Full Stack Software Development Engineer

Job DescriptionJob Description

Who We Are

Stored Energy Systems (SENS) is an award-winning manufacturer of premium quality power conversion products located in Longmont, CO. In business for over 50 years, SENS is the market leader with a proven track record of providing highly reliable battery chargers, DC power systems, and related products to industrial markets. For more information on our company please see our web site at www.sens-usa.com.

Summary

We are seeking a talented and enthusiastic Full Stack Software Development Engineer, with experience developing mobile, desktop, and web applications, to join our software engineering team. This individual will develop and maintain robust applications and tools, to support the development of setup utilities, data monitoring applications, industrial battery chargers, engine starting systems, and DC back-up power systems across a wide power range (150W to 100kW+).

Responsibilities

• Design, develop, test, and deploy applications across various platforms (mobile, desktop, and web applications).
• Create intuitive user interfaces providing seamless customer experiences.
• Design, build, and maintain database schemas, queries, and migrations.
• Test, troubleshoot, debug, and resolve technical issues.
• Contribute to product architecture and software component design with an emphasis on code and DLL commonization and reuse.
• Serve as a technical expert and a product expert for the team with in-depth knowledge of the SENS hardware products, their integration with SENS software, and how the end customer will interact with them.
• Participate in the full life cycle of product development including requirement definition, project planning, design, implementation, test, and maintenance.

Required Qualifications

• Bachelor’s or master’s degree in electrical engineering, computer engineering, computer science, or a similar related field with 10+ years of industry experience.
• Mastery of computer programming, web frameworks, and IoT protocols including ASP.net, C#, Blazor, MQTT, and JavaScript.
• Expertise in the setup, formatting, and querying of databases.
• Experience creating, running, and deploying containerized applications (Docker).
• Deadline driven individual with an emphasis on releasing application features to the end customer.
• In-depth experience working in an Agile, Product Management, and DevOps software environment.
• Flexible team player who actively establishes and maintains effective working relationships and who is willing to multi-task and help wherever needed.

Qualifications

• Experience working with cloud platforms such as AWS or Azure.
• Experience working with and interacting with embedded hardware or IoT devices.
• Experience with embedded software for IoT.

Location: This position is located on-site in Longmont, CO with the opportunity to work a hybrid schedule once fully trained.

Base Compensation: $145,000 - $185,000 is the projected range of annual base salary for this role depending on the candidate’s overall qualifications and experience.

Closing Date: August 31st. While we expect to keep the position open through this date, the posting may be extended or closed early based on applicant volume and hiring needs.

We offer an exciting and competitive total compensation package designed to inspire! This includes generous paid time off, holidays, as well as comprehensive benefits including medical, dental, vision, short-term , life insurance, and an outstanding 401k matching program where employees are instantly vested.

At SENS, our culture is rooted in a set of core values that reflect who we are and how we work. In a recent 2025 poll, our employees identified the values that best define us: “Innovative”, “Respectful”, “Inviting”, “Flexible”, “Collaborative”, and “Growth Driven”. Our team describes us as a dynamic, forward-thinking company where everyone has the opportunity to thrive.

At SENS, we pride ourselves on being an equal opportunity employer, fully dedicated to fostering and . We welcome all applicants, regardless of , , , , , , genetic information, , , , veteran status, or any other legally protected characteristic.

We hope you're interested in making a difference with us. Even if you don't feel that you meet every requirement listed in this job description, we still encourage you to apply.