Java Developer III

Technoviz LLC; Madison (WI); Hybrid; USD 110,000 - 160,000; Full time

Benefits offered by this job

Competitive salary

Opportunity for advancement

Training & development

Job summary

Technoviz LLC is seeking a Senior Java Developer to design, build and maintain scalable Java back-end systems that integrate with Angular front-ends. The candidate should have hands-on experience with Spring Boot, messaging queues, caching, and RESTful APIs.

The role emphasizes performance, reliability, and collaboration with cross-functional teams in a fast-paced environment, with opportunities for growth and development.

Qualifications

• Strong proficiency in Java, Spring Framework (Spring Boot), Hibernate/JPA, Message queuing, and caching.
• Advanced skills in Angular (Angular 2+), Typescript, HTML5, and CSS3.
• Experience designing, creating, and documenting RESTful API using Spring Boot and OpenAPI.
• Practical knowledge of middleware like Apache Kafka, Redis, and Boomi.
• Familiarity with CI/CD pipelines, deployment automation, and dynamic environment configuration.
• Experience developing wireframes and mock-ups for design communication.
• Strong knowledge of relational databases.
• Familiarity with cloud platforms like AWS, Azure, Google Cloud.
• Excellent problem-solving and analytical skills.
• Strong verbal and written communication skills.
• Proven ability to work independently and in a team.
• Knowledge of Docker and Kubernetes.
• Familiarity with Agile/Scrum, Iterative, and waterfall methodologies.

Responsibilities

• Develop and maintain Java-based backend applications, ensuring high performance and scalability.
• Good working experience using spring boot, messaging queues, caching and having good experience using Kafka, Redis and or equivalent tools.
• Develop and maintain Angular-based front-end interfaces with focus on responsiveness, usability, and ADA/WCAG compliance.
• Collaborate with cross-functional teams to gather and implement requirements.
• Create and maintain RESTful APIs for frontend-backend integration.
• Troubleshoot and resolve technical issues, ensuring system reliability and robustness.
• Stay up to date with industry trends and best practices in Java and Angular development.
• Participate in code reviews to ensure high-quality product delivery.
• Participate in full software development lifecycle: requirements, design, coding, testing, deployment.

Skills

Java

Spring Boot

Hibernate/JPA

Message Queuing

Caching

Angular

Typescript

HTML5

CSS3

REST APIs

OpenAPI

Kafka

Redis

CI/CD

Docker

Kubernetes

Cloud Platforms

Agile/Scrum

Relational DB

Tools

Docker

Kubernetes

BOOMI

Job description

Benefits

• Competitive salary
• Opportunity for advancement
• Training & development

Job Summary

We are seeking a highly skilled and experienced Senior Java Developer with strong hands‑on expertise in Java, Spring Boot, Messaging Queues, Caching and Angular to join our dynamic team. The ideal candidate will develop, and maintain robust, scalable, and high‑performance applications seamlessly integrating Java‑based backend systems with Angular‑based frontends. This role requires a proactive problem solver who thrives in a collaborative, fast‑paced environment.

Key Responsibilities

• Develop and maintain Java‑based backend applications, ensuring high performance and scalability.
• Good working experience using spring boot, messaging queues, caching and having good experience using Kafka, Redis and or equivalent tools.
• Develop and maintain Angular‑based front‑end user interfaces with a focus on responsiveness, usability, and ADA/WCAG compliance.
• Collaborate with cross‑functional teams, including business analysts, and APM/QA engineers, to gather and implement requirements.
• Create and maintain RESTful APIs for seamless integration between frontend and backend systems.
• Troubleshoot and resolve technical issues, ensuring system reliability and robustness.
• Stay up to date with industry trends, emerging technologies, and best practices in Java and Angular development.
• Have good experience doing code reviews and contribute to code quality and standards to ensure high‑quality product delivery.
• Participate in the full software development lifecycle, including requirements gathering, design, coding, testing, and deployment.

Required Skills

• Strong proficiency in Java, Spring Framework (Spring Boot), Hibernate/JPA, Message queuing, and caching.
• Advanced skills in Angular (Angular 2+ required), Typescript, HTML5, and CSS3.
• Experience designing, creating, and documenting RESTful API using Spring Boot and OpenAPI
• Practical knowledge of, and experience with, various middleware platforms like Apache Kafka, Redis, and BOOMI.
• Familiarity with CI/CD pipelines, deployment automation, and dynamic environment configuration.
• Experience developing wire frames and mock‑ups as a tool to communicate design concepts with stakeholders.
• Strong knowledge of relational databases.
• Familiarity with cloud platforms like AWS, Azure, Google Cloud.
• Excellent problem‑solving and analytical skills.
• Strong verbal and written communication skills.
• Proven ability to work both independently and collaboratively in a team environment.
• Knowledge of containerization and orchestration tools like Docker and Kubernetes.
• Familiarity with Agile/Scrum, Iterative, and waterfall development methodologies.

Top Required Skills & Years of Experience

• 5+ years working with Java and spring framework/spring boot
• 5+ years in web applications development, web services, REST api and etc
• 3+ years in Messaging Queues and Caching and related tools like Kafka and Redis
• 2+ years of work in Angular
• 5+ years working in Relational databases like Oracle

Nice to Have Skills

• Dell Boomi, Dynatrace, Microsoft Azure Devops

Flexible work from home options available.