> Markdown version of [/jobs/ext/3128885-mid-software-developer](https://www.wearedevelopers.com/jobs/ext/3128885-mid-software-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mid Software Developer - **Company:** Chenega MIOS - **Location:** O'Fallon, IL, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** ASP.NET, Microsoft Word, Java (Programming Language), JavaScript (Programming Language), Microsoft Excel, Application Programming Interfaces (APIs), Agile Methodology, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Unit Testing, Bash Shell, C Sharp (Programming Language), Cloud Computing, Software Debugging, DevOps, Python (Programming Language), PostgreSQL, Linux System Administration, Microsoft Office, Node.Js, Office Suite, Standard Sql, Swagger, Service-Oriented Architecture, Shell Script, Software Engineering, Software Requirements Analysis, Software Systems, Systems Integration, TypeScript, Virtualization Technology, Web Application Frameworks, Web Services, Esri GIS (Software), Scripting, .NET Core, ReactJS, AWS Lambda, Gitlab, Kubernetes, Devsecops, Serverless Computing, Docker, Web Api - **Published:** September 28, 2026 - **Apply:** https://www.juju.com/job/16_45e8cd11 ## About the Role * Bachelor's degree and 4+ years of prior relevant experience OR * Master's degree with 2+ years of prior relevant experience; OR * High school diploma or GED equivalent and 8+ years of related experience. + Adept at leveraging a comprehensive suite of AWS services, including Amazon S3 for storage, EC2 for compute, and Lambda for serverless functions. This expertise is complemented by strong experience in Python and shell scripting to automate cloud operations and streamline infrastructure management. + Possession of an AWS Certified Developer - Associate certification is a strong plus. + Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment. + Experience with TypeScript, Node.js/Express, ASP.NET Core Web API, Swagger (Open API), C#, and Postgres + Familiarity with REST principles. + Experience with DevSecOps, including Kubernetes and Docker. + Experience with Python and .NET Core (coding, developing, designing, integrating, and debugging) + Experience with Linux Administration (including writing Bash scripts) + Experience scripting to automate AWS and RDS tasks + Experience using AWS SDK API tools to build on AWS. Lambdas, EC2, and React. + Experience implementing JavaScript, Java, and SQL * Active TS/SCI Clearance Preferred Qualifications: * Master's Degree with 2+ years of prior relevant experience Knowledge, Skills, and Abilities: * Ability to work independently and yet be effective within a team setting * Must be capable of managing multiple efforts with time-related constraints in a fast-paced contracting environment * Demonstrated ability to effectively communicate and collaborate with diverse internal and external stakeholder groups and individuals * Friendly presence, helpful attitude, good interpersonal skills, and ability to work well with others. * Excellent skills in Microsoft Word, Excel, and other Office applications * Proficient with Microsoft Office Applications, and experience working in a home office setting, as well as the ability to train end users on frequently asked technical issues. * Ability to provide technical assistance and support over the phone; good phone skills, professional demeanor, and previous customer service experience strongly desired. * Good problem-solving skills; ability to visualize a problem/situation and think abstractly to solve it ## Description Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your career to the next level! Chenega Agile Real-Time Solutions (CARS) was created with the purpose of providing integrated enterprise IT support to Federal customers both CONUS and OCONUS. CARS employs Subject Matter Experts (SMEs) with decades of experience working in the Federal marketplace., * Coding, developing, integrating, and debugging Python, React, C#, and other languages. Strong familiarity with Python Flask, Mapping, Gitlab/DevOps, and ESRI development. * Writing validation tests against existing code baselines to ensure the integrity of the code during Agile development efforts. * Assisting with unit testing. * Writing scripts to automate AWS and RDS tasks. * Performs software systems development, including the design, development, troubleshooting, and debugging of software programs for software enhancements and new software-intensive systems and products. * Participate in peer reviews and unit testing, and must be adaptable to different responsibilities. * Duties include software requirements analysis and development of software products. * This role is responsible for identifying software and hardware dependencies and capacities. * Other duties as assigned. ## Related Videos - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [You’re a great coder? 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