66degrees seeks a Full Stack Engineer to design, develop, and maintain cloud-native applications and infrastructure on GCP. Responsibilities include Python development, React front-end work, building APIs and microservices, designing scalable GCP infrastructure, implementing CI/CD pipelines, automating infrastructure (Terraform/Deployment Manager), and monitoring/maintaining production systems. Requires a bachelor’s degree and 3+ years of application development experience. Visa sponsorship is not available.

Build and maintain production full-stack features, backend services, and internal growth tools; implement product analytics and event pipelines (e.g., PostHog); design and evaluate A/B tests using statistical and causal methods; integrate CRMs, advertising platforms, and third‑party tools via APIs/webhooks; evolve analytical data models and maintain data quality, testing, observability, privacy, and security.

Join a small growth and experimentation team to design, build, launch and iterate high-velocity experiments that drive acquisition, activation, engagement and trading activity. Requires 6+ years' software development experience, strong React/React Native and TypeScript skills, hands-on growth experimentation and A/B testing experience, and sufficient backend proficiency to implement services and APIs (Rust familiarity a plus).

Design and deliver Rust backend services powering trading, payments, and crypto experiences for Kraken's Consumer team. Responsibilities include owning architecture and end-to-end features, driving cross-team initiatives, mentoring engineers, and using AI-assisted development. Role is open to candidates in the listed countries.

Hands-on Senior Full Stack Engineer responsible for end-to-end ownership of a React frontend, Node.js backend, SQL database, APIs, integrations, deployment, and production support. Requires 6+ years of software development experience, strong skills in React, Node.js, JavaScript/TypeScript, and SQL, experience across the SDLC, troubleshooting complex issues, conducting code reviews, and mentoring engineers. Company may sponsor employment visas.

Hands-on Senior Full Stack Engineer role requiring strong React, Node.js, JavaScript/TypeScript, and SQL skills. Responsible for end-to-end application ownership (frontend, backend, APIs, database, deployments, production support), troubleshooting, mentoring, and improving performance, security, and maintainability. Contract role; company willing to sponsor eligible employment visas.

Join Fleetio’s Marketplace Engineering team to design and implement marketplace features connecting fleets and maintenance shops, including scheduling, transactions, approvals, billing, shop integrations and data workflows. Role emphasizes maintainable, well-tested code, cross-functional collaboration with Product and Design, integrating external systems/APIs/webhooks, data modeling and performance optimization. Remote role open to candidates in the United States, Canada, or Mexico.

Hiring a browser-first frontend engineer to build pixel-perfect, responsive web applications and a reusable UI component library using React, Next.js and TypeScript. Requires 5+ years experience, strong HTML/CSS skills, familiarity with SvelteKit, and ability to collaborate with backend teams (Node.js, APIs, PostgreSQL). 100% remote role based in Mexico.

Lead and contribute to full-stack development and delivery (C#, SQL, JavaScript, Angular/React). Provide production support for time-sensitive financial systems, apply modern architectures, build APIs and CI/CD pipelines, perform data analysis/reconciliations, and integrate LLMs and AI-assisted workflows using tools like Claude Code, Cursor, and GitHub Copilot. Advanced English required; must be based in Mexico City and work hybrid.

Senior Full Stack Developer responsible for delivering and supporting production systems, developing APIs, frameworks and CI/CD pipelines, performing data analysis and reconciliations, and integrating LLMs/AI-assisted workflows into internal tools. Required: strong experience with C#, SQL, JavaScript, Angular or React, familiarity with AI tools (Claude Code, Cursor, GitHub Copilot) and advanced English. Location: Mexico City; hybrid mode.

CircleCI is hiring a Staff Software Engineer to drive technical strategy and own full‑stack domains (Go backend, React/TypeScript frontend). Responsibilities include building AI‑native features, designing cross‑system architectures, championing observability (Honeycomb, Datadog, Rollbar), and mentoring engineers. Requires 8+ years of production full‑stack experience. The posting lists salary ranges for Canada (CAD 195,000–265,000), the United Kingdom (£125,000–£170,000), and the United States (various ranges up to USD 285,000 depending on metro zone).

Fleetio seeks a Senior Software Engineer for its Growth Engineering team to design, build, and run experiments that increase trial user engagement and automate personalized onboarding. The role requires 4+ years of experience with ReactJS and TypeScript, full‑stack web development knowledge, and work with cross‑functional partners; Ruby on Rails and analytics/tooling experience are listed as pluses. This position reports to the Engineering Manager, Web, and is open to candidates in the United States, Canada, or Mexico.

CircleCI is hiring a Senior Software Engineer to define technical direction and build AI-native, full-stack features (Go, React, TypeScript) for its CI/CD platform. The role involves end-to-end ownership, system and API design, championing observability (Honeycomb, Datadog, Rollbar), and technical leadership/mentorship. The posting requests 5+ years of production full-stack experience focused on latency, responsiveness, and reliability.

Senior, hands-on Staff Product Engineer (Ruby on Rails). Remote role owning hard PRs and end-to-end product areas (billing, enterprise auth, API, dashboard, infra), responsible for performance, security, mentoring via code review, and shipping production Rails code. Fluent English and prior Stripe/billing experience required.

SearchApi seeks a remote Ruby Engineer to build and maintain web-scraping integrations and browser automation (CDP), tackle anti-bot evasion, optimize concurrency, and support production systems at scale. The role involves debugging production issues, reverse engineering protections, contributing across the stack (Ruby on Rails, PostgreSQL, Redis, Sidekiq), customer-facing support, and improving monitoring and infrastructure (Terraform, AWS, Prometheus, Grafana).

Fleetio seeks a product-minded Software Engineer (3+ years) for its Growth Engineering team to build onboarding and adoption features, run experiments (A/B testing/feature flags), and work with product analytics. Core technologies mentioned include React, TypeScript, PostgreSQL; Ruby on Rails and Tailwind CSS are listed as pluses. Role is remote and open to candidates in the United States, Canada, or Mexico.