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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Back-End Developer, Senior/Mid - **Company:** Semper Valens Solutions, Inc. - **Location:** Canyon Lake, TX, United States (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Agile Methodology, Artificial Intelligence, Amazon Web Services, JIRA, Bug Tracking Systems, Cloud Computing, Continuous Integration, Data Integration, Relational Databases, Python (Programming Language), PostgreSQL, Machine Learning, Apache Maven, Object-Oriented Software Development, Red Hat Enterprise Linux, Ansible, Software Engineering, Systems Integration, Test-Driven Development (TDD), Backend, Kubernetes, Restful APIs, Devsecops, Docker, Microservices - **Published:** July 17, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9037231/back-end-developer-seniormid ## About the Role * Bachelor's degree in related field required. * 10 years (Senior)/7 years (Mid) of experience in the functional area. A Master's degree may substitute for 2 years of experience. * 10 years (Senior)/7 years (Mid) of software development experience in object-oriented and scripted languages with the ability to apply several tool suites related to DevSecOps, microservices and containers. * 5 years (Senior)/3 years (Mid) of experience performing back-end web design and development. * Demonstrated experience in preparing, conducting, and documenting various systems tests and results to verify system operability and compliance with project standards and requirements. * Demonstrated experience in relational databases, RESTful API development and communication, and system integrations for Mid-level or 10 years for Senior-level. * 5 years of experience in Python and PostgreSQL for Senior-level. * 5 years (Senior)/3 years (Mid) of experience with bug tracking software (e.g., Jira). * 5 years (Senior)/3 years (Mid) of experience testing web-based applications. * 5 years of experience leading (Senior) or 3 years participating (Mid) in software development programs or projects. * Practical experience developing in a cloud environment. * 3 years of experience with the following: AWS Infrastructure, Kubernetes, and RedHat Linux. * 5 years of experience with at least five (5) of the following: Postgress, RDS, Exodus, Python, Luna, Java, Docker, OpenJDK, Ansible, Packer, Maven, Kubernetes, Red Hat * Experience with integrating data from unclassified to classified application deployments for Mid-level. Desired Qualifications: * 5 years of experience with DoW software development. * Experience using Agile Test-Driven development. * Experience integrating into DoW DevSecOps environments. * 5 years of experience with CI/CD software development. * Demonstrated experience in utilizing UX design tool suites (e.g., Sketch, InVision). * Experience structuring data so it can be integrated into machine learning technologies or AI capabilities ## Description * Provides subject matter proficiency for work described in the task. * Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. * Typical duties include analysis, planning, developing requirements documents, building functional models, developing procedures, developing functional architectures, and other related management and technical duties. * Requires expertise in specialty areas. * Shall perform engineering tasks for back-end design and development efforts including, but not limited to, developing back-end architectures to support current and new system capabilities and integrations, RESTful API development and modification, database management, and data model development and optimization. ## Related Videos - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [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) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) ## Related Articles - [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) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)