8+ JUnit Jobs in Mumbai | JUnit Job openings in Mumbai

At WeAssemble, we connect global businesses with top-tier talent to build dedicated offshore teams. Our mission is to deliver exceptional services through innovation, collaboration, and transparency. We pride ourselves on a vibrant work culture and are constantly on the lookout for passionate professionals to join our journey.

Job Description:

We are looking for a highly skilled Automation Tester with 3 years of experience to join our dynamic team in Mumbai. The ideal candidate should be proactive, detail-oriented, and ready to hit the ground running. If you’re passionate about quality assurance and test automation, we’d love to meet you!

Key Responsibilities:

Design, develop, and execute automated test scripts using industry-standard tools and frameworks.

Collaborate with developers, business analysts, and other stakeholders to understand requirements and ensure quality.

Maintain and update automation test suites as per application changes.

Identify, record, document, and track bugs.

Ensure the highest quality of deliverables with minimal supervision.

Contribute to the continuous improvement of QA processes and automation strategies.

Skills & Qualifications:

Minimum 3 years of hands-on experience in automation testing.

Proficiency in automation tools such as Selenium, TestNG, JUnit, etc.

Solid knowledge of programming/scripting languages (Java, Python, etc.).

Familiarity with CI/CD tools like Jenkins, Git, etc.

Good understanding of software development lifecycle and agile methodologies.

Excellent analytical and problem-solving skills.

Strong communication and teamwork abilities.

Location: Mumbai (Work from Office)

Notice Period: Candidates who can join immediately or within 15 days will be preferred.

Job Title: Senior Java Developer

Location: Mumbai (On-site)

Notice Period: Immediate Joiners Preferred / 15 Days or Less

Job Description:

We are seeking a highly skilled and experienced Senior Java Developer with 5+ years of hands-on experience in Java-based application development. The ideal candidate should be adept at designing scalable systems, optimizing performance, and leading development efforts in collaboration with cross-functional teams. This is a full-time, on-site position for candidates currently residing in Mumbai and available to join within 15 days.

Key Responsibilities:

• Lead end-to-end design, development, and deployment of Java applications
• Translate functional and technical requirements into detailed design
• Build scalable, secure, and high-performing applications
• Develop and consume RESTful APIs and ensure seamless integration
• Implement microservices architecture and containerized deployments
• Write clean, efficient, and well-documented code
• Perform code reviews, debugging, and performance tuning
• Collaborate with DevOps for CI/CD and production deployments
• Guide junior developers and conduct knowledge-sharing sessions
• Stay updated on new technologies and industry trends

Required Technical Skills:

• Languages & Frameworks:
• Core Java, J2EE
• Spring Framework (Spring Boot, Spring MVC, Spring Security)
• Hibernate / JPA
• Apache Maven / Gradle
• API Development & Integration:
• RESTful APIs, JSON, Swagger/OpenAPI
• Databases:
• MySQL, PostgreSQL, Oracle
• MongoDB, Redis (preferred)
• Frontend Exposure (Optional but Preferred):
• HTML, CSS, JavaScript, jQuery
• Angular / React
• Tools & Platforms:
• Git, GitHub / GitLab / Bitbucket
• Jenkins, Docker, Kubernetes (basic knowledge)
• SonarQube, Log4j, ELK stack (preferred)
• Cloud & DevOps (Good to Have):
• AWS (EC2, S3, Lambda, RDS), Azure or GCP
• CI/CD pipeline setup
• Architecture & Patterns:
• Microservices, MVC, Design Patterns
• Event-driven architecture (Kafka/RabbitMQ is a plus)
• Testing:
• JUnit, Mockito
• Postman, REST Assured

Soft Skills:

• Excellent problem-solving and debugging skills
• Strong communication and collaboration abilities
• Ability to lead and mentor a team
• Time management and task prioritization
• Adaptable and quick learner

Qualifications:

• Bachelor’s/Master’s degree in Computer Science, Engineering, or related field
• 5+ years of relevant software development experience
• Relevant certifications (Oracle Java, AWS, PMP) are a plus

Eligibility Criteria:

• Must be currently residing in Mumbai
• Must be able to join within 15 days or less
• Immediate joiners preferred

Candidate should be aware about backend testing

• Writing unit test cases using Junit and Mockito.
• Writing integration test cases using Spring Boot Test.
• Writing acceptance tests using Cucumber.

Candidate should be aware about frontend testing

• Writing Angular component tests using Jasmine and Karma.
• Writing Angular integration tests using Cypress and Cucumber.
• Candidate should be aware about backend testing
• Writing unit test cases using Junit and Mockito.
• Writing integration test cases using Spring Boot Test.
• Writing acceptance tests using Cucumber.
• Candidate should be contributing in designing and implementing regression test pack.
• Candidate should be aware about post deployment test suite.

