Contribute to building an efficient and scalable backend data model, integrations, and web server for a compiler-like engine.
Design and maintain internal and external APIs, including those for MCP products, ensuring clean interfaces and scalability.
Collaborate cross-functionally with transpiler, frontend, and DevOps teams on architectural decisions, data modeling, and distributed task orchestration.
Design, build, and maintain scalable backend services powering AI infrastructure and inference systems.
Develop and optimize distributed systems with a focus on performance, reliability, and low-latency execution.
Contribute to the evolution of platform architecture, ensuring scalability for growing workloads and enterprise use cases.
They are a company using an AI-powered matching process to quickly, objectively, and fairly review applications against a role's core requirements. They identify the top-fitting candidates, and this shortlist is then shared directly with the hiring company.
Translate high-level business problems into functional AI solutions.
Design, build, and maintain backend services and APIs that deploy AI features.
Implement scalable backend architecture supporting AI workflows and data pipelines.
Forward Financing is a financial technology company based in Boston, Massachusetts. They aim to unlock the capital for small businesses across America and are recognized as a Best Place to Work by Built In Boston. The company is focused on employee investment and long-term success.
Design and build full-stack web applications in Python
Create performant Web APIs with FastAPI
Implement agentic AI systems using the latest LLM orchestration frameworks to automate complex workflows and enhance our products
Known is a modern marketing company engineered for the unprecedented opportunities and challenges facing marketers today. They are about 200+ people strong, pairing PhD data scientists with award-winning creatives, strategists, engineers and expert research teams to produce some of the most innovative and cutting-edge creative work in culture.
Architect, design, and evolve backend systems, platform services, and APIs using Python and related technologies.
Partner closely with data scientists and machine learning engineers to productionize AI/ML capabilities and integrate models into reliable backend infrastructure.
Design and scale distributed systems that process large volumes of data with strong performance, availability, and operational excellence.
Webflow is building the world’s leading AI-native Digital Experience Platform as a remote-first company. They empower teams to design, launch, and optimize for the web without barriers, from entrepreneurs to global enterprises.
Design, build, and operate scalable, high-performance backend services.
Lead projects and collaborate with Product, Design, QA and other engineers.
Jobgether uses an AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements. The system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.
Lead the design of distributed systems and data models, ensuring the Java Spring Boot environment can support rapid scaling and feature expansion.
Take full accountability for the end-to-end delivery of major cross-functional product updates, managing the release lifecycle and ensuring high-impact features are deployed reliably.
Proactively leverage AI tools (e.g., Claude) to complement your workflow and increase velocity, while retaining total ownership over the logic, security, and architectural implications of the code.
Archy is transforming the way dental practices operate with its vertical SaaS solution that provides cutting-edge tools. They are looking for passionate engineers to join their growing team.
Proactively identify inefficiencies and untapped opportunities.
Build and ship custom tools and internal applications.
Translate non-technical asks into technical requirements.
Hungryroot is using AI to build the most consumer-centric food and wellness company. They are a distributed team of top talent across 28+ U.S. states with a remote-first culture emphasizing collaboration, team-building, and flexibility.
Drive the full product lifecycle from prototype through scalable production release.
Develop databases and backend APIs that are scalable and maintainable.
Integrate and manage internal and third-party APIs for seamless data flow.
INFUSE unites forward-thinkers who anticipate how technology shapes business and delivers high-impact projects with real potential. They appear to be innovation-driven but the number of employees and the culture are not mentioned in the job description.
Build the application-layer foundations for AI integration at Roofr.
Design and implement reliable, scalable integrations with third-party services and APIs.
Build data pipelines that feed Roofr's AI systems.
Roofr is obsessed with its customers, gathering feedback to shape and launch the products they need. It started by building essential sales tools and created a CRM to connect solutions into a seamless platform, focused on growth and innovation.
