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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Developer - **Company:** Metrea LLC - **Location:** Washington, DC, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** .NET Framework, Application Programming Interfaces (APIs), Software Applications, Business Software, C++ (Programming Language), Database Development, Software Debugging, File Transfer, JSON, Microsoft Office, Microsoft Visio, Power BI, Simple Object Access Protocol (SOAP), SQL Stored Procedures, SQL Databases, Systems Integration, Extensible Markup Language (XML), File Transfer Protocol (FTP), Cloud Integration, Api Design - **Published:** June 6, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=08d53762ff9aa0ef ## About the Role Do you have experience in Systems integration?, Do you have a Bachelor's degree?, Metrea's Platform Technology Team is searching for a results-oriented Senior Developer with .NET, API, conversion scripts, and SQL development experience specific to ERP, SupSenioply Chain, and Maintenance business applications. Aerospace industry experience would be ideal. Primary responsibilities are focused development/support of system interfaces (APIs/SFTP), custom system features, and BI dashboards/reports. The position will require a strong technical background and good understanding of business processes, coupled with the ability to interact with all levels of personnel., * Bachelor's Degree in a related field and a minimum of 5 years' experience with API Development, .NET development, SQL, and ERP System Implementation Projects * Strong self-motivation, reliability, teamwork, and a proactive, positive approach in dynamic environments * Designed and developed integrations using APIs (REST/JSON, SOAP/XML) and file transfer methods (SFTP) * Developed and managed SQL solutions, including queries, views, and stored procedures * Built and supported ERP systems, with D365 FO experience as a plus * Developed applications using .NET and C++, with experience in custom solution architecture * Leveraged Azure Integration Services and Microsoft Synapse (preferred) for data and system integration * Created technical specifications, documentation, and system designs * Analyzed requirements and implement packaged or custom systems with a strong big-picture integration perspective * Managed multiple priorities with strong attention to detail, delivering accurately under tight deadlines * Effective usage of communication and interpersonal skill with stakeholders at all levels, and proven ability to utilize tools like MS Office (Visio preferred) to support development and collaboration In addition to the above, any of the following would be beneficial: * Must be able to accomplish any and all duties with minimal assistance * Must have excellent command of the English language; oral and written, Applicants must be legally authorized to work in the United States. Due to federal contract requirements, applicant must be U.S. citizen or Green Card holder., This is a full-time non-exempt position with typical working hours of Monday through Friday, 9:00 a.m. to 6:00 p.m. CST. Hours and work shifts may change in accordance with department and business needs. Exempt Employees must have the ability to be on-call and available, as business needs require. ## Description * Participate in project planning activities, specifically, scoping of new development initiatives * Work closely with project team and end users to gather information specific to interfaces, conversions, enhancement needs, and BI dashboards/reports needs * Create technical specifications * Create table/field level mapping between systems required to develop interfaces and conversion scripts * Develop and support interfaces (including APIs/SFTP) between our ERP system and aircraft flight operations, logistics, and maintenance systems, along with integrations with third party solutions * Develop conversion scripts, when required * Develop custom code that is scalable and extendable * Develop SQL views to support Power BI dashboards/reports * Debug production issues ## Related Videos - [API Design - Getting Started](https://www.wearedevelopers.com/videos/33-api-design-getting-started) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Beyond Dashboards: Fixing Text-to-SQL with Semantic RAG](https://www.wearedevelopers.com/videos/2036-beyond-dashboards-fixing-text-to-sql-with-semantic-rag) - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)