Senior Engineer - Java​/Boot​/React - Hybrid

Position: Senior Engineer - Java / Spring Boot / React - Hybrid
Genesis
10 is currently seeking a Senior Engineer – Java / Spring Boot / React / Open Systems for a contract position with a Regional Financial Institution located in Columbus, OH. This is a contract, hybrid opportunity. Compensation: $50.00 - $60.00 per hour, W2, based on qualifications

Position Overview:

This role involves designing, developing, testing, and deploying highly scalable enterprise applications. The ideal candidate will lead the development of full-stack applications, including RESTful APIs, microservices, and responsive React-based user interfaces, translating business requirements into secure and maintainable software solutions.

Key Responsibilities:

Design, develop, test, deploy, and support highly scalable enterprise applications using Java, Spring Boot, React, and modern open-system technologies Lead the development of full-stack applications, including RESTful APIs, microservices, backend services, and responsive React-based user interfaces Translate business and technical requirements into scalable, maintainable, and secure software solutions Design and implement cloud-ready, distributed, and service-oriented applications Develop high-quality Java applications using Spring Boot, Spring Framework, JPA/Hibernate, and REST APIs Build reusable and maintainable React components and integrate front-end applications with backend APIs Participate in application architecture and technical design activities Lead or contribute to the modernization of legacy applications into open-system, API-driven, and microservices-based architectures Develop unit, integration, and automated tests to ensure application quality and performance Perform code reviews and provide technical guidance and mentoring to junior and mid-level engineers Troubleshoot complex application, integration, performance, and production issues Collaborate with product owners, business analysts, architects, and other technology teams Participate in Agile/Scrum ceremonies Implement secure coding practices and support CI/CD pipelines Monitor application performance and identify opportunities for improvement Create and maintain technical documentation, architecture diagrams, and API specifications Stay current with emerging technologies and recommend improvements Primary Requirements:
Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent experience 7+ years of software engineering experience with enterprise application development Strong hands-on experience with Java and Spring Boot Strong experience developing RESTful APIs and microservices Professional experience with React, JavaScript, HTML, and CSS Strong understanding of object-oriented programming, design patterns, data structures, and software engineering principles

Experience with relational databases and SQL, such as Oracle, PostgreSQL, or SQL Server

Experience with Git and modern source-control practices

Experience with unit testing and automated testing frameworks Experience working in an Agile/Scrum software development environment Strong troubleshooting, analytical, and problem-solving skills Ability to work independently while collaborating effectively with cross-functional teams Strong verbal and written communication skills Desired

Skills:

Experience designing and developing cloud-native applications using AWS, Azure, or Google Cloud

Experience with microservices architecture, event-driven architecture, and distributed systems

Experience with Docker, Kubernetes, and containerized application development

Experience with messaging and streaming technologies such as Kafka, RabbitMQ, or IBM MQ

Experience with CI/CD and Dev Ops tools such as Jenkins, Git Hub Actions, Git Lab, or Azure Dev Ops

Experience…