Senior Fullstack Developer (Backend)

Lyntris is a defense technology company that connects sensing to action across the connected battlespace. Lyntris brings together the talents of Accelint and Vitesse teams under one mission, with each contributing deep expertise within their domain. Combining differentiated hardware, software and mission expertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed, precision and confidence in contested environments.

• BS in Computer Science, Computer Engineering, Software Engineering, or equivalent professional experience. 

• Strong Python experience for backend services, tooling, networking, or automation. 

• Experience with backend system design and real-time integration patterns such as WebSockets, REST, TCP/UDP, streaming, or pub/sub. 

• Working knowledge of C++ for software integration, systems work, or performance-sensitive components. 

• Experience with Docker and Docker Compose; familiarity with Kubernetes is a plus. 

• Strong debugging skills across backend services, networking behavior, and distributed systems. 

• Ability to work across multiple layers of a software stack in support of integrated concepts and demonstrations. 

• Experience with distributed messaging systems such as Redis or Valkey pub/sub, DDS, MQTT, Kafka, or similar. 

• Experience with simulation, replay, or telemetry-heavy systems. 

• Familiarity with autonomy, robotics, or maritime system concepts. 

• Exposure to maritime or USV-related data sources such as GPS, IMU, AIS, radar, or NMEA/NMEA2000 is a plus, not required. 

• Experience with Svelte, SvelteKit, or other modern frontend frameworks is a plus. 

• Experience building map, geo, or operational interfaces is helpful but not required. 

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