Java Python Developer Mid Level Jobs in Waldorf, MD

Mid Data Visualization Developer
Clearance: Public Trust
Location: Washington, DC – potentially 5 days onsite
Responsibilities:

• Design, develop, test, and maintain data visualizations, interactive dashboards, self service reporting environments, and user friendly interfaces.
• Create intuitive visual representations of complex datasets to support decision making and analytical use cases.
• Develop new programs and components based on specifications from engineers, architects, or senior developers.
• Update, repair, enhance, and optimize existing applications and visualization elements.
• Perform routine and intermediate coding, debugging, testing, and documentation work in alignment with established development standards.
• Ensure data accuracy, security, and reliability across all visualization workflows.
• Partner with data analysts, business stakeholders, and developers to understand data context, requirements, and desired outcomes.
• Recommend effective visualization methods and best practices for presenting information to end users.
• Translate technical concepts into clear, user focused communications.

Required Qualifications:

• 3–5 years of experience in programming, data visualization, or related technical roles.
• Ability to independently deliver routine to moderately complex development tasks
• Strong analytical, debugging, and problem solving skills.
• Demonstrated experience building dashboards and reports in Tableau or Power BI.
• Intermediate SQL for querying, validating, and transforming data.
• Working knowledge of JavaScript, HTML, and CSS; exposure to frameworks or libraries such as AngularJS, D3.js, Chart.js, or jQuery.
• Ability to convert raw or semi structured data into clear, effective visual products.
• Understanding of UI/UX principles, including layout, accessibility, and user focused design.
• Familiarity with structured and unstructured data formats (e.g., relational tables, JSON, Parquet).
• Strong communication skills and experience collaborating in cross functional environments.
• Awareness of best practices for data accuracy, integrity, and security.

Preferred Qualifications

• Experience working with SAP BusinessObjects for reporting.
• Proficiency with additional programming or data languages such as SQL and Python.

Education:

• Associate’s degree in computer science, Information Systems, Data Analytics, or a related field. Bachelor’s degree preferred.

Clearance:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Public Trust clearance is required.
Compensation and Benefits
Salary Range: $120,000 - $150,000 (Compensation is determined by various factors, including but not limited to location, work experience, skills, education, certifications, seniority, and business needs. This range may be modified in the future.)
Benefits: Gridiron offers a comprehensive benefits package including medical, dental, vision insurance, HSA, FSA, 401(k), disability & ADD insurance, life and pet insurance to eligible employees. Full-time and part-time employees working at least 30 hours per week on a regular basis are eligible to participate in Gridiron’s benefits programs.
Gridiron IT Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status or disability status.
Gridiron IT is a Women Owned Small Business (WOSB) headquartered in the Washington, D.C. area that supports our clients' missions throughout the United States. Gridiron IT specializes in providing comprehensive IT services tailored to meet the needs of federal agencies. Our capabilities include IT Infrastructure & Cloud Services, Cyber Security, Software Integration & Development, Data Solution & AI, and Enterprise Applications. These capabilities are backed by Gridiron IT's experienced workforce and our commitment to ensuring we meet and exceed our clients' expectations.