Senior Software Engineer — NodeJS/Angular on AWS (Hybrid)

Eliassen Group; Rockville (MD); Hybrid; USD 125,000 - 146,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

401k with company match

Life insurance

Job summary

Eliassen Group in Rockville, MD is seeking a Senior Software Engineer to design, build, and maintain data-intensive applications that ingest multiple data sources and surface insights through correlation and analysis.

You will provide technical leadership, contribute to architecture and strategy, and mentor teammates while leveraging AI-assisted development tools and best practices. The role emphasizes production support, security, and scalable architectures.

Qualifications

• Proficiency in Java, Spring Framework, Spring Boot, Spring Security (OAuth2 and LDAP), Hibernate, Python, and Node.js with strong OO design, RESTful API design, and microservices architecture.
• Experience with PostgreSQL, Microsoft SQL Server, and NoSQL databases (DynamoDB, MongoDB, Cassandra).
• Hands-on with AWS services (EC2, S3, Lambda, SES, SQS, SNS, RDS, ECS, API Gateway) plus CloudWatch/CloudTrail, IAM, VPC, and IaC using Terraform or CloudFormation.
• Containerization with Docker.
• Build and test tools: Maven, Gradle, JUnit 5.
• CI/CD pipelines, test automation, unit testing, and software security best practices.
• Nice to have: React or Angular frontend, GitLab CI/CD, AI development tools with strong validation.

Responsibilities

• Design, develop, and maintain data-intensive applications ingesting multiple data sources with insights via correlation and analysis.
• Provide technical leadership and mentorship; guide effective use of AI-assisted development tools.
• Participate in architecture discussions; define technical solutions with measurable impact.
• Identify and resolve technical risks and cross-team dependencies early for timely delivery.
• Support production systems and troubleshoot complex issues; simplify code and infra to reduce costs.
• Apply CS fundamentals including algorithms, problem solving, data structures.
• Use AI-assisted tools with judgment to review outputs for correctness, security, and quality.
• Build relationships with senior internal and external partners to align priorities for investor protection and market integrity.

Skills

Java

Spring Framework

Spring Boot

Spring Security

OAuth2

LDAP

Hibernate

Python

Node.js

RESTful API design

Microservices

Object-oriented design

AWS

Docker

Maven

Gradle

JUnit 5

Education

Bachelor's degree in Computer Science or related

Tools

Terraform

CloudFormation

GitHub Actions / CI-CD

Job description

Eliassen Group in Rockville, MD is seeking a Senior Software Engineer to design, build, and maintain data-intensive applications that ingest multiple data sources and surface insights through correlation and analysis.

You will provide technical leadership, contribute to architecture and strategy, and mentor teammates while leveraging AI-assisted development tools and best practices. The role emphasizes production support, security, and scalable architectures.