Senior Full Stack Engineer (Heavy Backend / AI-Assisted)

Randstad

Location: McLean, Virginia

Employment Type: W2, 1099, Full-Time

Candidate Pay Rate: $63 per hour

Experience: 5+ years

This role is for a Senior Full Stack Engineer with heavy backend focus, utilizing AI-assisted development tools.
The position involves leading end-to-end software development, performance optimization, collaborative solution delivery, and production support.
The ideal candidate will have strong proficiency in Java, databases, and modern frameworks, along with experience using Gen AI and coding agents.

End-to-end software development including analysis, planning, architecture, design, development, automated testing, deployment, and maintenance using industry best practices and security standards.
Performance optimization - analyze system performance, identify bottlenecks, and implement solutions to enhance application efficiency and scalability.
Collaborative solution delivery - partner with business stakeholders to gather requirements, leverage proof of concepts for technical decisions, and implement solutions with cross-functional teams.
Production support and maintenance - support applications across environments, resolve critical issues, and fulfill ad-hoc requests to ensure seamless business operations.

5+ years of professional software development experience.
Strong proficiency in Java (Java 8 or above) including I/O, Multithreading, Collections, Generics, Lambda.
Strong database skills with very good understanding of RDBMS (MS SQL or PostgreSQL) and ability to write advanced SQL queries with thorough understanding of JOINs and performance tuning.
Experience with Gen AI tools and AI Coding Agents (e.g., Claude Code, Codex).
Experience using at least one Coding Agent enabled IDE (e.g., VSCode, Amazon Kiro).
Strong analytical skills and ability to communicate ideas effectively.
Open minded and motivated team player.
Proficiency working with Docker containers and understanding of application lifecycle management.
Ability to use a CI/CD pipeline (e.g., JIRA, Jenkins) to deploy applications.
REST API Web Services and GraphQL API query language.
Strong proficiency in Spring Core, MVC, Spring Boot, Spring Security, Spring Data JPA, Dependency Injection, DAO, JTA, JDBC.
Proficiency in HTML, JavaScript, CSS, jQuery, Angular 9 or above.
Experience with Apache Tomcat, Jetty Server.
Experience with Maven, Gradle, JUnit/Mockito, Cucumber.
Knowledge of Design Patterns like MVC, Singleton, Session, Facade, Factory, DAO, DTO.
Proficiency in XML technologies and XML parsers, as well as JSON technologies.
Experience with ORM framework Hibernate.
Experience with streaming technology Kafka.
Experience with AWS EKS.

To apply for this exciting opportunity, please contact:

Recruiter Contact: Show email

Phone: View phone number on product.excelhire.com

Update Your Resume: Please add any missing skills or certifications that align with the role.
Apply Online: Click the "Apply" button at the end of the job description and complete the required details.
Submit Supporting Documents: Upload a photo ID. If you are not a U.S. citizen or Green Card holder (GC-EAD), please include your work authorization details.
Confirmation: Once submitted, reply to this email to let me know. I'll review your updated materials and, if there's a match, schedule a video interview to discuss further.

We appreciate your time and interest in this opportunity. Our team will review your application carefully and respond promptly.

Vacancy posted more than 2 months ago

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