Senior Software Engineer; NodeJS​/Angular​/AWS

Description

Hybrid 3 days onsite / 2 days remote in Rockville, MD

Our client seeks 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 technical strategy, and use AI-assisted development tools with sound review practices. You will support production systems, address technical risks proactively, and collaborate with internal and external partners to deliver high-quality outcomes aligned with investor protection and market integrity.

We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $60.00 to $70.00/hr. w2

Responsibilities

• Design, develop, and maintain applications that ingest multiple data sources and surface insights through correlation and analysis with attention to code quality and performance.
• Provide technical leadership and mentorship and guide effective, responsible use of AI-assisted development tools.
• Participate in architecture discussions, contribute to technical strategy, and define technical solutions or operational processes with measurable impact.
• Identify and resolve technical risks and cross-team dependencies early to ensure timely, high-quality delivery.
• Support production systems and troubleshoot complex issues, simplifying code and infrastructure to reduce maintenance and migration costs.
• Apply computer science fundamentals, including algorithms, problem solving, complexity analysis, and data structures.
• Use AI-assisted development tools with judgment to review generated output for correctness, security, and quality.
• Build productive relationships with senior internal and external partners, align on priorities, and collaborate in support of investor protection and market integrity.

• Proficiency in Java, Spring Framework, Spring Boot, Spring Security (OAuth2 and LDAP), Hibernate, Python, and Node.js with strong object-oriented design, RESTful API design, and microservices architecture.
• Experience with relational databases such as PostgreSQL and Microsoft SQL Server and No
  
  SQL databases such as DynamoDB, MongoDB, and Cassandra.
• Hands-on with AWS services including EC2, S3, Lambda, SES, SQS, SNS, RDS, ECS, and API Gateway, plus Cloud Watch or Cloud Trail, IAM, VPC networking, and IaC using Terraform or Cloud Formation.
• Containerization with Docker.
• Build and test tools such as Maven, Gradle, and JUnit 5.
• CI/CD pipelines, test automation, unit testing, and software security best practices.
• Nice to have:
  Frontend experience with React or Angular, Git Lab CI/CD exposure, and experience with AI development tools such as Amazon Kiro or similar with strong validation practices.

• Bachelor's degree in Computer Science, Information Systems, or related discipline with at least seven years of related experience, or an equivalent combination of education and work experience.
• Background in system design, cloud technologies, relational and No
  
  SQL data stores, performance tuning and optimization, Dev Ops and CI/CD, test automation and unit testing, and software security.