Senior Full Stack Developer

IPolarity

Senior Full Stack Developer designing and developing scalable enterprise applications for IPolarity LLC. Collaborating with teams to implement cloud-native solutions using Java, Spring Boot, and Angular in a hybrid work environment.

Posted 7/8/2026full-timeNew York City • New York • 🇺🇸 United StatesSenior💰 $50 - $52 per hourWebsite

Tech Stack

Tools & technologies

AngularCloudDockerHibernateJavaJenkinsKafkaMicroservicesMongoDBMySQLNoSQLOraclePostgresSDLCSpringSpring BootSpringBootTypeScript

About the role

Key responsibilities & impact

Design, develop, and maintain scalable, secure, and high-performance enterprise applications using Java 17+ and Spring Boot 3.3.x.
Develop, enhance, and support RESTful APIs and microservices following modern architectural best practices.
Build and optimize data persistence layers using JPA/Hibernate with both relational and NoSQL databases.
Design and implement event-driven solutions using Kafka and enterprise messaging (MQ).
Develop cloud-ready applications and containerize services using Docker.
Build responsive, user-friendly web applications using Angular 17+/19+ and modern TypeScript.
Collaborate with cross-functional teams to ensure seamless integration between frontend, backend, and third-party systems.
Participate in application architecture, technical design, and technology selection discussions.
Write clean, maintainable, secure, and scalable code following enterprise development standards.
Manage source code using Git and contribute to CI/CD automation pipelines.
Perform code reviews, unit testing, integration testing, debugging, and performance tuning.
Troubleshoot production issues and provide timely resolutions.
Work closely with business stakeholders, architects, QA teams, and product owners throughout the SDLC.
Support Agile ceremonies including sprint planning, backlog grooming, and retrospectives.

Requirements

What you’ll need

10+ years of hands-on experience in enterprise Java application development.
Strong expertise in Java 17+, Spring Boot 3.3.x, Spring Framework, and Microservices Architecture.
Experience designing, developing, and consuming RESTful APIs.
Strong knowledge of JPA/Hibernate and ORM frameworks.
Hands-on experience with Angular 17+/19+ and modern TypeScript.
Experience with Kafka, MQ, and event-driven architecture.
Experience with Docker and containerized application development.
Proficiency with Git and CI/CD tools such as GitHub Actions, Jenkins, or similar platforms.
Working knowledge of Camunda workflow and business process automation.
Experience with both relational and NoSQL databases, including: Oracle, PostgreSQL, MySQL, MongoDB.
Strong understanding of software design patterns, object-oriented programming, and enterprise architecture principles.
Experience with unit testing, integration testing, debugging, and production support.

Benefits

Comp & perks

Flexible work from home options

ATS Keywords

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Hard Skills & Tools

Java 17+Spring Boot 3.3.xMicroservices ArchitectureRESTful API DevelopmentJPA/HibernateAngular 17+/19+TypeScriptKafkaDockerUnit Testing

Soft Skills

CollaborationProblem-SolvingCommunication