Senior Full-stack Engineer - Product
Railway is hiring a Senior Full-Stack Engineer for a fully remote position to build powerful developer tools. Key responsibilities include building features end-to-end using TypeScript, GraphQL APIs, and orchestrating workflows with Temporal. The role requires leading the design and implementation of product experiences, managing complex asynchronous backend jobs, and contributing to the entire development process.
Senior Software Engineer, Digital Experiences
The Senior Software Engineer, Prenatal role at BillionToOne involves working in interdisciplinary teams to scale personalized genomic medicine by building seamless digital experiences for clinicians and patients. Key responsibilities include building and maintaining robust applications using technologies like React, Typescript, and Django, while fostering a knowledge-sharing culture and championing engineering excellence. The ideal candidate will thrive in a fast-paced environment, driving projects forward and ensuring adherence to quality, security, and compliance standards.
Senior / Staff Backend Engineer
Linear is hiring a Senior/Staff Backend Engineer to build and optimize features for their world-class performance issue tracking tool. Responsibilities include optimizing real-time data delivery, improving database performance through caching, and scaling services via architectural changes. The role requires strong JavaScript fundamentals and experience building scalable backend infrastructure using technologies like TypeScript, Node, Postgres, and Redis.
Customer Centric Engineer
The Customer Centric Engineer (CCE) serves as the bridge between customers and Engineering teams, providing advanced troubleshooting, onboarding guidance, and advocating for customer needs to shape the product. Key responsibilities include providing advanced technical support, debugging complex software and integration issues, and collaborating with internal teams to resolve escalations. This hybrid role requires deep technical expertise to ensure customers achieve lasting success with the DataHub platform.
Senior Software Engineer, Full-stack(newsletter)
NewsBreak is seeking a Full Stack Engineer to join the Aigeon.ai product team to build high-impact product and infrastructure related to AI-driven newsletters. Responsibilities include designing and maintaining end-to-end features across the stack, building scalable backend systems, and developing responsive UIs. The role requires collaborating cross-functionally and contributing to infrastructure decisions, quality improvement, and engineering best practices.
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Frontend Software Engineer (react/Next.js)
This role involves developing, designing, and optimizing desktop and mobile web software applications, focusing heavily on architecting efficient, reusable front-end systems using React/NextJS. Key responsibilities include implementing user-facing features, interfacing with stakeholders to define needs, collaborating via agile practices, and leading projects from PRD through deployment while ensuring code quality.
Frontend Engineer
As a Frontend Engineer at Ritual, you will build sophisticated interfaces for developers to interact with the company's AI and blockchain infrastructure. Key responsibilities include designing transaction monitoring interfaces, developing dashboards for node management across cloud providers, and creating DeFi-style interfaces for protocol interactions. The role requires strong fundamentals in HTML/CSS, TypeScript, and React, coupled with proven experience productionizing decentralized application user interfaces.
Senior Software Engineer, Durable Objects (do)
The Senior Software Engineer will build Durable Objects, the Cloudflare Developer Platform's product for stateful serverless applications. This involves designing and developing low-level routing and storage systems to improve reliability, performance, and feature sets. The role requires solving complex technical challenges in production distributed systems using languages like JavaScript, TypeScript, Rust, and C++.
Senior/staff/principal Engineer
This role is for a Senior+ Engineer (Senior/Staff/Principal) contributing across Canonical's software portfolio, focusing on architecture, design, and evolving high-impact open source projects. Key responsibilities include writing high-quality code, providing technical leadership, mentoring colleagues, and driving design decisions in areas from the kernel to cloud automation. The position is fully remote, requiring proactive collaboration with a globally distributed team and entails leading the design and coding using languages like Golang, Rust, or C/C++.
Senior / Staff Product Engineer
Linear is seeking an experienced Senior/Staff Product Engineer to build and enhance their elegant and high-performance issue tracking tool. Responsibilities include developing new user-facing features using React, implementing complex components like drag & drop, and improving application performance. The role requires strong JavaScript fundamentals and experience with React and TypeScript, operating within a fully remote structure supporting North America.
