Principal Security Engineer, Application Security
The Principal Application Security Engineer drives complex, strategic security engineering solutions for the Application Security + Response subdepartment. Key responsibilities include resolving systemic vulnerability classes, performing complex security reviews and threat modeling, and defining secure development standards for engineering teams. This role also provides technical leadership during security crises and contributes to long-term security architecture.
Lead QA Engineer
The role seeks the first dedicated QA Engineer at Stack AI in San Francisco to establish automated testing foundations, reliability metrics, and quality culture. Key responsibilities include designing and executing test plans across web, API, and backend systems, and owning/extending the test automation framework. The engineer will collaborate with Product and Engineering to debug issues, verify fixes, and integrate testing into CI/CD pipelines to ensure platform stability for AI-driven workflows.
Senior Backend Engineer - Perps
This Senior Backend Engineer role focuses exclusively on integrating Hyperliquid functionalities, such as TWAP and perps, into LI.FI's core API platform. The primary responsibility involves building robust, high-quality backend code for same-chain and cross-chain trading systems without any frontend work. Candidates must be located in the EMEA region and demonstrate strong familiarity with Hyperliquid's architecture and orderbook mechanics.
Lead Automation QA Engineer
The Lead Automation QA Engineer will lead and mentor the QA team, focusing on maintaining high quality through manual and automated testing processes. Key responsibilities include developing automated tests using Playwright/JavaScript, reviewing testing methodologies, and providing mentorship to junior staff. The role requires strong experience in test automation, framework creation, and collaboration across development teams.
Middle Automation QA Engineer
The Middle Automation QA Engineer will be responsible for writing Web UI automated tests using Playwright and creating API autotests. Key duties include analyzing regression reports, maintaining the automated testing framework, and participating in code reviews within Dockerized environments. Candidates must have 3+ years of experience in automated testing, with a strong focus on Playwright and JavaScript/TypeScript for test automation.
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Senior Design Engineer (web/UX) - Remote - Emea
WunderGraph is seeking a Senior Design Engineer to bridge the gap between design and engineering, functioning as the first person in this role. Key responsibilities include leading the end-to-end design-engineering process, driving a scalable design system across product and marketing, and contributing to implementation using tools like Figma, React, and TypeScript. This role offers immense ownership over internal developer tooling and external brand presentation.
Senior Software Engineer - Frontend - Pro
The Senior Software Engineer - Frontend - Pro will be responsible for designing, developing, and maintaining high-quality applications using React and setting the standard for code quality. Key responsibilities include leading complex software systems development, significantly influencing technical decisions, and mentoring other engineers. This is a fully remote role focused on the trading backend services, APIs, and various trading services for Kraken Pro.
Senior Software Engineer - Frontend - Pro
The Senior Software Engineer will focus on designing, developing, and maintaining high-quality frontend applications using React for the Kraken Pro trading backend services team. Key responsibilities include setting code standards, leading complex system development, influencing technical strategy, and mentoring other engineers. The role requires mastery of multiple technologies and a deep understanding of scalable, fault-tolerant system architecture.
Bioinformatics Engineer
The role seeks a senior bioinformatics software scientist to develop software and algorithms supporting precision medicine by connecting real-world evidence to actionable clinical insights. Key responsibilities include developing robust CI/CD pipelines for clinical software, designing advanced bioinformatics analyses, and evaluating computational tools for omics data analysis. The position requires strong scientific programming skills and experience with relational data systems.
Senior Software Engineer, TypeScript SDK
The Senior Software Engineer will join the Product Enablement team to build mission-critical platform tooling for the Sui network, focusing on creating new TypeScript SDKs and APIs for developers. Key responsibilities include defining and standardizing SDK/API functionalities, addressing developer pain points, and architecting new solutions. This role requires expertise in TypeScript, familiarity with Rust, and experience building scalable APIs, while collaborating with various internal teams in a remote environment.
