Back End Developer
Calvert Systems Engineering Inc
Job Description
Job Description
Back End Developer
Location: STRATCOM J2, Offutt AFB, NE
Minimum Clearance Required: Top Secret/ SCI
This role requires an active, fully-adjudicated US Government Security Clearance at the Top Secret/SCI level. US Citizenship is required to hold a US Government security clearance. Candidates without the appropriate clearance are not eligible to be considered.
Travel: up to 10%
As a Back End Developer, you'll provide assistance and analytic support with aspects if knowledge management/web development and best practices for information sharing to support operations at USSTRATCOM. This role will support business process automation using tools such as O365 to streamline workflows, collate data, and optimize organizational processes. You will apply hands‑on development experience with JavaScript, Python, JSON, REST interfaces, and SQL to modify APIs and integrate backend capabilities, while using web design tools and workflow technologies to build customized forms and automate information collection. This role will manage data security requirements on classified networks, apply authentication protocols, support cloud‑based application development, integrate multiple data sources into unified dashboards, and conduct customer surveys to refine solutions for geographically dispersed users. You will also troubleshoot technical issues, perform administrative duties in a joint environment, train users on new applications, apply technology to improve business functions, and communicate complex technical concepts clearly to senior leaders.
Who You Are and What You Need:
- Bachelor's degree in Data Analysis or related field
- OR equivalent experience
- 3+ years of experience in Data Analysis
- At least 3 years of experience with the following: O365, JavaScript, Python, JSON/JSONP, REST calls, SQL
- 3 years of experience with web design using Notepad++, SharePoint Designer or similar programs.
- Working knowledge of Visual Studio is a plus
- Ability to create workflows and web-based forms using XSLT, XSL-FO, Java, JavaScript, Perl, Python, shell scripting, and/or node.js
- 3 years' exposure and experience with DoD Data Security Management practices on classified networks.
- Security+ certification highly desired, but may substitute equivalent experience for the right candidate
- Ability to demonstrate data integration from 2 or more sources into a single location with dashboard with filter and search features.
What You Will Do:
- Build and conduct customer surveys to gather feedback and requirements to improve processes and applications to increase information sharing and collaboration among geographically separated organizations.
- Use analysis, problem solving, and the ability to troubleshoot technical issues associated with individual web development efforts, web page rendering, latency and authentication/access issues.
- Administer web services for information management and knowledge management functions using Microsoft Office365 suite of applications.
- Train and educate customer base on existing, newly established, and implemented applications, to include documentation such as training materials, Standard Operating Procedures (SOPs), and flowcharts.
- Use technology to streamline unique business processes for the overall benefit of an organization. Demonstrated experience with Information Management (IM) / KM intelligence tools, processes, and activities is highly desired
What We Offer:
- Comprehensive benefits including health, dental and vision for the employee and family
- 401k Plan with a company contribution; fully vested immediately
- Company paid Life and AD&D insurance
- Company paid Short-Term and Long-Term Disability insurance
- Flexible Spending Accounts
- Paid Time Off (PTO)
- 10 paid holidays
- Employee Assistance Program
- Tuition Reimbursement
Who We Are:
Calvert Systems is a Service-Disabled Veteran-Owned Small Business headquartered in Bellevue, Nebraska, with operations in twelve states including the District of Columbia. With over 20 years of trusted support to the Department of Defense, Calvert combines the strength of deep mission expertise, a workforce composed largely of veterans, with the values of a family business culture. Our team is committed to exceeding customer expectations by leveraging a rich blend of operational experience, technical excellence, and a strong commitment to service.
Calvert Systems Engineering provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
- ...Generative AI / Backend Developer Remote (US-Based) Are you passionate about building AI-powered products and shaping the future of cybersecurity? Our client, a cutting-edge startup focused on AI-driven application security, is looking for a Generative AI...SuggestedRemote workFlexible hours
- Immigration runs on data scattered across a dozen government systems and nearly impossible to navigate alone. Lawfully turns it into clarity . We bring that data into a clean, live case timeline that millions of immigrants — and the law firms serving them — depend...Suggested
- ...Full Stack Developer Location: Omaha, Nebraska Employment Type: Full-time with DynPro About the Role DynPro is looking for a hands-on Full Stack Developer to build and enhance modern business applications. You will work across frontend interfaces, backend...SuggestedFull time
$49 - $53 per hour
...on experience) Must haves: ~3–5+ years as a full stack developer ~ Proficiency with Apex and/ or Java ~ Proficiency in Apex... ...modern, cloud‑based applications across both the front‑end and back‑end. The ideal candidates bring strong full‑stack experience,...SuggestedContract workImmediate startRemote work$100k - $120k
...Holdings Inc. Job Description The Senior Full-Stack Web Developer designs, builds, and supports scalable, highquality web... ...Design and develop modern 3tier web applications across front-end, backend, and data layers Build and maintain RESTful APIs, system...SuggestedWork at officeLocal areaRelocationFlexible hours$103k - $143k
...data, and system integrations. Responsibilities: Build and maintain web applications across frontend and backend systems. Develop user interfaces, backend services, and database functionality that support business workflows. Connect application components and...Full time- Full Stack / Backend Developer (Backend-Focused) Location: Newark, NJ area Employment Type: Contract-to-Hire (W2) Requirements: Experience... ..., JSON, JDBC Experience with AWS AgentCore Unit, interface, and end-user testing concepts and tooling (functional and non-functional...Contract work