Key Responsibilities:

• Develop, maintain, and execute automated test scripts using tools such as Selenium, Appium, JUnit, TestNG, or similar.
• Design and implement testing frameworks and methodologies to improve test coverage and efficiency.
• Collaborate with cross-functional teams to understand requirements, define test strategies, and ensure high-quality deliverables.
• Identify, document, and track bugs using tools like JIRA, Bugzilla, or similar.
• Conduct performance and load testing to ensure system scalability and reliability.
• Perform code reviews and provide feedback to ensure adherence to best practices and coding standards.
• Participate in all aspects of the software development lifecycle, including requirements analysis, design, development, and testing.
• Continuously enhance skills and knowledge in automation testing tools and techniques.
• Mentor junior QA team members and provide guidance on best practices and automation strategies.
• Stay up-to-date with industry trends and emerging technologies in QA and automation.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 4+ years of experience in QA automation testing.
• Proficiency in one or more programming languages such as Java, Python, C#, or JavaScript.
• Hands-on experience with automation tools such as Selenium, Appium, JUnit, TestNG, or similar.
• Strong understanding of software development methodologies, including Agile and Scrum.
• Experience with version control systems like Git or SVN.
• Familiarity with CI/CD tools like Jenkins, Bamboo, or similar.
• Solid understanding of web technologies (HTML, CSS, JavaScript) and web services (REST, SOAP).
• Excellent analytical, problem-solving, and troubleshooting skills.
• Strong communication and collaboration skills, with the ability to work effectively in a team environment.

Preferred Skills:

• Experience with performance testing tools such as JMeter or LoadRunner.
• Knowledge of security testing practices and tools.
• Understanding of cloud environments like AWS, Azure, or Google Cloud Platform.
• Familiarity with containerization technologies such as Docker and Kubernetes.
• Experience with mobile application testing (iOS/Android).

Role – Java Full-Stack Developer

Skills

• Professional experience (5-8Y) in commercial software or corporate application Backend and Frontend/UI development
• Strong experience in Typescript/ Javascript - Min 3Y
• Knowledge and experience in enterprise-scale, multi-tier, distributed architecture
• Solid experience in object-oriented design and development with languages such as Java 8.0 onwards
• Solid knowledge of high-scale, multi-tenant Web service development, including REST/JSON and Microserviceservice patterns
• Solid experience in Spring Boot
• Solid experience in Spring Data/JPA/Hibernate
• Exposure to multithreading and Junit is a must.
• Proficient in database concepts and working experience with Oracle Database
• Proficient in performance analysis and tuning
• Proficiency with agile development methodologies
• Excellent written and verbal communication skills
• Good analytical and problem-solving skills
• Strong and real production experience with Angular 8.0 onwards and its core principles – Min 3Y
• In-depth knowledge of HTML5, CSS3, SCSS, Angular Material UI web standards and how to apply them.
• Experience in responsive design using bootstrape or similar framework and progressive enhancement techniques
• Experience in developing reusable components in Angular
• Working knowledge of Forms-based Applications
• Integration experience with REST-based APIs
• Familiarity with modern front-end build pipelines and tools
• Experience with data structure libraries (e.g., Immutable.js)
• Ability to understand business requirements and translate them into technical requirements
• Proficiency with Git (Bitbucket, GitHub, Gitlab) is an advantage
• Proficiency with agile development methodologies
• Excellent written and verbal communication skills
• Good analytical and problem-solving skills

JD/Responsibility

• Developing new user-facing features using Angular 8.0
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers
• Debugging/troubleshooting web applications
• Collaborate closely with groups in and outside the development team (eg. QA, Product Management, Tech Pub) to achieve well groomed, predictable results
• Analyze, design, develop and unit test software applications with high quality and on schedule, including business critical Web services to be consumed by internal/external applications.
• Analyzes, programs, and modifies software enhancements and/or new products used in local, networked, or Internet-related computer programs.
• Use modern technologies and apply industry-standard software development best practices.
• Collaborate closely with groups in and outside the development team (eg. QA, Product Management, Tech Pub) to achieve well-groomed, predictable results
• Flexible for Domestic travel based on project needs.
• 
  

Experience: 5-7 Yrs

Location: Mumbai (onsite)

Notice Period: 30 days maximum

What you need to succeed in this job ?

• MS or BS/B.Tech in computer science or equivalent experience from top college.
• Minimum 2+ Experience in Java 8, Spring Boot, Spring Cloud, Spring Cloud Gateway etc
• Good understanding of Design Patterns usage and implementations.
• REST Services and understanding and implementation of Microservices Architecture.
• Unit testing tools – Junit & Mockito.
• Experience is PostgreSQL database is must, 
• Excellent data structure & algorithm and problem solving skills.
• Should be an active contributor to developer communities like Stackoverflow is added advantage.
• Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development (Prometheus, Elasticsearch, Kafka).
• Must be a proven performer and team player that enjoy challenging assignments in a high- energy, fast growing and start-up workplace.
• Must be a self-starter who can work well with minimal guidance and in fluid environment.

Collaborate with clients and internal teams to develop appropriate solutions

• Brainstorm with team members and prove the ability to think on the fly.

Requirements

• Core Java

• Spring Boot, Spring Rest, Spring Data

• Testing framework - Junit, Mockito

• Experience in deploying applications on one of public cloud preferably Microsoft Azure. (Other

- AWS or Google Cloud)

• Experience in one of messaging platform preferably Kafka (Other - Rabbitmq or Active MQ)

• Docker

• Kubernetes

• Others – Linux, Git, Maven, CI/CD pipeline

• Experience in working with Agile teams

Good To Have

• Git (6+ years of experience)

• Develop test cases, conduct SIT, load test, and tune the performance of systems to meet

acceptance criteria.

• Perform and manage stages of the SCRUM and participate in the systems review with Project

Lead/Manager.

• Experience in the development of cloud-native applications is an added advantage.

• Experience working in Agile teams

What We Offer

• National and International Business Trips (if there is an opportunity)

• Culture of Knowledge Sharing and Training

• Modern & lively working environment

• Opportunity to write books, participate in conferences

• International assignment