Posted Apr 14, 2026
As a skilled Senior Software Engineer with hands-on Ruby on Rails expertise, you will play a crucial role in developing and maintaining the back-end infrastructure of our B2B SaaS product at Josys. Your responsibilities will include:
Collaborating with the development team, product managers, and designers to understand business requirements and contribute to technical specifications and software solutions. - Assisting in designing, developing, testing, and deploying back-end components of web applications. - Working with front-end engineers to develop APIs that facilitate smooth data flow and system interoperability. - Optimizing code, conducting testing, and following best practices to ensure the reliability, performance, and security of the application. - Learning and contributing to the development and maintenance of cloud-based infrastructure, preferably using AWS, ensuring scalability, high availability, and disaster recovery. - Collaborating with cross-functional teams to ensure successful product launches and provide support when needed. - Participating actively in Agile development practices, including sprint planning, stand-ups, and retrospectives. - Contributing to the refinement of user stories, providing effort estimations, and prioritizing tasks to ensure timely delivery. - Participating in code reviews to maintain code quality, receive constructive feedback, and adhere to best practices. - Staying updated with industry trends and emerging technologies, evaluating their potential benefits for the product and the development team. - Actively contributing to continuous improvement initiatives by suggesting process enhancements and implementing approved changes. Qualifications required for this role include:
5+ years of Ruby on Rails backend development experience. - Strong individual contributor who can join any existing project and start contributing within a week's time. - Experience in building and integrating using REST APIs in Rails. - Familiarity with async processors like Sidekiq, Resque, ActiveJob, or Shoryuken. - Understanding of Rails object-oriented programming concepts. - Familiarity with front-end technologies such as HTML, CSS, and JavaScript is a plus. - Exposure to cloud-based infrastructure, preferably AWS services, and a strong desire to learn about scalable and secure system development. - Effective problem-solving skills in ambiguous and complex technical scenarios. - Strong computer science fundamentals and automation testing technologies. - Focus on customer satisfaction and holistic user experience. - Excellent communication, collaboration, and mentoring abilities. As a skilled Senior Software Engineer with hands-on Ruby on Rails expertise, you will play a crucial role in developing and maintaining the back-end infrastructure of our B2B SaaS product at Josys. Your responsibilities will include:
Collaborating with the development team, product managers, and designers to understand business requirements and contribute to technical specifications and software solutions. - Assisting in designing, developing, testing, and deploying back-end components of web applications. - Working with front-end engineers to develop APIs that facilitate smooth data flow and system interoperability. - Optimizing code, conducting testing, and following best practices to ensure the reliability, performance, and security of the application. - Learning and contributing to the development and maintenance of cloud-based infrastructure, preferably using AWS, ensuring scalability, high availability, and disaster recovery. - Collaborating with cross-functional teams to ensure successful product launches and provide support when needed. - Participating actively in Agile development practices, including sprint planning, stand-ups, and retrospectives. - Contributing to the refinement of user stories, providing effort estimations, and prioritizing tasks to ensure timely delivery. - Participating in code reviews to maintain code quality, receive constructive feedback, and adhere to best practices. - Staying updated with industry trends and emerging technologies, evaluating their potential benefits for the product and the development team. - Actively contributing to continuous improvement initiatives by suggesting process enhancements and implementing approved changes. Qualifications required for this role include:
5+ years of Ruby on Rails backend development experience. - Strong individual contributor who can join any existing project and start contributing within a week's time. - Experience in building and integrating using REST APIs in Rails. - Familiarity with async processors like Sidekiq, Resque, ActiveJob, or Shoryuken. - Understanding of Rails object-oriented programming concepts. - Familiarity with front-end technologies such as HTML, CSS, and JavaScript is a plus. - Exposure to cloud-based infrastructure, preferably AWS services, and a strong desire to learn about scalable and secure s
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