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Senior Frontend Developer (product Team)
The role seeks a Senior Frontend Engineer to lead high-complexity feature development within a cross-functional, product-driven environment, shaping thoughtful, user-focused solutions. Key responsibilities include leading technical discovery, collaborating closely with product and design teams, and driving system quality improvements through maintainable code and high-impact code reviews. The engineer is expected to leverage strong technical expertise and product intuition to maximize business value and raise engineering standards.
Senior Software Engineer
Elicit is seeking a Senior Software Engineer to join their small, highly-collaborative team to help accelerate feature development following strong growth. The role involves fully owning the shipping of useful features weekly while maintaining a high bar for system quality, extensibility, and maintainability. Candidates should possess strong technical aptitude across the stack and be comfortable making user-centric decisions regarding trade-offs.
Senior Software Engineer, Prenatal
The Senior Software Engineer, Prenatal will work within interdisciplinary teams to robustly scale personalized genomic medicine, focusing on designing and operating scalable, high-availability backend services and APIs. Key responsibilities include leading full lifecycle technical delivery, developing clean platform APIs, and building secure, reliable cloud infrastructure on AWS. This role requires 5-7 years of experience and involves driving core architectural initiatives and fostering technical excellence within the engineering team.
Software Engineer / Reactts / Front-end (san Francisco)
Levelpath is seeking lead front-end developers to build public-facing products using React and TypeScript. Key responsibilities include leading development of applications leveraging GraphQL and REST, improving code quality, and collaborating with backend teams using Ruby On Rails. Candidates must possess strong experience in front-end technologies and excellent communication skills.
Senior Software Engineer - Mobile/react Native
The Senior Software Engineer role focuses on establishing a unified mobile layer using React Native to craft a lightning-fast, real-time experience for field users. This inaugural mobile engineering position requires clearing velocity bottlenecks and taking full ownership of the mobile codebase to capture billions of conversation events. The successful candidate must have strong mobile engineering prowess (~5+ years) and be excited about building an AI product for an industry untouched by modern software.
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Senior Software Engineer
The Senior Software Engineer will be a core member of the engineering team responsible for designing, architecting, and building high-performant features for Shiftsmart's labor platform. Key responsibilities include leading complex technical projects, driving technical vision, monitoring platform performance, and mentoring junior engineers. The role requires strong competency with the specified tech stack and a commitment to delivering tangible business outcomes in a fast-paced startup environment.
Senior React/react Native Engineer
This Senior React/React Native Engineer role focuses on building wealth-enabling products for millions of users. Key responsibilities include achieving technical excellence via a frontend monorepo, maximizing quality by collaborating with design and backend teams, and ensuring high code maintainability. The role requires mastery of JavaScript, extensive experience with React/React Native, and TypeScript.
Senior Software Engineer (Frontend) - Security Platform
The Senior Software Engineer (Frontend) will be a key contributor to the Cloud Security Platform, building powerful user experiences to deliver key security insights and enable exploration of millions of security data points. Responsibilities include transforming complex datasets into visualizations, implementing compelling UIs using React and Redux, and owning meaningful parts of the service. The role requires expertise in modern frontend technologies, collaboration within a tightly knit team, and a commitment to code simplicity and performance.
Senior Software Engineer - Frontend
The Senior Software Engineer - Frontend will be responsible for building intuitive, responsive products using tools like React and Typescript to help thousands of customers monitor system health and performance at scale. Key duties include designing and delivering features, owning service parts, and improving performance, while working closely with backend engineers, product managers, and designers in a hybrid work environment.
Senior Software Engineer
The Senior Software Engineer will architect and ship features across the full stack at high speed, solving real-world problems at scale. Early technical stewards are expected to raise the bar for code quality and decision-making, setting patterns for the engineering culture as the company grows rapidly. This role requires strong coding skills, proficiency in modern technologies, and a drive to build foundational technology for offline commerce.