Senior Software Engineer

Software Guidance & Assistance, Inc., (SGA), is searching for an Senior Software Engineer for a Contract assignment with one of our premier Financial Services clients in Rockville, MD or Tysons, VA
.

• Full Stack Development:
  Design, develop, and maintain scalable full-stack applications with Angular frontends and microservices-based backends, ensuring seamless integration and optimal performance.
• API & Microservices Architecture:
  Build and optimize RESTful and GraphQL APIs, design microservices architectures, and implement efficient inter-service communication patterns.
• Generative AI Integration:
  Architect and implement Generative AI solutions including LLM integration, prompt engineering, RAG (Retrieval-Augmented Generation) pipelines, and AI-powered features into production applications.
• Cloud Infrastructure:
  Design and deploy cloud-native solutions on AWS, leveraging serverless architectures, containerization, and managed services for scalability and reliability.
• Database Design & Optimization:
  Implement efficient database schemas, optimize queries, and manage both SQL and No
  
  SQL databases to support application requirements.
• Technical Leadership:
  Provide technical guidance and mentorship to team members, lead code reviews, establish best practices, and drive architectural decisions.
• AI/ML Model Integration:
  Collaborate with data science teams to integrate ML models, implement model serving infrastructure, and ensure responsible AI practices including bias monitoring and explainability.
• Performance & Quality:
  Ensure applications meet performance benchmarks, implement comprehensive testing strategies, and maintain high code quality standards.

• 7+ years of software engineering experience with full-stack development.
• Frontend Expertise: 3+ years of production experience with Angular (latest versions), Type Script, RxJS, NgRx/state management, and responsive UI design.
• Backend Expertise:
  Strong proficiency in Java and/or Python for API and microservices development.
• API Development:
  Proven experience designing and implementing RESTful APIs and/or GraphQL services.
• Cloud & Dev Ops:
  Hands‑on experience with AWS services (Lambda, ECS/EKS, API Gateway, S3, RDS, DynamoDB, etc.) and containerization (Docker, Kubernetes).
• Database Proficiency:
  
  Experience with both relational (PostgreSQL, MySQL) and No
  
  SQL (MongoDB, DynamoDB) databases.
• Generative AI
  
  Experience:
  
  1+ years working with LLMs (OpenAI, Anthropic, AWS Bedrock), prompt engineering, vector databases, and embedding models.
• Bachelor's degree in Computer Science, Software Engineering, or related field (Master's preferred).

• Experience with Lang Chain, Llama Index, or similar LLM orchestration frameworks.
• Background implementing RAG architectures with vector databases (Pinecone, Weaviate, pgvector, Open Search).
• Knowledge of fine‑tuning techniques, model evaluation, and AI safety practices.
• Experience with real‑time data processing and streaming architectures (Kafka, Kinesis).
• Familiarity with event‑driven architectures and asynchronous messaging patterns.
• Understanding of security and compliance requirements in regulated financial environments.
• Experience with microservices patterns (circuit breakers, service mesh, distributed tracing).
• Contributions to open‑source projects or technical publications in AI/ML domains.

SGA is an Equal Opportunity Employer and does not discriminate on the basis of Race, Color, Sex, Sexual Orientation, Gender Identity, Religion, National Origin, Disability, Veteran Status, Age, Marital Status, Pregnancy, Genetic Information, or Other Legally Protected Status. We are committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, and our services, programs, and activities.

Please visit our company EEO page to request an accommodation or assistance regarding our policy.