Demo

Software Engineer Senior

E-Infosol LLC
Washington, DC Full Time
POSTED ON 12/5/2025
AVAILABLE BEFORE 2/4/2026

Salary Range:

PID: 25-14-09P-004


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


Job Type: On site


Job Summary:

We are looking for a Senior Software Engineer to:

  • Lead the design and development of the new application. 
  • Design and implement backed APIs using Java Spring Boot, build secure and responsive UIs in React, and develop optimized PostgreSQL schemas and queries.


Responsibilities:

  • Lead full-stack design and development using Java Spring Boot and React.
  • Design and implement normalized PostgreSQL schemas and entity relationships supporting system scalability.
  • Develop and maintain secure RESTful APIs for data access and integration.
  • Implement modern UI components using React, TypeScript/JavaScript, and reusable design patterns.
  • Lead and document data migration efforts, ensuring integrity and consistency between legacy and new systems.
  • Plan and execute application deployments, version control, and CI/CD pipelines.
  • Mentor mid-level developers and provide technical leadership.
  • Ensure compliance with 508 accessibility, enterprise security practices, and other practices as needed.


Required Qualifications:

  • Proven experience delivering large-scale enterprise applications from concept through deployment.
  • Bachelor's degree in information technology or related field or equivalent experience. 
  • 8 years in software development; 5 years working with Java Spring Boot; 3 years React.
  • Strong experience with PostgreSQL database design, normalization, and optimization.
  • Proven success delivering enterprise-scale web applications (10k users).
  •  Demonstrated experience leading application leading application deployments and upgrades.
  • Highly motivated and capable of leading under aggressive timelines.Troubleshoot and resolve cloud-related issues and incidents. 
  • Provide guidance and training to teams on Azure services and best practices. 
  • Stay current with the latest Azure technologies and trends to drive continuous improvement. 


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 : $185,000 - $195,000

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