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.

Experience Requirements

• 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 NoSQL 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 CloudWatch or CloudTrail, IAM, VPC networking, and IaC using Terraform or CloudFormation.
• 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, GitLab CI/CD exposure, and experience with AI development tools such as Amazon Kiro or similar with strong validation practices.

Education Requirements

• 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 NoSQL data stores, performance tuning and optimization, DevOps and CI/CD, test automation and unit testing, and software security.