.Who Are We?Tenmás is a company headquartered in the United States with operations in LatAm. We specialize in the placement and management of remote tech talent from Latin America for companies in the United States, Canada, and Europe.What Are We Looking For?- Tenmás is looking for a Senior Full-Stack Javascript Engineer, with a minimum of 5 years of experience using React and Node, to work hybrid in Guadalajara, Mexico, with a global startup.The startup is a fast-paced, high-growth, B2B startup with offices around the world and hundreds of employees, mentioned in Forbes Magazine, TechCrunch, Crunchbase, and the Wall Street Journal.This is a great opportunity to be a part of their new team forming in Guadalajara, MexicoAs a Senior Full-Stack Software Engineer, you will:- Write quality code with 80%+ code coverage, and thoroughly documented.- Develop, support, and improve our GraphQL API.- Build and maintain real-time, event-driven systems, services, and features.- Create new components and improve existing components in our React component library.- Teach and enforce documentation standards.- Propose recommendations, build prototypes, and provide feedback.- Work with the QA engineering team.- Own the short-and-long term technical vision of your squad.- Be responsible for all major technical decisions for your squad and be able to influence the decisions of your team without having to make all of them.- Provide technical mentorship and guidance to engineers within your team and others.- Help improve the technical quality of our work through regular technical design and code reviews.- Share your technical knowledge and expertise.- Communicate effectively with engineers, product managers, customers, partners, and other leaders.Technical Requirements- Equivalent of 5 + years of experience on senior engineering roles (designing APIs, abstractions, and tools used by other engineers).- Equivalent of 5+ years of software development experience.- We expect that as an individual contributor, you are a role model to more junior engineers.- You will be expected to guide the technology decisions of your squad, while contributing alongside them.- Write modern JavaScript/ECMAScript code that is clean, well-tested, and reusable.- Strong communication and technical writing skills.- Strong experience with Node.Js based GraphQL API using Apollo.- Prior knowledge or ability to quickly learn React Native for mobile development preferred.- Prior knowledge or ability to quickly learn Material-UI component library preferred.- Prior knowledge or ability to quickly learn developing in a CI/CD environment preferred.- Prior knowledge or familiarity with Python for back-end development a plus.- Familiarity with Jest, unit testing, debugging, profiling, performance monitoring.- B.S., M.S. or PhD from top university in computer science, engineering or related fields