Build web services using Ruby on Rails and Python FastAPI
Own the end-to-end software development lifecycle, from ideation and design to deployment and monitoring
Lead code reviews, providing constructive feedback, and champion best practices
Bluesight creates groundbreaking solutions that increase efficiency, safety and visibility for health systems, hospital pharmacy, and pharmaceutical manufacturers. They are a high growth healthcare information technology company with a start-up vibe and over 3,000 customers using their proven solutions.
Develop innovative solutions collecting data from various online sources
Design client-side and server-side architecture
Write effective APIs
Vannevar is a defense technology company building AI to deter adversaries. They are a small agile team combining world-class engineers with veteran strategists, focused on mission impact, user empathy, and disciplined growth.
Build and evolve the backend infrastructure for Dash0's Agentic AI Platform.
Partner with AI engineers to optimize agentic workflows.
Architect and evolve our security strategy for executing unknown code.
Dash0 is building an OpenTelemetry-native, simple, and AI-centric platform that eliminates vendor lock-in. They are backed by top-tier investors including Balderton Capital, Accel and Cherry Ventures and led by a founding team with decades of experience in observability.
You will design, build, and maintain backend systems and APIs that power our core product at scale.
You will contribute to new features, improve reliability and performance, and build tooling that helps the broader team move faster and solve customer problems.
AI-assisted and agentic coding tools are a normal part of how we work; we expect you to use them fluently and to bring good judgment about when and how to apply them.
Backblaze is the object storage leader in the open cloud movement, fueling customer success with cloud storage. Founded in 2007, they manage over three billion gigabytes of data storage for 500K+ customers in 175+ countries, including businesses, developers, IT professionals, and individuals.
Work on the core systems powering Synthesia’s script preview and voice generation experience.
Build and operate backend services that orchestrate multiple text-to-speech (TTS) providers.
Design and evolve systems that handle provider reliability, request routing, and output consistency.
Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. They develop products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following their recent Series E funding round, Synthesia's valuation stands at $4 billion.
Design architecture for AI-enabled applications and services
Build reusable AI services and APIs
Implement LLM integrations, RAG pipelines, and agent-based systems
Crum & Forster (C&F) provides specialty and standard commercial lines insurance products through admitted and surplus lines insurance companies. They have over 2500 employees and are known for their employee-first focus and commitment to diversity, equity, and inclusion.
Architect, develop, and maintain scalable backend services for AI applications.
Integrate 3rd party APIs such as Twilio, WhatsApp, and OpenAI.
Design and improve multi-agent orchestration frameworks for AI conversations.
Tuotempo transforms healthcare experiences through intelligent digital solutions, offering a patient engagement platform. They empower medical professionals by streamlining operations and enhancing patient experiences with their cloud-based CRM system, boasting a remote-first culture with hubs in Bologna and Barcelona.
Own and deliver complex projects across the enrollment and early member journey.
Design and evolve scalable backend systems that power enrollment workflows.
Partner closely with product, design, data, and operations to identify high-impact opportunities.
Virta Health aims to reverse metabolic disease in one billion people through technology, personalized nutrition, and virtual care. They have raised over $350 million and partner with large health plans and employers.
Design, develop, and maintain scalable, robust backend features and APIs using modern frameworks.
Ensure high performance and reliability across our distributed systems.
Contribute to systems powering authentication, billing, AI tooling, observability, connectors, and developer experience.
Mistral AI democratizes AI through high-performance, optimized, open-source and cutting-edge models, products, and solutions, with a comprehensive AI platform designed to meet enterprise needs. They are a dynamic and collaborative team passionate about AI, with a diverse workforce thriving in competitive environments and committed to driving innovation; their teams are distributed between France, USA, UK, Germany, and Singapore.
You’ll help establish patterns, ship early AI-driven capabilities, and influence the technical direction of AI across multiple products.
This is a full-stack role where you will build and ship AI-powered features across the Momence platform.
Collaborate with teams across Momence, Mariana Tek, and other platforms to identify high-impact opportunities for AI.
Xplor provides cloud-based technology solutions to small and medium-sized businesses to help them manage and grow. They have over 130,000 businesses in 72+ countries rely on Xplor.