Software Engineer; Python & Java- Customs and Border Patrol

Software Engineer (Python & Java)

Ellumen, Inc. is looking for a talented and versatile Mid-Level Software Engineer to join our development team. In this role, you will be instrumental in maintaining and optimizing our core applications.

We are looking for a developer who is comfortable working across different technology stacks. You will leverage Java for our production level chatbot services and Python for our agile backend services and text processing tasks. This is a unique opportunity to work in a hybrid environment where you can expand your skills in full-stack development and emerging AI technologies.

US Citizenship and clearance required

• Design & Development: Write clean, scalable, and efficient code using both Java (Spring Boot/Jakarta EE) and Python (Django/FastAPI) frameworks.
• System Integration: Maintain and improve existing legacy Java systems while developing new microservices and integration layers using Python.
• System Maintenance: Apply bug fixes to Python and Java backend systems.
• Full Lifecycle Engineering: Participate in the full SDLC, including requirements analysis, system design, coding, unit testing, and deployment.
• Code Quality: Conduct peer code reviews and ensure adherence to best practices and coding standards.
• Collaboration: Work closely with Technical Lead, designers, and other engineers to deliver high-quality software features.
• Troubleshooting: Diagnose and resolve performance bottlenecks and bugs in a complex production environment.

• Experience: 3-5 years of professional software development experience.
• Core
  
  Languages:
  
  
  • Strong proficiency in Python (scripting, backend development, data handling).
  • Proficiency in Java (object-oriented design, multi-threading, JVM tuning).
• Database Knowledge: Solid understanding of relational databases (Postgre
  
  SQL, MySQL).
• API Development: Experience designing and consuming RESTful APIs and/or Graph
  
  QL.
• Tools: Proficiency with version control (Git), CI/CD pipelines (Jenkins, Git Hub Actions), and containerization (Docker).
• Education: Bachelor's degree in computer science, Engineering, or relevant industry experience.

• Frontend Development:
  
  Experience with
  Angular (Type Script) for building dynamic user interfaces and connecting them to backend services.
• Generative AI & LLMs: Experience using Python libraries (e.g., Lang Chain, OpenAI API, Hugging Face) to create Generative AI solutions
  , chatbots, or RAG (Retrieval-Augmented Generation) systems.
• Cloud Services: Experience deploying applications on AWS, Azure, or Google Cloud Platform.
• Chatbot: Experience implementing and maintaining conversational chatbot using Rasa 3.

• A Problem Solver: You enjoy digging into complex issues and finding efficient solutions.
• A Continuous Learner: You are curious about new technologies (like AI/ML) and eager to integrate them into practical workflows.
• A Team Player: You communicate clearly and collaborate effectively with both technical and non-technical stakeholders.