Demo

Senior Web Application Developer

E-Infosol LLC
Washington, DC Full Time
POSTED ON 1/6/2026
AVAILABLE BEFORE 3/6/2026

PID: 26-14-09P-000


E-INFOSOL LLC is seeking a highly motivated Senior Web Application Developer to join our innovative, customer-focused team in Washington, DC. 

 

Job Type

  • On Site

 

Summary

The Senior Web Application Developer will be responsible for designing, testing, and developing well-designed web-based software code that is testable and efficient, using best software development practices to meet user needs. This role involves recommending software upgrades for current and future systems, translating User Interface (UI)/User Experience (UX) design wireframes, ensuring software continues to function normally through software maintenance and testing, and documenting every aspect of the application, service, or environment as a reference for future maintenance and upgrades.

  • Design, test, and develop well-designed web-based software code that is testable and efficient.
  • Utilize best software development practices to meet user needs.
  • Recommend software upgrades for current and future systems.
  • Translate User Interface (UI)/User Experience (UX) design wireframes into functional web applications.
  • Ensure software continues to function normally through software maintenance and testing.
  • Document every aspect of the application, service, or environment for future reference and maintenance.
  • Collaborate with cross-functional teams to define and implement new features.
  • Write clean, well-documented, and scalable code.
  • Debug and resolve technical issues to maintain the performance and security of web applications.
  • Stay up-to-date with emerging technologies and industry trends to ensure the application remains current and competitive.

 

Qualification

  • Active Top Secret clearance 
  • Bachelor’s Degree in Information Technology, Computer Science, or related field.
  • 8 years of relevant experience 

 

Required Skills/Technologies

  • Experience with Microsoft 365 Power Platform and SharePoint.
  • Strong knowledge of front-end and back-end web development technologies.
  • Proficiency in HTML, CSS, JavaScript, and other relevant programming languages.
  • Experience with UI/UX design principles and translating design wireframes into functional applications.
  • Strong understanding of software development best practices.
  • Ability to recommend and implement software upgrades.
  • Experience in software maintenance and testing to ensure continued functionality.
  • Excellent problem-solving and debugging skills.
  • Strong communication and collaboration skills.

 

Preferred Qualifications:

  • Familiarity with modern web development frameworks and libraries.
  • Experience with version control systems such as Git.
  • Knowledge of database management and integration.
  • Understanding of web security best practices.
  • Ability to document processes and code for future maintenance and upgrades.

 

About E-INFOSOL

E-INFOSOL is a Service Disabled and Veteran Owned Small Business (SDVOSB) located in the Washington, D.C. metropolitan area. We specialize in building modern and tailored solutions to support our customers’ mission. As a mission-first organization, we deliver Subject Matter Expertise (SME) in cloud computing, virtualization, cyber security, software development and data services. We support the Intelligence Community, Department of Defense, Federal Law Enforcement, Civilian Agencies and the Private Sector.

Through strategic partnerships with top industry players such as Amazon Web Services (AWS), VMware, Microsoft and Nutanix, E-INFOSOL provide an array of IT products and solutions. Combined with our industry expertise, we deliver in-depth knowledge on Government requirements and fully understand NIST and DoD security requirements. Our expertise in the latest technologies combined with our understanding of infrastructure needs and security requirements provides the best combination for achieving innovative and secure environments for Government Agencies and Private Sector.

Career Growth

“Putting People First, Achieving our Mission Together”. E-INFOSOL is a people-first organization focusing on a positive employee culture that inspires creativity and innovation in support of our customers. With opportunities such as reimbursement and bonuses based on completion of certifications, we invest in our employees’ career growth.

 

Full Time Benefits

  • Medical – 100% company paid for employees with dependent options
  • Dental and Vision
  • Retirement Savings (401k) up to 4% match
  • Health Savings Account (HSA), FSA and DCFSA
  • Company-paid Short/Long-term disability (w/ additional supplemental options)
  • Company-paid Life and AD&D (w/ additional supplemental options)
  • Generous Paid Time Off and ALL 11 Federal Holidays
  • Legal and Identity Protection Services
  • Bonuses for certifications and reimbursement

 

Employee Perks:

  • UberOne, Company Outings (Sporting events, Happy Hours, etc.), Discounts on services including Pet Insurance

 

Company Awards:

  • SBA 8(a) Certified
  • SDVOSB
  • GSA Contract Holder
  • Inc. 5000

 

Equal Employment Opportunity Policy

E-INFOSOL LLC 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. 

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

 

Website: E-INFOSOL.com

Salary : $160,000 - $180,000

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