About HTX Labs Since 2017, HTX Labs has been on a mission to accelerate the future of learning, employing immersive software training solutions and content development services for the Department of Defense to elevate the level of proficiency and preparedness of today's warfighter. HTX Labs developed the EMPACT® Immersive Learning Platform to address a growing need to modernize training, improve safety, maximize operational efficiency, and build resilience and readiness across the defense industry. HTX Labs is dedicated to driving learning innovation, providing the necessary digital infrastructure to empower users to easily create, deploy, measure, and sustain mission-specific, immersive training programs anytime, anywhere, on any device, with anyone, at scale. Description We are looking for a versatile Senior Full Stack Engineer (.NET) with a passion for building scalable and reliable applications that help us evolve our immersive learning platform, improve our customer experience, and deliver the best training experience to meet our customers’ needs. As a Senior Full Stack Engineer, you will play a pivotal role in shaping the technical vision and execution of our projects. You will contribute directly to the design, development, and deployment of scalable, reliable applications. This position requires a blend of hands-on coding expertise and collaboration with a multidisciplinary team in a fully-remote, fast-paced, agile environment. Who You Are • You are a systemic thinker You are proficient in both front and back-end coding. • You take ownership of application efficiency and reliability. • You aim to minimize production and engineering disruption. • You enjoy defining, setting, and utilizing new and better ways to design and development of software applications. • You think of the long-term ramifications of people’s decisions to best steer the product in the path of most benefit and maintainability. Responsibilities • Build tools and automation to support the CI/CD and game build processes both on premises and on cloud. • Develop highly reliable, highly scalable server-side features utilizing Kubernetes, SQL Server, Kestrel, .NET Core, and C#. • Develop web services supporting VR clients, browsers, and mobile clients. • Tune real-time server systems for reliability and performance. • Design and tune high performance transactional RDBMS as well as NoSQL. • Understand various Level 4-7 network protocols to provide the best solution for connecting to various clients. • Know when to use various inter-service patterns such as buses, message queues, and RPC. • Work with the client platform team to integrate networking technology into Unreal Engine and other client technologies. • Implement system agnostic services to support Windows or Linux servers. • Develop web apps providing administration and analytics views. • Utilize external SOAP and RESTful APIs to connect the platform to partner platforms. • Provide live ops support for services. • Work with production to help choose work for the team and individuals that maximizes their growth potential. • Architect and design software solutions with the Lead Full Stack Engineer to aid in long-term planning. • Assist product leadership with roadmap planning and estimations. • Work with the design team to provide feasibility and prototypes for proposed mockups and user stories. Qualifications • Minimum 5 years of experience as a full stack engineer • Minimum 3 years of experience with .NET Core, MVC, and SQL Server • 1-3 years of experience with Docker, Docker-Compose, and Kubernetes • 1-3 years of experience with React, TypeScript, HTML5, and CSS • Bachelor’s in Computer Science, Information Systems, related discipline, or equivalent experience • Must be authorized to work in the US Skills • Strong understanding of C# and related technologies (e.g. Linq, Entity Framework, NuGet) • Solid understanding of Test-Driven Development (TDD) practices • Hands-on experience with cloud platforms like Azure or AWS • Interest in VR and Serious Games • Team oriented and collaborative • Ability to make architectural decisions, enforce coding standards, and drive technical excellence across the team • Strong communication and interpersonal skills, fostering collaboration with cross-functional teams • Ability to manage competing priorities, ensuring timely and high-quality project delivery This is a Contract-to-Hire position. Compensation: $52-60/hr Work Location: Remote Reporting Structure: Reports directly to the Lead Full Stack Engineer Benefits • Flexible Schedule • Health, Dental, and Vision Insurance • 401k Match • Unlimited Paid Time Off We’re constantly working towards making HTX Labs the best place to work, for everyone. We believe deeply that bringing together diversity of thoughts, perspectives and expression is key for building the best product for our equally diverse community. We celebrate uniqueness and whatever makes you, you and encourage everyone who wants to help us transform the way the world learns, to join us on our journey. We value all types of experiences. If you don’t think you quite meet every qualification, we’d still love to hear from you. We are interested in qualified candidates who are eligible to work in the United States. We are not able to sponsor work visas at this time. htx.recruiting@htxlabs.com The Pay Range For This Role Is 52 - 60 USD per hour(Remote (United States))