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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Fullstack Engineer - **Company:** Equitable Earth Solutions LLC - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Application Programming Interfaces (APIs), Artificial Intelligence, Software Quality, Code Review, Continuous Integration, Software Debugging, Github, Mobile Application Software, Pair Programming, Software Engineering, TypeScript, ReactJS, Backend, Agentic-AI, AI Platforms, React Native, NestJS, Code Restructuring, Software Version Control - **Published:** October 9, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pq015zojpj ## About the Role * 5+ years of proven experience as a Fullstack Engineer, with strong expertise in TypeScript, React, and backend development * Excellent technical mastery across software engineering, including clean and maintainable code, testing, debugging, APIs, version control, architecture, and system design * Strong experience with GitHub Actions and CI/CD workflows, with a focus on reliable, scalable, and high-quality delivery * Proven track record of technical ownership, leading complex features or projects end-to-end, making sound technical decisions, and driving initiatives forward * Experience mentoring other engineers and raising engineering standards through code reviews, technical guidance, and knowledge sharing * Familiarity with AdonisJS and NestJS is a plus * Experience using AI in development, ideally going beyond coding assistants into AI agents, MCP servers, tool calling, AI platforms, or agentic workflows * Fluent English, French is a plus Soft skills and mindset * Strong leadership and ownership, with the ability to drive initiatives forward autonomously and bring others along * Collaborative and supportive, with proven experience mentoring and helping other engineers grow * Proactive and influential, able to challenge ideas constructively, propose improvements, and drive positive change * Strong problem-solving skills, with the ability to navigate ambiguity and make pragmatic technical decisions * Clear and effective communicator, comfortable working with both technical and non-technical stakeholders * Curious and adaptable, with a strong learning mindset and enthusiasm for emerging technologies * Open to feedback, with the maturity to give and receive constructive feedback and continuously improveWhat we offer ## Description As a Senior Fullstack Engineer, you'll play a key role in building and evolving the web and mobile applications that power Equitable Earth's products. Working closely with the Tech Lead, Product Manager, and wider Product & Engineering team, you'll take ownership of features and technical initiatives, contribute to technical decisions, and help raise the bar for engineering quality across the team., * Design, develop, and maintain features across our web and mobile applications using TypeScript, React, AdonisJS, NestJS, and React Native * Own features end-to-end, from understanding requirements and technical design through implementation, testing, deployment, and iteration * Refactor and improve our codebase to strengthen quality, reliability, and performance Engineering & Collaboration * Write clean, well-tested code and contribute to strong engineering practices through code reviews, pair programming, testing, and CI/CD * Work within our fluid feature crew system, contributing as a team member and taking the lead on feature crews and initiatives when appropriate * Mentor and support other engineers, sharing knowledge and helping raise the technical bar across the team * Contribute to a collaborative engineering culture and continuously improve our ways of working AI & Innovation * Use AI tools beyond coding assistants, including AI agents and MCP servers, to improve developer productivity, code quality, and problem-solving * Identify opportunities to apply emerging AI technologies to our products and engineering workflows, * A collaborative, multicultural workspace - Join a diverse team that shares a passion for nature, meaningful work, and supporting one another. * Flexible hours and autonomy - We trust you to manage your time and deliver high-quality results, empowering you to make an impact. * Curiosity and growth-driven culture - Embrace opportunities for learning, innovation, and problem-solving through first-principle thinking. * The tools to succeed - From a company laptop and a comprehensive health insurance plan to a remote work pass, we've got you covered. Applications Ready to help restore and protect the natural world? Join us! Please fill out the application form and submit a CV in English (PDF format) through our recruitment portal. This role will remain open until a successful candidate is appointed. Equal opportunities Equitable Earth is an Equal Opportunity Employer. We are committed to creating a diverse and inclusive workplace. We welcome applications from candidates of all backgrounds, experiences, abilities, and perspectives, and are dedicated to ensuring equal opportunities for all qualified applicants.