Principal Software Engineer
This Principal Software Engineer role focuses on enhancing and supporting AI and Agentic offerings within Twilio's Conversational AI organization. Responsibilities include developing and designing modular software, writing maintainable code, and working with Large Language Models and Retrieval Augmented Generation services. The role involves contributing to product shipping, iterating on customer feedback, and defining work priorities within a professional software engineering environment.
Senior Frontend Engineer
The role is for a Senior Frontend Engineer to lead the technical implementation of the product interface for a growing Series A startup focused on carbon accounting software. Responsibilities include owning frontend frameworks, component library development, and ensuring the delivery of excellent user interfaces by collaborating with Product, Design, and Data teams.
Senior Backend Engineer (TypeScript)
The company seeks a Senior Backend Engineer to build and maintain critical integrations between their SaaS platform and the crypto ecosystem using TypeScript, Nest.js, and Temporal. Responsibilities include writing production-grade TypeScript, owning the end-to-end integration process, mapping evolving data models, and ensuring system reliability. The role requires 5+ years of development experience, confidence with TypeScript, and hands-on experience integrating third-party APIs.
Rust Engineer
The Rust Engineer will join the Accounting squad to drive technical development for critical financial computations, including cost basis, PnL, staking, and derivatives. Key responsibilities involve architecting and optimizing data-heavy solutions for financial reporting and ledger automation using Rust, TypeScript, and various databases. This role requires building the backbone for regulatory compliance in the crypto sector, tackling complex accounting challenges in a high-performance, cloud-native environment.
Senior Rust Engineer
Cryptio is hiring a Senior Rust Engineer for their Accounting squad to lead the technical development of core systems handling cost basis, PnL computations, staking, and high-volume reporting pipelines. The role involves architecting and optimizing data-heavy financial solutions using technologies like Rust, TypeScript, and ClickHouse. The engineer will be responsible for leading development, ensuring scalability, troubleshooting performance issues, and mentoring other engineers within a fully remote setting.
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Staff Software Engineer (Frontend), Infra
The Infrastructure team at Harmonic is seeking a Staff Software Engineer to transform and stabilize the core frontend experience. Key responsibilities include fixing critical reliability issues, optimizing performance for large datasets, and establishing robust monitoring and testing strategies. This senior role requires deep expertise in React and TypeScript, coupled with a strong track record of improving large-scale frontend applications.
Staff Frontend Engineer
The Staff Frontend Engineer will own the frontend platform and experience for a security AI defense company, setting the technical direction for a brand-new platform. Key responsibilities include defining frontend architecture, building reusable component libraries and tooling, and shipping customer-facing features integrating AI capabilities. This role requires operating at a Staff+ level with deep expertise in React and TypeScript, involving mentorship of future engineers.
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.
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.
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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.
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.
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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.
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.
Senior Test Automation Engineer
The Senior Cloud Automation Engineer will manage the full lifecycle of automated testing, including planning, creation, execution, and debugging of complex SaaS systems. Key responsibilities involve designing and implementing end-to-end test scenarios for UI and API systems, collaborating across engineering teams, and conducting root-cause analysis of defects. Candidates must have substantial experience in automation development, strong programming skills in OOP languages, and hands-on experience with testing tools like Playwright.
Senior Generalist Engineer
Pylon is seeking Senior Generalist Engineers to build ambitious infrastructure in the mortgage space. The role requires delivering exceptional, maintainable code while diving into complex technical challenges across multiple domains like optimization and LLMs. Engineers must be self-motivated, comfortable with ambiguity, and eager to challenge technical decisions within a high-performing, small team environment.