Back-End Engineer Jobs in McLean, VA

Job Description Job Description - Required Experience & Education • 5-7+ years of professional software development experience. Candidate should have/be: · Strong analytical skills. · Be able to reason with and communicate ideas they bring to the table. · Be open minded for others’ ideas. A motivated team player. · Have experience using at least one Coding Agent enabled IDE (e.g. VSCode, Amazon Kiro) · Have experience working with atleast AI Coding Agents (e.g. Claude Code, Codex) Strong proficiency Databases · Very Good understanding of RDBMS (e.g. MS SQL or PostgreSQL). · Write advanced SQL queries (thorough understanding of JOINs). · Performance tuning of SQLs. Strong proficiency in below programming tools, languages & Frameworks · Proficiency working with Docker containers. · Understanding of the use of containers in the development process. · Understanding of application lifecycle management. · Ability to use a CI/CD pipeline (e.g. JIRA, Jenkins) to deploy applications. · Java 8 (or above), I/O, Multithreading, Collections, Generics, Lambda · REST API Web Services, GraphQL API query language. · Spring Core, MVC, Spring Boot, Spring Security, Sprint Data (JPA), Dependency Injection, DAO (Data Access Object), JTA, JDBC · HTML, JavaScript, CSS, jQuery, Angular 9 or above. · Apache Tomcat, Jetty Server. · Maven, Gradle, Junit/ Mockito, Cucumber. · Design Patterns like MVC, Singleton, Session, Facade, Factory, DAO (Data Access Object), DTO · XML technologies and XML parsers. · JSON technologies · ORM framework – Hibernate · Streaming technology - Kafka · AWS EKS Be able to perform following Responsibilities: • 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. Job Responsibilities Be able to perform following Responsibilities: • 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.