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CX Software Engineer
This role involves developing full stack applications to support Sales, Marketing, and Customer Experience initiatives by designing, building, and maintaining scalable systems. Key responsibilities include contributing to architectural decisions, enhancing automation using AI-driven tools, and collaborating cross-functionally. The engineer will also guide junior developers and work on high-impact projects within the GTM Engineering team.
CX Software Engineer, Gtm Platforms
The GTM Full Stack Engineer will develop and maintain scalable, high-performing full stack applications supporting Sales, Marketing, and Customer Experience initiatives. Key responsibilities include using AI-driven tools for automation and contributing to architectural decisions and technical strategy for GTM platforms. The role requires strong collaboration with business stakeholders and technical teams, and involves guiding junior developers.
UI/UX Engineer
The UI/UX Engineer will bridge the gap between design and engineering by designing and developing intuitive user experiences. Key responsibilities include collaborating across product, design, and engineering teams to implement user-centric interfaces and translating designs into functional, responsive UI components. This role also involves maintaining design systems and advocating for the user while balancing technical feasibility.
Senior Staff Software Engineer
Samsara is looking for an experienced Senior Staff Software Engineer to serve as a senior technical leader within the Fleet Safety team. This role involves defining the multi-year technical vision, leading architecture for high-impact initiatives, and advancing the application of AI/ML and Computer Vision in production systems. The engineer will also be responsible for scaling distributed systems and mentoring other engineers.
Senior Backend Engineer - Intents API
The Senior Backend Engineer will lead the development and scaling of LI.FI's core off-chain coordination service (Intents - Order Server), which manages the entire Intent lifecycle. Key responsibilities include designing high-throughput, low-latency APIs using TypeScript/NestJS, developing rigorous security and validation logic, and optimizing real-time data distribution infrastructure. This critical infrastructure role requires 5+ years of backend experience and deep expertise in TypeScript/Node.js and blockchain security primitives to ensure a robust, trustless cross-chain experience.
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Technical Product Manager
Nabis is looking for an experienced Technical Product Manager with a strong engineering background to bridge technical and business teams in the rapidly expanding cannabis industry. Key responsibilities include developing detailed project plans, providing technical oversight leveraging deep software knowledge, and managing stakeholder communications. The role requires utilizing Agile methodologies and driving projects from conception through deployment while thriving in a fast-moving startup environment.
Senior Software Engineer, Geometric Modeling/cad
Higharc is seeking a Senior Software Engineer to develop core geometric modeling technologies for designing and analyzing homes. Responsibilities include solving complex geometric modeling problems algorithmically, testing code robustness, and mentoring junior developers. The ideal candidate is hands-on, understands modeling tradeoffs (meshes, BReps, NURBS, BSPs), and thrives in a remote-first environment delivering working software.
Senior Software Engineer, Customer Acquisition Team
Human Interest is hiring a Senior Full-Stack Engineer to join the Customer Acquisition Team to build industry-first products that enable businesses to launch 401(k) plans quickly. Responsibilities include designing, building, and maintaining user experiences and robust, scalable systems that service 401(k) plans. The role requires a minimum of 6 years of experience building and maintaining production software.
Senior Software Engineer, Uae (contract to Hire)
Sully.ai is seeking a Senior Software Engineer for a Contract-to-Hire role in Dubai to build and scale AI teammate systems. Key responsibilities include architecting cross-agent systems, building full-stack components using React/TypeScript and Python, and integrating LLMs into production workflows. Candidates must have senior-level full-stack experience and a proven ability to ship reliable, LLM-powered applications.
Senior Backend Application Engineer - Product & Platform
The Senior Backend Application Engineer will be responsible for designing and scaling high-performance web services and ETL architecture to handle high transaction throughput. Key responsibilities include architecting robust, fault-tolerant systems, driving performance improvements, and developing new platform features used by critical global organizations. This role involves close collaboration with engineering, product management, and designers to ensure alignment and maintain high engineering standards.