Backend QA Engineer, London
The Backend QA Engineer will ensure the reliability and performance of backend systems by designing and executing tests for APIs, databases, and service integrations. This role involves collaborating with engineering teams to review code, validate API functionality, and maintain high-quality standards in a fast-paced environment.
Backend QA Engineer, Berlin
Air Apps is seeking a Backend QA Engineer to ensure the reliability and performance of its AI-powered Personal & Entrepreneurial Resource Planner (PRP). The role involves testing APIs, databases, and backend services, collaborating with engineering teams to maintain high-quality standards, and contributing to test automation and infrastructure review in a fully remote capacity.
TypeScript - Software Engineer (remote)
This contract role involves training large language models (LLMs) to generate production-grade code by reviewing, ranking, and refining code snippets. The position requires strong TypeScript expertise, code-review skills, and the ability to provide detailed written feedback in an asynchronous environment.
Software Engineer, Guest & Host, Foundation
As a Software Engineer on the Global Markets Foundation team at Airbnb, you will collaborate with product managers, designers, data scientists, and engineers to build and improve the technical foundation of Airbnb's platform. Responsibilities include developing services and APIs, enhancing data access and protection patterns, maintaining cloud infrastructure for China-based guests, and contributing to high-quality, scalable solutions that impact the business globally.
Frontend Engineer
The Frontend Engineer will join the Acceptance team at Primer, responsible for the foundation of Primer's payment platform. The role involves owning frontend projects end-to-end, leading architectural decisions, and building UI that is composable, performant, and adaptable. The engineer will work closely with backend engineers, product, and design teams, and will be expected to monitor the impact of their work in production and contribute to incident response.
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Full-Stack Engineer, Contacts
Calendly is seeking a Full Stack Engineer to join their Engineering team. The role involves building new features, scaling the platform, and working with technologies like React, TypeScript, Node.js, and Google Cloud Platform. The ideal candidate should have 3-5 years of experience in software development, strong proficiency in front-end and back-end development, and a commitment to writing clean, maintainable code.
Peg Front-end Software Engineer (react)
The Front-end Software Engineer (React) role involves developing solutions for an innovative betting entertainment platform, focusing on building highly scalable and modular components. Key responsibilities include deep expertise in React 18, leveraging TypeScript strictly, and managing state using MobX and TanStack Query. The position requires extensive experience with modern styling solutions, data grids, API integration, and robust testing practices using tools like Jest and Cypress.
Forward Deployed Engineer - Healthcare
This role seeks an experienced engineer to deploy enterprise-grade AI solutions, specifically focusing on Retrieval-Augmented Generation (RAG) pipelines and large language model (LLM) workflows within strategic healthcare accounts. Key responsibilities include integrating LLMs into payer/provider operations, designing AI workflows for tasks like claims processing and clinical documentation, and ensuring secure handling of PHI/HIPAA. The engineer will optimize solutions on the StackAI platform, contribute to the codebase (Python/TypeScript frontend), and evangelize the product to stakeholders.
Software Engineer
Courier Health is seeking a Software Engineer to design, build, and scale software systems supporting patient engagement for chronic and rare diseases. This generalist role involves both backend and frontend contributions, utilizing technologies like AI/LLMs to innovate product features. Key responsibilities include owning projects end-to-end in collaboration with cross-functional teams and participating in maintaining production systems via on-call rotations.
Full-Stack Software Developer
Jensen Hughes is seeking a Full Stack Software Developer to maintain and evolve web applications and cloud platforms. The role involves designing, developing, and maintaining full-stack systems using React/Angular, .NET, and AWS services. The ideal candidate will collaborate closely with cross-functional partners in an Agile, remote environment.
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Software Engineer, Backend
This role is for a Backend-Heavy Full Stack Engineer focusing on enhancing Coinbase's CXAI initiatives within the Help Center and Chat experiences. Key responsibilities include building and evolving customer support interfaces, integrating AI/LLM capabilities, defining service APIs, and improving product quality and performance. The engineer will own the full lifecycle of features in Help Center, Chat, and Agent workflows, ensuring reliable, scalable, and AI-enabled products are delivered. The culture is described as intense, requiring candidates passionate about crypto/blockchain technology who thrive under pressure and seek continuous improvement.
