Backend Developer

Salary: $75,000 - 120,000 per yearRequirements:

Expertise in C# and Java, including genericsExperience designing and developing RESTful APIsHands-on experience with messaging-based architectures such as JMS and MQTTKnowledge of networking principles, including the OSI model and WiresharkAbility to conduct UML and database modelingOrganized, detail-oriented approach and demonstrated troubleshooting abilityExperience with system-level architecture, documentation, requirements documentation, and traceabilityJavaScript (Node.js), PHP, and C++ server development skills are highly desirableExperience with team-based development using Agile principles, Jira, and Git is helpfulStrong communication and collaboration skills, with knowledge of current technologies and the ability to share ideas with teammates and customersBachelors degree requiredOne year of software development experience preferredOne year of back-end development experience preferredOne year of Java experience preferredAbility to commute to or relocate to Annapolis, Maryland, preferredThe application asks whether candidates are U.S. citizensResponsibilities: Build robust, reliable, and scalable back-end software for FinTech, IoT, health, well-being, and security applicationsParticipate in requirements gathering, technical design, Agile development, and customer interactionsApply existing skills while keeping up with current technologies, trends, and toolsAssess ambiguous requirements and work with the team to establish a clear path to project successCollaborate with system architects, front-end developers, QA teammates, customers, and industry thought leadersContribute ideas and energy to team projects and customer workTechnologies: C#CloudGitIoTSupportJIRAJavaJavaScriptMQTTPHPSecurityUMLNodeJSASP.NETMobileBackendMore: We are OpenPath Products, a software engineering and quality assurance company founded in 2001 and based in Annapolis, Maryland. We serve clients worldwide and develop products for the Internet of Things, financial technology, media streaming, and emerging technologies. This is a full-time, in-person role in Annapolis, with most deployments cloud-based; compensation is $75,000–$120,000 per year, commensurate with experience. We offer health, vision, dental, life, and long-term disability insurance, a 401(k) plan with matching, a health savings account, paid time off, parental leave, professional development assistance, referral benefits, and tuition reimbursement. We support continuous learning and advancement, and value collaboration, humility, creative thinking, and meaningful work.last updated 45 week of 2026