Front End Developer

Senior Full-Stack Engineer responsible for building and optimizing registration, onboarding, checkout, subscription/paywall, and donation flows for a global news organization. Requires 6+ years of software engineering experience, expert React and TypeScript skills, backend/API development, A/B and multivariate experimentation, and experience with paywall/CDP integrations (e.g., Zephr, BlueConic). 100% remote role based in Brazil.

Seeking a data-driven Senior Full-Stack Engineer (6+ years) with expert React and modern JavaScript/TypeScript skills to design, implement, and optimize onboarding, checkout, donation, and subscription systems. Responsibilities include A/B and multivariate experimentation, paywall/CDP integration (e.g., Zephr, BlueConic), API/microservices development, and deploying personalization and data pipelines to drive reader revenue and retention.

Elastic is hiring a Software Engineer II on the Web Engineering team (Spain). The role owns full‑stack features for elastic.co—building React components, backend services (Node.js/Python/Go), CI/CD pipelines, and deployment automation. Responsibilities include instrumenting performance (Core Web Vitals, RUM), observability (logging, metrics, tracing, dashboards), security triage and vulnerability fixes, code reviews, debugging production issues, and participating in an on‑call rotation. Typical starting salary range: €55,800–€88,300 EUR/year.

Responsible for building and owning features across the full stack for elastic.co, including React components, backend services, deployment pipelines, and production operations. Requires 3+ years experience, strong TypeScript and React skills, hands-on backend experience (Node.js, Python, or Go), CI/CD ownership, performance and observability instrumentation, and security triage/bugfixing.

Join ZenRows as a Senior Full-Stack Engineer on the Go‑To‑Market Activation team to build onboarding flows, self‑serve dashboards, backend APIs, and instrumentation to improve signup, activation, and conversion. Requires ~5+ years' full‑stack/product engineering experience and hands‑on experience with frontend and backend stacks (Laravel, Vue/React), event tracking tools (Amplitude, Segment, PostHog, BigQuery), and A/B testing.

Coforge (Encora listing) seeks a Senior Software Engineer in Hermosillo, Mexico (hybrid). The role requires 5+ years' experience building scalable full-stack web applications using React, TypeScript/JavaScript, and Python, designing RESTful and/or GraphQL APIs, working with relational or NoSQL databases, and participating in CI/CD, testing, and production support. Elixir, Phoenix, and legacy-to-modern migration experience are preferred.

Hiring a Senior Software Engineer with 4–5 years of experience for a hybrid role in Mexico City (CDMX). The role requires full-stack development experience with PHP (Laravel), TypeScript, Node.js (NestJS), React and Next.js, WordPress maintenance, AWS cloud services, RESTful APIs, and relational databases (MySQL/PostgreSQL). Responsibilities include designing, developing and maintaining scalable web applications, collaborating across Product/Design/QA/DevOps, and contributing to deployment and performance/security initiatives.

Full-time individual contributor role focused on end-to-end technical execution of growth initiatives across the product funnel. The stack is primarily Ruby on Rails and React; the role requires SQL and comfort with analytics tooling (Omni, Mixpanel, Looker), experimentation, and working with legacy billing code. Remote-first company; salary band provided (level 4 midpoint $186,000; range $180k–$192k).

Netguru seeks a freelance Frontend Developer with 3+ years of commercial experience building customer-facing web applications using TypeScript and React. Role is full-time, 100% remote with CET working hours, targeted at candidates in the European Union but advertised as worldwide. Long-term engagement (at least one year), start July 2026, rate 30 EUR/h. Requirements include strong testing practices, clean architecture, observability/monitoring experience, Agile teamwork, and effective collaboration with backend engineers, PMs and UX/UI designers. English proficiency B2+.

Senior technical leader responsible for architecting and delivering AI-powered, user-facing applications built with Python and React. Responsibilities include designing scalable, secure backend platforms for LLM inference, RAG pipelines and agent orchestration; defining frontend and AI-native UX patterns; establishing standards for prompt design, model integration, evaluation and observability; driving GenAI platformization; and ensuring enterprise readiness (security, privacy, compliance). Requires strong system design, cloud (AWS/Azure/GCP) and distributed systems experience and 11+ years total experience. Bachelor’s or master’s degree in CS/IT or related field listed as qualification.