Senior Fullstack Developer (Hypergiant)

 This position requires an active U.S. national security clearance and the ability to obtain one. To learn more about the security clearance process please access this link. Additionally, travel may be required to customer and subcontractor sites as well as other office locations.
This position required travel to Hawaii, 30% out of the year.

Accelint is a mission-driven technology company focused on strengthening national security and supporting critical industries. We build the technologies that help operators and organizations see what’s happening, make faster and better decisions, take action with confidence, and stay ready for what comes next. Our work includes advanced sensors, autonomous systems, mission command and control software, AI-enabled training and simulation, and tools that improve logistics, maintenance, and overall readiness.  

For nearly 30 years we have supported military and civilian agencies across the Department of Defense, U.S. allies and partners, and essential industries. When you join Accelint, your work directly contributes to protecting national security and strengthening the systems our society depends on.  

Accelint brings together the talents of Hypergiant, Forward Slope, Systems Innovation Engineering, SoarTech, and Highbury Defense Group under one mission, with each entity contributing deep expertise in its domain. This role is part of our Hypergiant division, which specializes in mission command interfaces and command-and-control software. Hypergiant builds intuitive, operator-focused tools that give teams clarity, improve coordination, and accelerate decision-making in complex environments.   

Role & Responsibilities 

• Build and maintain React-based applications for cloud and local deployment  
• Develop server-side / back-end application logic and database schema that integrate the work of front-end developers 
• Contribute to the development and maintenance of reusable component libraries and shared codebase 
• Write high-quality code, applying best practices, coding standards, and design patterns 
• Participate in the entire software development lifecycle, including requirement gathering, design, development, testing, and deployment, using an agile, iterative process 
• Participate in code reviews and ensure code quality through effective testing strategies 
• Collaborate with developers, designers, testers, project managers, product managers, and project sponsors 
• Communicate tasking estimation and progress regularly to a development lead and product owner through appropriate tools 
• Ensure seamless integration with backend systems, including databases and messaging systems 
• Team with other developers, fostering a culture of continuous learning and professional growth 
• Collaborate with developers, designers, testers, project managers, product managers, project sponsors, and end users.  

Required Experience 

• At least 8+ years of professional full stack web development experience (5+ with a STEM B.S.) with a focus on React (other Javascript frameworks are a plus) 
• Develop and optimize APIs to handle high-volume, data-driven workloads. 
• Able to develop organized, accessible, and performant apps using JavaScript, typescript, advanced CSS, and HTML 
• Solid understanding of application architecture, and concepts like asynchronous programming, closures, types, and ES6 
• Demonstrated familiarity with cloud platforms and deployment strategies (cloud architect or operations certification is a plus) 
• Proficient with version control systems (e.g., Git) and effective collaborative development workflows  
• Experience managing robust build & test tools and implementing workflow automations (e.g., Jest, Rollup, Webpack, Babel) 
• Experience with database technologies (e.g., SQL, NoSQL) and messaging systems (e.g., RabbitMQ, Apache Kafka) 
• Must be a US Citizen and eligible to obtain and maintain a US Security Clearance. 

Preferred Experience 

• Strong proficiency in Python, with working knowledge of Java and Bash scripting
• Experience building full-stack web applications, particularly using React
• Experience with state management libraries such as Redux or React Context API
• Experience with CSS-in-JS solutions (e.g., Styled Components, Tailwind CSS modules)
• Design-minded attention to detail in user interface implementation
• Familiarity with WebGL-based libraries such as ThreeJS, Deck.gl, or Mapbox GL JS
• Experience with data engineering and data pipeline development
• Hands-on experience with databases and data platforms (e.g., PostgreSQL/PostGIS, MongoDB, Redis, DuckDB, Neo4j)
• Experience with messaging systems and stream processing (e.g., Kafka, Pulsar, RabbitMQ, KsqlDB)
• Strong knowledge of data modeling and database optimization
• Familiarity with data serialization formats (JSON, GeoJSON, YAML, XML)
• Familiarity with cloud-native geospatial formats such as GeoParquet or GeoArrow
• Experience with geospatial information systems (GIS)
• Experience with containerization and orchestration technologies (Docker, Docker Compose, Kubernetes, RKE2, MicroK8s)
• Experience with version control (Git) and CI/CD pipelines (e.g., Jenkins)
• Strong problem-solving skills and pragmatic engineering mindset
• Demonstrated ability to learn and adopt new technologies
• Ability to travel as needed
• Active Security Clearance

Clearance Requirements 

Some positions will require access to U.S. National Security information.  Positions that require this access will be required to receive and maintain a U.S. government personnel security clearance (PCL).  In order to qualify for this position, the candidate must be a US Citizen and either currently possess this National Security eligibility or be able to complete the investigation application process with a favorable determination and maintain that eligibility throughout their employment. To learn more about the security clearance process please access this link.  

EEOC & Know Your Rights 

Accelint companies are Equal Opportunity Employers. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, status as a protected veteran or any other status protected by applicable federal, state, and local law. We ensure that all employment decisions, including hiring, promotion, compensation, and other terms and conditions of employment, are based on merit, qualifications, and business needs. For more information about your rights, please review the "Know Your Rights" poster from the Equal Employment Opportunity Commission (EEOC). Know your Rights: English Spanish 

Pay Scales & Benefits 

The listed pay scale reflects the broad, minimum to maximum, pay scale for this position for the location for which it has been posted and is not a guarantee of compensation or salary. Other compensation considerations may include, but are not limited to, job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, or other applicable factors. 

Benefits include… 

• Paid Time Off 

• Paid Company Holidays 

• Medical, Dental & Vision Insurance 

• Optional HSA and FSA 

• Base and Voluntary Life Insurance 

• Short Term & Long-Term Disability Insurance 

• 401k Matching 

• Employee Assistance Program