TS/SCI Java Developer — Onsite Backend & API Expert (MD)

Twenty80 LLC; Annapolis (MD); On-site; USD 140,000 - 190,000; Full time

Job summary

Twenty80 LLC in Maryland is seeking a seasoned software engineer with a TS/SCI with FSP clearance to develop APIs, optimize databases, and leverage AWS to deliver mission-critical solutions. You will work across the full SDLC, building robust client- and server-side applications, designing integrations, and translating complex requirements into scalable systems.

The role is fully onsite in the Maryland area (Columbia, Annapolis, Annapolis Junction, Fort Meade) with opportunities to influence

Qualifications

• 7+ years of experience with a technical degree, or
• 11+ years of experience without a technical degree.

Responsibilities

• Develop powerful APIs and optimize backend SQL databases.
• Integrate modern AWS technologies for mission-critical software.
• Work across the full SDLC to build client-side and server-side apps.
• Design seamless integrations and intuitive user experiences.
• Transform complex requirements into scalable solutions.

Skills

Java

JavaScript

Linux

APIs

SQL

Git

Cloud AWS

Python

C#

Angular

React

Vue.js

MongoDB

Spring

OSGi

Education

Bachelor's Degree

Tools

NGINX

Spring

OSGi

Job description

Twenty80 LLC in Maryland is seeking a seasoned software engineer with a TS/SCI with FSP clearance to develop APIs, optimize databases, and leverage AWS to deliver mission-critical solutions. You will work across the full SDLC, building robust client- and server-side applications, designing integrations, and translating complex requirements into scalable systems.

The role is fully onsite in the Maryland area (Columbia, Annapolis, Annapolis Junction, Fort Meade) with opportunities to influence