Java Developer (Backend / Full-Stack)

Capital Minds pr; United States; Remote; USD 90,000 - 120,000; Full time

Job summary

A leading tech company in the United States is seeking a talented Java Developer to join their engineering team. You will be responsible for designing and building scalable, high-performance enterprise applications. The ideal candidate will have over 4 years of experience with Java and Spring Boot, and a solid understanding of microservices architecture. This role requires excellent problem-solving skills and strong communication abilities. The company values diversity and offers a collaborative environment.

Qualifications

• 4+ years of professional experience developing production-grade applications with Java.
• Strong hands-on experience with Spring Boot and Spring Framework.
• Solid understanding of RESTful API design and microservices architecture.

Responsibilities

• Design, develop, test, and maintain backend services and APIs using Java.
• Integrate RESTful and GraphQL APIs and microservices.
• Optimize application performance and troubleshoot issues.

Skills

Java (Java 11+ preferred)

Spring Boot

RESTful API design

SQL

Git

Agile methodologies

Problem-solving skills

English communication

Education

Bachelor’s degree in Computer Science or related field

Tools

Docker

Kubernetes

AWS

Azure

GCP

PostgreSQL

MySQL

Job description

Visa Sponsorship

Not available at this time – US Citizens, Green Card holders, or existing work authorization only

About the Role

We are seeking a talented and motivated Java Developer to join our engineering team and help build scalable, high-performance enterprise applications. You will contribute to the full software development lifecycle, from design and implementation to testing and deployment, working on mission‑critical systems that serve millions of users.

This is an excellent opportunity for someone who enjoys modern Java development, microservices architecture, and cloud-native practices.

Key Responsibilities

• Design, develop, test, and maintain robust backend services and APIs using Java and Spring Boot
• Build and integrate RESTful / GraphQL APIs and microservices
• Collaborate with product managers, frontend developers, QA, and DevOps to deliver features end-to-end
• Write clean, maintainable, and well‑documented code following best practices
• Perform code reviews, unit/integration testing, and participate in Agile ceremonies (stand‑ups, sprint planning, retros)
• Optimize application performance, troubleshoot issues, and improve system reliability
• Work with relational databases (PostgreSQL / MySQL) and NoSQL stores when needed
• Participate in on‑call rotation (as needed for production systems)

Required Qualifications

• 4+ years of professional experience developing production‑grade applications with Java (Java 11+ preferred, Java 17/21 a big plus)
• Strong hands‑on experience with Spring Boot, Spring Framework (including Spring Security, Spring Data, Spring Cloud)
• Solid understanding of RESTful API design, microservices architecture, and API security patterns
• Proficiency with SQL and experience working with relational databases (PostgreSQL, MySQL, Oracle, etc.)
• Experience with version control using Git (GitHub / GitLab / Bitbucket) and branching strategies
• Familiarity with unit and integration testing (JUnit, Mockito, Testcontainers, etc.)
• Understanding of Agile / Scrum methodologies
• Excellent problem‑solving skills and attention to detail
• Strong written and verbal English communication
• Must be authorized to work in the United States without sponsorship (US Citizen, Permanent Resident / Green Card, or existing valid work authorization)

Highly Desirable (Big Plus)

• Experience with cloud platforms (AWS, Azure, or GCP – especially containers, Kubernetes, or serverless)
• Knowledge of Docker, Kubernetes, CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI)
• Frontend experience (React, Angular, Vue, or basic HTML/CSS/JS) – for full‑stack roles
• Experience with message queues (Kafka, RabbitMQ) or event‑driven architecture
• Familiarity with monitoring tools (Prometheus, Grafana, ELK stack)
• Exposure to reactive programming (Project Reactor, RxJava) or modern Java features

Nice to Have

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent practical experience)
• Certifications: Oracle Certified Professional Java SE, Spring Professional, AWS Certified Developer, etc.
• Experience in fintech, healthcare, e-commerce, or SaaS environments

We are an equal opportunity employer and value diversity. All qualified applicants will receive consideration regardless of race, color, religion, sex, national origin, age, disability, veteran status, or any other characteristic protected by law.