Founding Engineer (generalist)
Momentic is seeking a Founding Engineer (Generalist) to build an AI-native automated quality platform used by top engineering teams. The role requires 3+ years of experience with strong fundamentals in TypeScript, React, PostgreSQL, and cloud service providers. This is an in-person role in San Francisco for engineers who thrive on building product with high autonomy and dislike excessive meetings.
Systems Engineer - Data Analytics Team
The role seeks a Systems Engineer to join the Data Analytics team in Austin, TX, focusing on building data application tools and frameworks for internal teams. Key responsibilities include designing and implementing features, working closely with Data Engineers, and maintaining data pipelines written in Go. The position involves working with technologies such as Go, React, and Clickhouse while contributing to platform architecture improvements.
Frontend Engineer
The Frontend Engineer will join a dynamic team in Tel Aviv to develop a Container Image Remediation platform, focusing on creating secure, functional applications. Key responsibilities include designing and building code using Vue, ensuring application performance, and identifying/remediating security vulnerabilities and bugs.
Software Engineer, AI - Lisbon
The Emerging Technology and Incubation (ETI) team is seeking a Systems Engineer to build innovative AI products focused on security and speed for millions of internet users. Responsibilities include shaping product features based on technical feasibility and meeting ambitious engineering goals in a fast-paced environment. Candidates should demonstrate a passion for building technically innovative solutions that align with big-picture goals.
Senior Software Engineer
Crosby is seeking a Senior Software Engineer to define and build the core technology stack powering their platform, focusing on proprietary technology for corporate legal services. Key responsibilities include designing scalable systems for contract processing and building AI tools to enhance contract review efficiency. The role involves close collaboration with the founders to define technical priorities and build out the platform's foundation.
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Software Engineer - Platforms & Productivity
The Software Engineer - Platforms & Productivity role involves building and managing tools to help engineers deploy and operate services that power Cloudflare. Key responsibilities include designing developer productivity tooling, improving GitOps systems, and responding to platform incidents. The ideal candidate will have software engineering and DevOps responsibilities, focusing on creating a reliable and flexible platform for product teams.
Agile Software Engineer - React Native
TribalScale is seeking an intermediate-level Full Stack Engineer specializing in React Native and AI integration to build next-generation mobile applications. Key responsibilities involve developing cross-platform mobile apps using React Native, building robust Node.js backend services, and implementing integrated AI features like LLMs. The role requires end-to-end ownership of features, ensuring code quality, and close collaboration across product teams.
Software Engineering Intern, AI Projects
The Software Engineering Intern will focus on aggressively coding and shipping features quickly using AI to build and maintain flagship consumer products and shared backend services. Key responsibilities include creating scalable AI services (like chat/memory and image/video generation) and integrating LLMs, CV models, and recommender systems into client applications. The role requires experience coding with AI tools and fluency in the modern AI stack, operating within a hybrid work model based in downtown Manhattan.
AI Engineer
Vibecode is seeking an AI Engineer to build a world-class consumer-facing coding agent, working across the entire AI stack from model architecture to deployment. Key responsibilities include designing and implementing agentic architectures and building evaluation frameworks to measure code quality. Candidates should have 3+ years of experience building and deploying AI/ML systems in production and a strong background in applied AI agents.
Software Engineer, AI Projects
The Software Engineer, AI Projects will be responsible for coding aggressively and shipping quickly using AI to build and maintain flagship consumer products. Key duties involve creating and maintaining scalable AI services (chat/memory, image/video generation pipelines) and integrating LLMs, CV models, and recommender systems into client applications. The role requires strong TypeScript experience and comfort with a hybrid work model requiring onsite presence in downtown Manhattan.
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Full-Stack Software Engineer
Cassidy is seeking a highly autonomous Full Stack Software Engineer to own the design and implementation of core features across the stack (Node, React, Postgres). Key responsibilities include developing intuitive interfaces for non-technical users, contributing to advanced AI projects (LLMs, RAG), and shaping core architecture for scalability. The role requires 2+ years of experience and mandates working on-site in NYC 4-5 days a week.
Full-Stack Software Engineer - Hybrid - San Francisco
The Fullstack Engineer will join the core product team in San Francisco to build the interfaces and infrastructure powering the MIRA platform, which automates mortgage document review using AI. Key responsibilities include shipping features end-to-end (from database schema to UI), architecting solutions with Go and PostgreSQL, integrating AI services, and driving engineering culture improvements. This role requires 4+ years of production experience and strong fluency in backend development (Go preferred) and modern frontend frameworks like React/TypeScript.
Software Engineer
The company is seeking a Software Engineer to build and maintain scalable, reliable healthcare billing products. Responsibilities include coding, designing complex features, collaborating with product managers, and contributing to system architecture. Candidates should have a relevant Bachelor's degree and over 3 years of software engineering experience.
Site Reliability Engineer
The Site Reliability Engineering (SRE) team at LayerZero focuses on crafting and maintaining large-scale, resilient systems that ensure service reliability and meet uptime expectations. Key responsibilities include building and monitoring blockchain node infrastructure, developing scalable infrastructure using code (Kubernetes/Helm), and automating incident response processes. Candidates should leverage their skills in coding, algorithmic problem-solving, and designing systems at scale to tackle unique scaling challenges.
Rust Engineer
LayerZero is hiring a Rust Engineer for their research team to develop high-performance, secure, and scalable systems for blockchain interoperability. Candidates should have strong experience with Rust systems programming, be eager to learn about blockchain technology, and be comfortable working in a fast-paced startup environment. The role involves pushing code that handles high transactional volume and requires strong problem-solving skills.
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Backend Engineer
LayerZero is looking for a Backend Engineer to develop robust and scalable backend systems for revolutionizing blockchain interoperability. Responsibilities include spearheading development of web3 powering backend systems, writing clean, scalable, and well-tested code, and solving complex problems in a fast-paced startup environment. Candidates should have 2+ years of backend experience, strong system design skills, and proficiency in Typescript and AWS.
Software Engineer, C
The Software Engineer will work on highly impactful, technically challenging parts of the Figma platform, focusing on developing high-performance client-side systems in C++/WebAssembly. Key responsibilities include extending multiplayer protocols, building the C++/Javascript communication layer, optimizing performance, and collaborating cross-functionally to build features serving millions of users. This is a full-time role based in the US or remote within the United States.
Full-stack Engineer
The Full-Stack Engineer will join the Apps team to build and improve features across web and desktop platforms, contributing to back-end APIs and services. Key responsibilities include collaborating closely with Product, ML, and Design teams to take projects from idea to production. The role requires 2+ years of industry experience, solid computer science foundations, and comfort working with both front-end frameworks (like React) and back-end languages (like Java, Kotlin, Go, Python).
Platform Engineer
The first Platform Engineer at Comulate will be crucial in developing and maintaining the company's cloud infrastructure, ensuring systems are reliable, scalable, and secure to support explosive growth. Responsibilities include executing best practices across the stack (TypeScript, Node, AWS services) and working on projects like blue-green deployments and Postgres observability. Candidates should have at least 3 years of infrastructure experience, including 1+ year architecting AWS infrastructure and writing application layer code.
Software Engineer, Internal Tools
Polymarket is seeking a pragmatic and resourceful full-stack engineer to build and maintain essential internal systems that support daily operations across the company. Key responsibilities include creating simple, effective tools for mission-critical teams like customer support and operations, working across the full stack using modern frameworks, and collaborating closely with internal users for rapid iteration. This role emphasizes moving fast, shipping often, and writing clean, reliable code to support Polymarket's growth as a prediction market.