Build and maintain full-stack applications, APIs, interfaces, and infrastructure using C#, React, and JavaScript/TypeScript. The role requires 7+ years of software development experience, database and testing expertise, cloud-native experience, and participation in an on-call rotation.

Designs and implements core Python framework components for building real-time AI agents that see, hear, and speak. Owns features end-to-end with strong API design skills and experience in production Python systems.

Leads mobile application testing and automation across iOS and Android, building scalable frameworks, debugging complex issues, and owning release quality. Requires at least four years of mobile automation experience plus strong programming, API testing, CI/CD, and cross-functional collaboration skills.

Senior Full Stack Software Engineer owns end-to-end product features (70% backend, 30% frontend), building scalable real-time systems for sales workflows using Node.js, React, Ruby, and GCP. Requires 6+ years experience, JS/TS expertise, and SQL proficiency.

Senior Software Engineer building and scaling cloud infrastructure for AI/ML workloads on distributed systems across global data centers. Requires 3+ years experience with strong Go skills; distributed systems, containerization, and ML deployment experience preferred.

Build and maintain Pigment’s production SaaS platform, designing object-oriented software and delivering customer-focused solutions. The role requires professional software engineering experience, strong problem-solving ability, and proficiency in at least one relevant programming language.

Build and maintain end-to-end front-end and back-end products powered by cutting-edge voice models. The role emphasizes Python, TypeScript/React, software and system design, infrastructure, and ownership of features from concept through delivery.

Staff fullstack engineer leading technical strategy, tackling high-complexity problems across products, and flexibly managing teams or contributing as IC at a mission-driven startup. Requires 10+ years fullstack experience and 3+ years team leadership.

Senior backend engineer owning large domains in card processing, ledgering, and financial services. Architects scalable services, mentors team, and drives end-to-end projects with 4+ years experience in Node.js/TypeScript and cloud platforms.

Build core backend components for a horizontally scalable blockchain network, focusing on networking, reliability, and scalability. The role requires backend and systems programming experience, proficiency in a low-level language such as Rust, and a bachelor's degree or equivalent practical experience.

Senior backend engineer responsible for building scalable, reliable blockchain infrastructure primarily in Rust, with emphasis on networking and systems programming. Requires 5+ years of backend experience and a bachelor's degree or equivalent practical experience.

Designs and maintains automated test strategies for AI-powered products, validating LLM integrations and RAG pipelines while improving coverage and release quality. The role requires 5+ years in QA/SDET, strong automation and API testing skills, independent ownership, and mentorship capabilities.

Build and test cloud-based server-side applications in Python for a financial data API platform. The role requires 3+ years of experience, AWS and Docker knowledge, CI/CD experience, and strong testing practices.

Engineering Manager responsible for building and developing autonomous, high-performing engineering teams across Europe while remaining technically hands-on. The role emphasizes coaching, direct feedback, technical depth, recruiting, and improving team processes and automation.

Staff Software Engineer designing and operating highly scalable, multi-tenant backend services, with emphasis on distributed systems, concurrency, reliability, and production operations. Experience with Elasticsearch or ClickHouse is required; Go and infrastructure experience are preferred.

Designs and implements core features of the Taproot Assets Protocol on Bitcoin, contributes to Go-based cryptocurrency daemons, and collaborates on protocol evolution. Requires strong Bitcoin protocol knowledge, distributed systems expertise, and Go programming experience.

Build and own core backend systems for a healthcare platform using a Python-first stack. The role requires at least five years of experience building complex web applications and strong product ownership, communication, and execution skills.

Leads technical direction and architecture for backend systems supporting music economy platform with web3 features like NFTs and blockchain data pipelines. Requires 6+ years experience, North American timezones, and individual contributions to scalable infrastructure.

Build and optimize backend integrations with external APIs and services, including crawler and reverse-engineering work. The role requires strong Python and networking knowledge plus 5+ years of backend development experience.

Leads and scales remote engineering teams, focusing on hiring, mentoring, resource allocation, and cross-functional collaboration. Requires 3+ years engineering management, 5+ years systems software experience, Bitcoin knowledge, and open source contributions.

Build scalable backend systems, integrate with 3rd party services like payments and CRMs, and optimize GraphQL performance for a moving industry platform. Requires 2-5 years experience with Python/Flask, GraphQL, PostgreSQL, and AWS.

Build end-to-end user-facing features and scalable systems for a moving industry platform, from database to UI. Requires 2-5 years experience with React, React Native, GraphQL, Python/Flask, and AWS.

Build scalable fullstack applications including payments platforms, internal tooling, customer analytics, and recommendation systems for local commerce OS. Talk to customers, fix pain points, and support restaurant operations.

Builds and ships major backend features in Clojure and JavaScript/TypeScript, tackling complex issues. Requires Clojure experience or eagerness to learn, proven track record with complex products, and strong CS fundamentals.

Builds fast, delightful user interfaces for a business intelligence tool using React and JavaScript. Requires strong frontend skills, experience with large codebases, testing, and communication in a remote open-source environment.