Senior Full-Stack Engineer with a Front-End focus to design, build, test, and maintain shopper-facing and merchant-facing applications at Smile.io. Requires minimum 5 years' experience, expert-level front-end framework experience (Ember.js and/or React with TypeScript), back-end familiarity (e.g., Ruby on Rails, Node.js, Python), and experience with observability and high-traffic systems. Remote, Canada-based position with specified daily overlap with EST hours.

Hubstaff is hiring a Senior Product Engineer for its Growth team. The role is a remote, ~40 hrs/week independent contractor position focused on building and owning customer-facing features end-to-end using Ruby on Rails, PostgreSQL, and frontend technologies (Vue.js, Hotwire, Tailwind). Responsibilities include designing and running experiments (A/B tests), collaborating with Product, Design and Data, and shipping rapid iterations to improve acquisition, activation, engagement and retention. Hiring is listed for Argentina, Brazil, Canada, Poland, Romania, Spain and Portugal.

Join Stripe's Link team to build front-end experiences and backend infrastructure for a digital wallet and global payments. Responsibilities include designing products, debugging production issues, mentoring engineers, and collaborating across teams. Minimum requirement: 2+ years industry software engineering experience. Preferred experience with payment/financial systems and cloud technologies such as gRPC, GraphQL, Docker, Kubernetes, and AWS.

Join SELECT by DoiT as a Senior Software Engineer working remotely in the Americas (ideal: Canada, Mexico, Colombia; also US). Responsibilities include architecting and building cost management features, reusable UI components, data visualizations, data pipelines and dbt models, and improving application reliability and performance. Required skills include full‑stack development and strong English communication; tech stack examples: TypeScript, React, Next.js, Tailwind CSS.

Procurify seeks a Senior Full Stack Engineer with 5+ years' experience to design, develop, and ship end-to-end features using Python/Django and TypeScript/React. Responsibilities include scalable backend services, reusable accessible UI components, database schema design, code quality, system architecture, and observability. The role expects experience with AWS, Kubernetes, Terraform, MySQL, CI/CD (CircleCI), and knowledge of LLMs, prompt engineering, RAG, and vector DBs.

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).

Work on Hopper’s CX Platform to design, build, and operate core systems that power post-booking experiences (self-serve flows, internal agent tools, HTS Assist). Responsibilities include developing APIs, microservices, integrations (telephony, CRM, identity, booking platforms), contributing to architecture and reliability, and collaborating with Product, Design, AI, Data, and Operations. Minimum 6+ years experience.

Work on core systems powering Hopper’s post-booking customer experience and HTS Assist (agentic AI). Responsibilities include designing and implementing scalable APIs, microservices, orchestration for chat/voice/web, integrating telephony/CRM/identity/booking systems, owning features end-to-end, and collaborating with Product, Design, AI, Data and Operations. Required: 6+ years software engineering experience, strong frontend and backend skills, REST/microservices/event-driven experience, cloud and database experience (PostgreSQL/MySQL/NoSQL), and proficiency in French and English.