Recruiting Coordinator & Sourcer
Lorikeet is seeking a Recruiting Coordinator & Sourcer to support the growth of their world-class teams across the US, UK, and Australia. This hybrid role involves strategic sourcing, candidate research, and managing recruiting operations to ensure a smooth candidate experience. The successful candidate will partner with recruiters and hiring managers to build high-quality, diverse talent pipelines using systems like Ashby.
Full-stack Engineer, React Focused Latam
This is a Full-Stack Engineer role focused on React.JS within Deel, a rapidly growing global payroll and HR SaaS platform. Responsibilities include owning feature development across the full stack using TypeScript, React, and Express, as well as participating in all stages of the Software Development Lifecycle, from discovery to deployment. The successful candidate must have at least four years of Full-Stack experience and thrive in a collaborative, remote-first environment while focusing on delivering high-value outcomes.
Full-Stack Engineer
The Fullstack Engineer will design, code, and support applications across the full stack, primarily utilizing .Net, ReactJS, SQL Server, and AWS technologies. Key responsibilities include application support, maintenance, troubleshooting, writing clean code with unit tests, and contributing to new feature development. The role requires strong experience with C#/.Net backend development and proficiency in React and TypeScript within a collaborative, cross-functional team environment.
Software Engineer II, AI
RapidSOS is seeking a Software Engineer II to lead the frontend development of their AI-powered analytical tools, focusing on transforming massive datasets into actionable intelligence for public safety. The role centers on owning the user interface and data visualization architecture using React and TypeScript, while also leveraging Python for necessary backend integration. Responsibilities include developing robust, performant interfaces to display complex AI-synthesized data and collaborating cross-functionally to integrate AI solutions into the platform.
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Cloud Network Engineer
The Cloud Network Engineer will be responsible for ensuring the reliability, security, and scalability of Vizzia's network and cloud infrastructure, primarily focusing on AWS and GCP environments. Key duties involve leading cloud network maintenance, enhancing network automation using IaC (Terraform/CDK), and improving observability through Datadog monitoring. The role requires strong experience in cloud networking fundamentals, Python development, and collaborating across engineering teams to maintain operational continuity and implement DevSecOps best practices.
AI Software Engineer
This role involves pioneering AI-driven security testing by designing and building autonomous AI agents powered by large language models to identify genuine vulnerabilities in production applications. The engineer will focus on developing robust planning and tool-use mechanisms to revolutionize penetration testing at scale, integrating these agents into Bishop Fox's existing cloud infrastructure. The position requires deep expertise in AI/ML, strong programming skills in Python and Golang, and a commitment to reliability and enterprise-grade deployment.
Software Engineer, Backend - Partners
The Partners team at Primer is seeking a Backend Software Engineer to build scalable and flexible platform solutions, integrating third-party payment service providers into their unified payment infrastructure. Responsibilities include designing and implementing core backend services, driving modern development practices like TDD, and owning key technology decisions. Candidates must be proficient in Python (required for interviews) and experienced in complex distributed systems, operating within a remote-first, product-driven environment.
Sde II
EDB is seeking an SDE II frontend developer specializing in systems and data integration to join their globally distributed engineering team. The role involves developing frontend systems using React and TypeScript that interact with data services, participating in the full product development lifecycle, and contributing to continuous platform improvement. Candidates should have 3+ years of front-end experience and a methodical approach to building high-performance, fault-tolerant data solutions for customers.
Software Engineer (eaa)
This is a frontend-leaning, full-stack Software Engineer role focused on building customer-facing and internal CX experiences powered by AI at Coinbase. Responsibilities include owning end-to-end delivery for Help Center and Chat flows, implementing complex React/TypeScript UIs, and integrating LLM capabilities like streamed responses. The successful candidate thrives on high ownership, shipping customer-impacting features, and maintaining high engineering standards in a fast-paced, mission-driven environment.