Senior Application Security Engineer
The Senior Application Security Engineer will be a critical part of the Security team, responsible for building and maintaining the application security program to defend Airwallex and its customers. Key responsibilities include reviewing code for security issues, partnering with engineering teams on secure solutions, assessing risk, providing policy guidance, and educating teams on secure coding and design practices. The role requires deep engagement with the codebase while ensuring product and engineering teams can release quickly without security compromises.
Senior Application Security Engineer
The Senior Application Security Engineer will join the Security team to build and manage the application security program, ensuring the platform is highly secure for Airwallex and its 150,000+ business customers. Key responsibilities include reviewing code for vulnerabilities, partnering with engineering teams on secure solutions, setting security architecture standards, and educating staff on best practices. This role requires deep technical involvement in the code base while also acting as a security advocate across the organization.
Software Engineer Intern
The Software Engineer Intern will report to the cofounders and work closely with the product team to bring the company's matchmaking AI to life. Key responsibilities include shipping agentic matchmaking from research to production, building evaluation harnesses, and optimizing AI chat systems. This is an early, high-ownership role where the intern's decisions will define the agentic system's foundations.
Full-stack Engineer
The role seeks a self-starter engineer to build an innovative agentic social platform, focusing on bringing matchmaking AI to the world. Key responsibilities include owning customer-facing social networking experience development and creating internal tools for teams and AIs. The engineer will collaborate closely with product and research teams on system structure and must have over 3 years of relevant experience.
Applied AI Engineer
As a Founding AI Engineer, you will report to the cofounders, building matchmaking AI, designing human-like chat agents, and creating internal AI tools. Key responsibilities include shipping agentic matchmaking systems from research to production, building evaluation harnesses, and optimizing chat systems for latency and consistency. This is a high-ownership, early-stage role where your technical decisions will define the system's foundations.
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Senior DevSecOps Engineer
The Senior DevSecOps Engineer will join the SG2 Team to manage Ethereum infrastructure at scale, focusing on strengthening security posture by leading security-focused DevOps initiatives, primarily using Kubernetes and HashiCorp Vault. Key responsibilities include designing secure CI/CD pipelines, scaling production infrastructure, driving collaboration between DevOps and Security, and participating in on-call rotations to ensure system reliability.
Senior/staff Software Engineer, Product & Systems
Lightfield is hiring a Senior/Staff Software Engineer to build highly scalable, performant, and reliable AI-powered CRM features. Responsibilities include owning projects end-to-end, collaborating on strategic initiatives, and leading technical design discussions. The role requires 5+ years of experience with a strong full-stack background and excitement for leveraging Large Language Models.
Senior Software Engineer
The Senior Software Engineer will be responsible for designing, writing, and delivering software to enhance Cloudflare's Internal and External platforms, focusing on improving reliability and velocity through automation of highly distributed systems. Key duties include building services and APIs to maximize availability and performance, while participating in knowledge sharing and introducing cutting-edge technologies. This systems reliability engineering role requires a strong focus on frontend systems, including expertise in React, TypeScript, and modern testing frameworks.
Senior Full-Stack Engineer, Procure
Higharc is seeking a Senior Full Stack Engineer to join their Procure team. This role involves designing and implementing product features using React, TypeScript, Next.js, and Node.js to generate instant material takeoffs from building designs. Responsibilities include maintaining high code quality through testing and code reviews, and owning features end-to-end from scoping to deployment.
Security Engineer
The Security Engineer will be responsible for securing the infrastructure where billions of AI agents execute untrusted code daily, focusing on maintaining sub-200ms performance standards. Key tasks involve building defense-in-depth security for Firecracker microVM infrastructure and implementing real-time threat detection across sandboxes. This role requires deep expertise in systems security, Linux primitives, and experience securing distributed systems at massive scale.
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Full-Stack Engineer - Cofounder
The role involves end-to-end product work across Cofounder's autonomous agent platform, focusing on agent flows, integrations, and UI/UX. Key responsibilities include shipping features across the full stack, improving performance and reliability of flow execution, and building necessary tooling. The engineer will be responsible for complex UX, ensuring powerful systems feel simple, and maintaining high code quality standards.
Software Development Engineer III, Mapgpt
The Software Development Engineer III on the MapGPT team will be responsible for balancing rapid development of new mapping tools against service reliability as they scale. Key duties include leading engineering tasks, making critical architectural decisions for growth, and mentoring peers. The role also requires promoting operational excellence through rigorous testing, monitoring, documentation, and on-call support for service health.
Product Engineer
The Product Engineer will join the team to help build the Opik product, an open-source platform for streamlining the LLM application lifecycle, focusing on evaluation and optimization. Key responsibilities include building and shipping features at a high pace, developing observability tools for LLM applications, and creating intuitive user interfaces for tracing and evaluation dashboards. The role requires collaboration with researchers and engineers, contributing to both frontend (React/TypeScript) and backend (Python/Java) components.
Senior Full-Stack Engineer (Frontend-oriented)
Hello Heart is hiring a Senior Full-Stack Engineer focused on front-end development to help build an innovative product that tracks and manages heart health. Key responsibilities include developing life-saving code daily, implementing data-driven solutions alongside the data science team, and owning product development from conception through post-deployment. The role requires working closely with Product, Design, and Data Science teams in a fast-paced, collaborative environment.
Staff Software Engineer (Full-Stack)
The role involves developing a significant part of the Onos platform, including user-facing applications and APIs, requiring the engineer to act as a frontend, UI/UX designer, and backend developer. Key responsibilities include leading the development of the end-user web application and architecting major platform components to deliver actionable insights to health plan administrators. The position is hybrid, based in San Francisco, and requires significant technical ownership across the stack.
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Software Engineer II (mern Stack)
Contentstack is hiring a Software Engineer II to design, develop, and test features from inception to rollout, focusing on delivering the best user experience. Key responsibilities include writing high-quality, scalable code across the MERN stack, owning new features independently, and championing best practices within an Agile environment. The role also involves mentoring junior team members and fostering cross-functional skill development.
Senior Engineering Manager
Akido is seeking a Senior Engineering Manager to lead a distributed team of 5 dash7 engineers across full-stack, frontend, and backend disciplines. Key responsibilities include guiding technical direction, driving execution, ensuring operational excellence, and recruiting new team members. This role requires proven management experience combined with a strong background as a senior/principal individual contributor in modern web technologies.
Design Engineer
The Design Engineer will be joining a founding team to drive technical decisions and influence product direction, focusing on making agricultural and industrial businesses more resilient and profitable. Key responsibilities include owning product craft, evolving the design system (component libraries, tokens), championing user experience for complex financial workflows, and implementing high-quality frontend code. This role requires shipping functional experiences from concept to production, establishing quality standards, scaling frontend architecture, and deeply collaborating across design, product, and engineering teams.
Frontend Application Developer (remote)
The role involves being the primary driver for the design and development of key applications, libraries, and tools for the Lightning Network using NextJS and React. Responsibilities include writing frontend browser-based UIs, integrating APIs, and writing automated tests. The ideal candidate should have strong Javascript/Typescript expertise, experience shipping React applications, and a passion for making Bitcoin cheap, fast, and simple.
AI Product Engineer
This role seeks a full-stack engineer to leverage LLMs to enhance PostHog's products, specifically focusing on building and shipping end-to-end AI applications. Key responsibilities include owning features from ideation to iteration, implementing AI features, interacting directly with users, and serving as a weekly Support Hero. The engineer will build on real customer data to create background agents embedded in engineering workflows or focus on observability features for AI systems.