Senior Full-Stack Software Engineer (Java/React) Senior Full-Stack Software Engineer (Java/React)
6 Month contract or contract to hire
Only considering candidates near Mexico City
Must have strong English speaking/writing skills
Candidates should have a strong background in full stack development using React and Java ideally with experience on electronic trading systems and Fixed Income Markets.
We are looking for Senior Software Development Engineers interested in building high performance, next generation technology that will revolutionize the FinTech industry. This is an environment for those seeking to drive innovation and get charged up working with top engineering talent. We are looking for results-oriented developers who thrive in a fast-paced, collaborative environment, and enjoy solving challenging and complex customer problems.
Core responsibilities
Work with a team of smart and passionate engineers to build and maintain our proprietary electronic trading platform




Use modern tools and methods to expand the capabilities of our cloud-based application
Help to transition development of our platform to our in-house team
Collaborate with product teams to develop solutions for current and future customers
Desired experience
7+ years of experience in engineering and data-related technologies
Bachelor’s degree in computer science, engineering, or related field
Experience in Java (ideally Java 21) and Spring Boot preferred
Experience with React and TypeScript
Experience with Multithreading Design Patterns
Experience with relational databases and SQL
Experience building cloud-based applications
Effective communication, organizational, and analytical skills
Seniority level : Mid-Senior level
Employment type : Contract
Job function : Software Development Engineer

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📌 Senior Full-Stack Software Engineer (Java/React) (Ciudad de México)
🏢 DeWinter Group
📍 Ciudad de México