- ...ship is the first version of itself. The role You'll own features end-to-end across a TypeScript codebase on both sides of the wire: a... ...than mocks. We document architecture decisions in a source-backed project wiki that both engineers and AI agents rely on, and we treat...Remote work
- Company DescriptionCareer Guidant is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Career Guidant is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled...Permanent employmentFull timeH1b
- ...Strong engineering judgment with the ability to make pragmatic architectural and implementation decisions when requirements are still developing. Quality-focused approach to software development, including reliability, maintainability, testing, observability, and...Remote work
- UI Engineer (Contract) Remote (Open to NY, West Coast, and Pittsburgh, PA) This role pays around $55/hr on W2 About the Role We are seeking a highly experienced, senior-level UI Engineer for a dynamic contract engagement. In this role, you will split your time between critical...Contract workRemote work
- ...is the detail requirement. Job Title: Java Architect Location: Omaha, NE (Onsite) Key Responsibilities: - Design and develop scalable Java-based backend systems. - Architect and guide the integration of frontend technologies (e.g., Angular, React, Vue.js...Full time
- ...Position: SME. Java Fullstack Developer Location: Omaha, NE (100% Onsite) Job type: Contract Exp Level: Min 15+ Years. STANDARD SKILLSET ROLE: JAVA FULL STACK DEVELOPER MUST HAVE: JAVA 8/17, SPRING BOOT, LINUX INTERMEDIATE, OPENSEARCH, SOLR,...Contract work
- ...team that values ownership, thoughtful engineering, and rapid product development. This Role Offers Direct involvement in developing AI enabled mobile experiences from concept through production. Collaboration with backend, product, and machine learning...Remote work
- ...with product and design teams (ex-Google/FB/Apple/Microsoft) to develop, test, and launch new features and improvements for our... ...technologies and best practices. Develop and maintain both front-end and back-end components, ensuring seamless integration and optimal...Full time
- ...Mobile (React Native)What does a successful Senior Software Engineer, Mobile (React Native) do?You will be responsible for designing, developing, and maintaining cross-platform mobile applications for iOS and Android using React Native, TypeScript, and modern mobile...Full timeTemporary workH1bMonday to Friday
- ...software testing. The ideal candidate will be responsible for developing robust automation frameworks, executing automated test suites,... ...scripts. Execute functional, regression, integration, API, and end-to-end testing. Develop automation solutions using Selenium,...Full time
$226.67k - $273.1k
...fast an idea becomes working software. Our engineers own problems end to end, work directly with product and design, and ship fast.... ...architecture decisions — you work with product and design as a peer, push back when the technical tradeoffs are being underweighted, and you're...Work at officeRemote workFlexible hours$215k
...progressed through software engineering into senior leadership, maintaining a strong understanding of modern Microsoft technologies while developing expertise in organizational management, engineering operations, and large-scale software delivery. Experience managing this...Full timeRemote work- ...Thanks!If interested then please send me your latest resume along with current & expected salary.Job Title : JAVA or J2EE Front End Developer (with experience on Java 1.6+, Spring, Hibernate, AngularJS, Web Services etc.)Job Location : Omaha, Nebraska (Omaha is a city in...Full timeH1b
- Job Description Job Description Job description About Us: We are seeking a self-motivated and enthusiastic Vehicle Sales Representative to join our dynamic sales team at Auto World. This is a full-time hybrid position that would have you splitting your time between...Full time
- ...Job Title: .NET Backend Developer – ERP & Integration Focus Location: Omaha, NE Experience Level: 4+ years Pay rate : $32.00/hr. on W2 Job Description: We are seeking a skilled .NET Backend Developer with experience in building microservices, console applications...Contract work
- Company DescriptionSonSoft is an IT Staffing and consulting firm and duly organized under the laws of Commonwealth of Georgia. We are growing at a steady pace with specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled...Contract workH1b
- ...petabyte-scale clusters and architect resilient, high-performing sharded environments under heavy production load.What you'll do:Lead end-to-end MongoDB performance optimization including query tuning, execution plan analysis, and index designDesign and implement...Full timeWork at officeNight shift
$105k - $207k
...partner with clients to transform finance. Recruiting for this role ends on 10/02/2026. Work you'll do As a Senior Consultant, Technical... ...at ****@*****.***. Recruiting tips From developing a stand out resume to putting your best foot forward in the...Local area- ...Job Description Job Description Description: Midland Scientific is growing! And we’re looking for a Senior Agentic AI Developer who can help us scale that growth without simply adding more people to every process. This is a hands-on opportunity for an experienced...Work at office
$82k - $137k
...North American Sports product team. This team develops insightful analytics and Recruit products... ...-functional squad, you'll own quality end-to-end — building the strategies and automation... ...dig to root causes of complex problems, back your findings with data, and measure...Work at officeLocal areaRemote workFlexible hours$30 per hour
...(lift) Certified - This can be provided on-site if needed. What is the duration of the project? o Substantial completion is the end of November What are the normal hours of work? o 7-3:30 Will there be any OT expected? o Not planning on any OT at this time...Contract workTemporary work- ...Role: Senior Mainframe Developer Location: Omaha, NE (Onsite – 5 days a week) Job Description: We are seeking a skilled Mainframe Developer with strong experience in COBOL, CICS, JCL, DB2, and VSAM to support the development, enhancement, maintenance, and production...Permanent employment
- ...Scale's government customers by scoping and developing onsite solutions. Our scalable, high-performance... ...data pipelines and agents. ~ Implement end-to-end data integrations, syncing customer's data to Scale's platform and back. ~ Deploy and maintain Scale software at...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Back End Developer. Be the first to apply!






