stack ownership
• $140k-$180k USD

Join the Continuity team at Rad AI to build applications that ensure critical radiology findings are tracked effectively. You will develop responsive single-page web apps and robust backend services, working closely with product and ML teams to deliver reliable healthcare solutions.

• Senior Software Engineer
• Fully remote (US)
• Python + FastAPI
• Healthcare AI

You will serve as the primary technical responder for production issues affecting veterinary hospitals and pet owners. Beyond immediate triage, you will develop monitoring, alerting, and automation tools to detect problems before they impact users. This position collaborates closely with Hospital Success to define response targets and improve platform reliability.

• Senior level role
• Fully remote (US/Canada)
• Python + SQL focus
• GCP environment

Lead the vision for foundational systems that power Juniper Square’s engineering organization. You will drive the modularization of core services, accelerate AI-native development practices, and establish robust security postures. Acting as a strategic multiplier, you will treat the internal platform as a top-tier product to enable high-velocity feature delivery.

• Director level role
• Fully remote options
• Python + FastAPI
• AI-native focus

Truelogic seeks a Lead Full-Stack AI Engineer to drive the technical direction of AI-powered applications for a world-class digital agency. You will make high-level architectural decisions, build scalable Python services, and develop intuitive user interfaces while integrating LLM-based solutions. The ideal candidate is a hands-on technical leader who mentors developers, collaborates with cross-functional teams, and stays current with emerging AI trends to inform technical strategy.

• Lead Full-Stack AI Engineer
• Python + TypeScript
• 7+ years experience
• USD compensation

Truelogic seeks a Lead Full-Stack AI Engineer to guide the development of AI-driven applications for a digital-first agency. You will oversee backend and frontend architecture while integrating LLM solutions to solve complex client problems. This hands-on leadership role involves mentoring developers, defining technical roadmaps, and ensuring engineering excellence across the stack. You will collaborate with product and design teams to deliver scalable software using modern web and AI technologies.

• Lead level position
• Fully remote work
• Python + TypeScript
• AI/LLM integration

Truelogic seeks a Lead Full-Stack AI Engineer to guide the technical direction of AI-driven applications for a digital-first agency. You will build scalable Python backend services and intuitive frontends while integrating LLM solutions and agentic workflows. This hands-on leadership role involves mentoring developers, defining architecture, and collaborating with product teams to deliver high-impact software. You will work remotely with a global team serving US clients.

• Lead level position
• Python + TypeScript
• AI/LLM focus
• USD compensation

As a Founding AI Engineer, you will work directly with the founder to design, build, and iterate on various AI systems. Projects range from computer vision and image manipulation to automated video generation and agentic data analysis. You will manage the full pipeline, from researching AI models to deploying scalable web applications. The company develops internal AI-driven systems to automate creative and analytical workflows, which are later scaled into B2B SaaS products. This role requires turning ideas into functional prototypes quickly using modern AI-assisted development tools.

• Fully remote (EET timezone)
• Founding AI Engineer role
• Python + Next.js stack
• Build AI SaaS products

You will steward a mature data platform while designing and deploying AI agents on Google Cloud. The role involves ensuring clean, governed data and building self-serve automation tools for marketing and product teams.

• Staff level IC
• BigQuery + dbt
• Google Cloud
• AI agent development

You will join a team that scopes, builds, and measures AI systems directly inside client infrastructure. Working with category leaders in critical industries, you will design solutions that integrate with existing compliance frameworks and systems of record. The focus is on agentic AI with deterministic validation, ensuring high-stakes applications like document intelligence and voice triage are auditable and reliable.

• Senior level role
• Fully remote (US)
• Python + TypeScript
• Agentic AI systems

Join the Platform team at Juniper Square to construct the infrastructure layer supporting all AI initiatives, including the JunieAI platform. You will design and operate production systems that enable retrieval, data access, governance, and agent frameworks for private market operations. As a hands-on individual contributor, you will collaborate with product and engineering teams to ship reliable, observable services. The role requires deep technical expertise in backend development and a strong focus on AI-native software development practices.

• Senior Backend Engineer
• Python + AWS + Kubernetes
• Fully remote or hybrid
• AI-native development focus

Join Maze as one of the early engineering team members, working at the intersection of generative AI and cybersecurity. You will own feature development end-to-end, building elegant UI components and robust API infrastructure with significant autonomy. The team values delivery velocity and product quality over process adherence. You will collaborate with designers and product managers while maintaining independence in technical execution and architectural decisions.

• React + TypeScript
• Python + FastAPI
• 6+ years experience
• B2B SaaS focus

Join Gray Swan's engineering team to develop real-time threat detection and adversarial red teaming agents for AI systems. You will work across the entire stack, from frontend interfaces to backend APIs and databases, helping to turn concepts into production-ready products. This position suits engineers who thrive in autonomous environments with minimal process. You will collaborate closely with ML researchers to integrate AI experiences while maintaining high code quality and security standards.

• Fully remote options
• Full-stack development
• TypeScript & Python
• Visa sponsorship

Join the CRM team at Close to lead the next iteration of the core data model. This role involves untangling legacy structures and designing a flexible system for scaling businesses while integrating AI agents into sales workflows. You will build tools and endpoints that allow AI harnesses to traverse and reason over customer data without learning private query languages. The team values shipping functional versions quickly and maintaining high performance for daily sales activities.

• Senior Backend Engineer
• Fully remote (USA only)
• Python + Flask + AWS
• AI-native development

Join the newly formed Backend Platform team to build the foundation that enables other engineering teams to ship features faster. You will work on meta-problems such as standardizing API patterns, modernizing frameworks, and expanding AI-powered development tools like DevDawg and Spice. This role requires deep expertise in Python and production AI systems. You will define architectural patterns, improve observability, and create safe guardrails for automated code reviews, directly impacting how the entire engineering organization operates.

• Fully remote (USA only)
• Senior or Staff level
• Python + Flask/FastAPI
• AI-native engineering

Join the Data Insights team at Top Hat to create platforms that enhance interaction between professors and students. You will build scalable features, including AI-generated questions, to improve engagement and learning outcomes in higher education.

• Fully remote (North America)
• 3+ years experience
• React + Django
• AI integration focus

You will design and implement machine learning systems directly inside client infrastructure, addressing challenges in clean energy, decarbonization, and climate risk. As the primary engineering contact, you will handle data discovery, model building, and deployment while collaborating with client IT teams. The position requires strong software engineering skills to ship usable products, including APIs and lightweight front-end interfaces. You will ensure models are robust against real-world data issues and maintain rigorous validation standards throughout the delivery process.

• Senior ML Engineer
• Fully remote (US)
• Python + SQL
• Client-facing role