Senior Software Engineer

We have an opening for a Senior Software Engineer C++ , 8+ years of experience, specializing in numerical algorithms, numerical modeling programming, and Windows desktop application development in the Winter Springs, FL office. The successful candidate will be part of our Software Development Team and will assist in maintaining, enhancing, and creating new features for our cloud‑based SaaS platform and desktop application, working closely with our Software Engineers and the Water Resources Engineering Team. The candidate’s initial primary focus will be learning and supporting the architecture of the existing codebase. Ultimately, the candidate will be optimizing the existing system and adding new features. Streamline Technologies Inc. is a software development firm located in the Orlando area of Central Florida specializing in water resources engineering applications. Our philosophy and reputation are built on providing innovative software solutions such as the widely used hydrodynamic stormwater model, StormWise (formerly ICPR ®). Our stormwater and flood forecasting models include complex mathematical models that simulate the rainfall‑runoff process, drainage systems, flooding and flood forecasting, groundwater flow, water quality impacts, and green stormwater infrastructure. Our applications center around a geospatial graphical interface that utilizes aerial imagery, thematic‑based polygon map layers, and terrain surfaces. We pride ourselves on hiring the best and brightest in our field. At Streamline, we work in an atmosphere of cooperation and mutual respect, and as a company, we embrace a high standard of both external and internal accountability. We value safety, integrity, quality service, business success, and most importantly, our employees. Responsibilities Architect and optimize high‑performance C++ simulations that model real‑world hydrology Help evolve our Windows desktop applications and cloud‑based SaaS offering Tackle hard problems: computational efficiency, numerical stability, large‑scale data Collaborate directly with water resource engineers to translate science into code Participate in code reviews, technical documentation, unit testing, and continuous improvement of engineering practices Required Skills Strong proficiency in modern C++ (17+) Proficiency in developing and maintaining Windows desktop applications (e.g., WinForms, MFC, Win32, Qt, or similar frameworks) Solid foundation in numerical methods, algorithms, and scientific or engineering computing Experience with Git, branching strategies, CI/CD pipelines, and modern software engineering best practices Practical experience with unit testing frameworks (GoogleTest, Catch2, or similar) and writing testable code Ability to communicate complex technical concepts clearly to cross‑functional and non‑technical stakeholders Experience with .NET C# Nice to Have Experience with parallel computing or GPU programming (CUDA, OpenCL, DirectX) Background in hydrologic modeling and water resource engineering Strong debugging skills using Visual Studio, VS Code, profilers, memory analyzers, and diagnostic tools Experience writing internal technical documentation or contributing to architecture roadmaps Experience Minimum of 8 years of software development experience A Bachelor’s or Master’s degree in Computer Science, Mathematics, Physics, a related field or demonstrated experience in building numerical modeling software, preferably in the field of fluid dynamics as it applies to stormwater modeling Employment Eligibility Applicants must be currently authorized to work in the U.S. on a full‑time basis. We are unable to sponsor or take over sponsorship of employment visas. Physical Demands The physical demands are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. Work is performed in an office setting. Hand‑eye coordination is necessary to operate a computer, keyboard, and mouse. The use of a telephone headset will allow for virtual communication with team members through Zoom and/or Microsoft Teams. While performing the duties of this job, the employee is often required to sit for prolonged periods, use hands/fingers to handle, feel, or operate objects, tools, or controls, reach with hands and arms, speak, and hear. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus. Equal Employment Opportunity Streamline is committed to providing equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, or individuals with disability. Streamline is an Equal Opportunity Employer. #J-18808-Ljbffr WGI