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Senior Ruby on Rails developer at Tyfoom (Springville, UT) who designs new features and maintains a Rails + PostgreSQL app. Day to day they build front-end components with CSS and Hotwire, work with scheduled and event-driven jobs, and improve the stability, scalability, and performance of the codebase.
Senior Ruby on Rails backend developer at Tyfoom who designs new features, builds and maintains back-end components and mobile APIs, and improves the stability and scalability of the existing codebase. Core stack is Ruby on Rails with PostgreSQL, including scheduled and event-driven jobs.
Associate full-stack developer building scalable web applications across front-end and back-end while integrating AI/ML models, n8n workflow automation, and agentic AI tools like OpenClaw. Day-to-day spans app development, AI agent configuration, automation pipelines, and testing/CI-CD.
Leads product strategy for Engine’s travel booking platform, defining search and shop experiences for flights, hotels, and rental cars while balancing user needs and business goals.
Drive the roadmap for Engine’s Omni hotel-booking platform, balancing API and integration tradeoffs to deliver a seamless developer experience for partners embedding travel infrastructure.
Principal-level platform engineer at Stitch Fix who owns end-to-end delivery of shared platform capabilities, APIs, gateways, and developer tooling while mentoring engineers and leading design reviews. Works with Ruby/Rails, Python, Rust, React/TypeScript, GraphQL, cloud infrastructure, and AI-driven workflows.
Senior full-stack engineer on Calendly's Growth team designing, building, and shipping data-driven experiments end-to-end that improve acquisition, activation, engagement, and monetization. Works across Ruby on Rails, PostgreSQL, Redis, React, and TypeScript on GCP/Kubernetes, partnering daily with product, design, and analysts.
Senior backend engineer at Aircall, an AI-powered customer communications (cloud phone/SMS) platform, based in its Madrid office. The role designs, builds, tests, and owns scalable TypeScript/Node.js (or Python/Ruby) services on AWS end to end, while collaborating with product managers and designers and mentoring teammates.
Senior Software Engineer who designs, develops, deploys, and operates business-critical back-end features for Aircall's AI-powered customer communications platform, integrating with customers' CRM, helpdesk, and e-commerce tools. Core stack is NodeJS/TypeScript (plus Python/Ruby) on AWS with PostgreSQL, DynamoDB, Redis, OpenSearch, and serverless/EKS.
A Staff AI Software Engineer at Aircall designs and delivers AI-driven modules end to end in production — LLM-powered voice agents and assistants — while mentoring teammates and joining an on-call rotation. The stack includes TypeScript/Node.js, Python, Ruby/Rails, and React on AWS, with PostgreSQL, DynamoDB, OpenSearch, Redis, and hands-on LLM/Agentic AI work.
Staff Software Engineer at Aircall, an AI-powered customer communications platform (voice, SMS, WhatsApp), serving as a cross-team technical leader: driving complex strategic projects end to end, setting quality/architecture/security/DevOps standards, and writing production back-end code in TypeScript and NodeJS on AWS.
Was erwartet dich? Du konzipierst und entwickelst neue Features für unsere Ruby-on-Rails Anwendungen und trägst aktiv zur Weiterentwicklung unserer Produkte bei Du entwickelst eine robuste Backend-Logik für unser…
Mode Mobile (Mode.Inc) is hiring a Sr. Backend Engineer to build and scale the Ruby on Rails backend behind its consumer 'EarnPhone'/EarnOS rewards apps — designing APIs, distributed event-driven services, and AWS infrastructure. It's a 100% remote, global, hands-on role focused on performance, reliability, and shipping product features.
Build and deploy production-ready voice AI agents for enterprise customers at Simple AI, working across pre-sales and post-sales: demos, customer workflow integration, debugging edge cases, and feeding customer feedback into the product. Nice-to-have experience includes prompt engineering/LLMs and TypeScript, Python, Rails, PostgreSQL, or AWS.
Cloud Specialist at Getnet Platforms (Santander's payments arm) in São Paulo, hybrid with 60% on-site work. Day to day they provision and maintain AWS infrastructure with Terraform, sustain the multi-account Landing Zone, manage connectivity, backup/DR and observability, and support development squads with cloud best practices.
Senior Staff Engineer at Avail (Realtor.com) leads full-stack architecture and mentors teams to build scalable rental-management tools for landlords and tenants using Ruby on Rails.
Enfint is hiring a frontend developer in Warsaw to build a browser-based platform for designing real-world physical systems in interactive 3D environments. Day-to-day work centers on modern frontend applications and APIs, with strong React, TypeScript, and JavaScript skills at the core.
About Figure Figure (NASDAQ: FIGR) is transforming capital markets through blockchain. We’re proving that blockchain isn’t just theory - it’s powering real products used by hundreds of thousands of consumers and…
Ready to do the most impactful work of your career? At Coinbase, we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a…
Senior Full Stack Engineer at Optix builds features end to end on a Laravel/Vue SaaS platform for coworking and flex-space operators, using an AI-first workflow (Claude Code, Cursor), evolving APIs, modernizing a legacy codebase, and shipping agentic AI-powered features. Hybrid role based in Vancouver, BC (60% office, 40% home).
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