Java & WSO2 Developer

Job Title: Senior Java Architect (12+ Years Experience)

Location: Remote (2 PM - 11 PM IST)

Experience: 12+ Years

Salary: ₹15L - ₹21L/yr

Employment Type: Contract (1 Year Extendable)

Job Description:

We are looking for a highly experienced Java Architect to join our team on a long-term contract basis. The ideal candidate should have deep expertise in designing scalable enterprise applications using Java and microservices architecture. The candidate should be capable of driving architecture decisions, mentoring development teams, and delivering high-performance solutions for enterprise-grade systems.

Key Responsibilities:

• Design and architect scalable enterprise applications using Java and microservices
• Lead system design and architecture decisions for complex applications
• Develop and implement microservices architecture patterns
• Drive technical architecture across multiple development teams
• Mentor and guide senior developers and engineering teams
• Handle high-traffic, scalable enterprise application architecture
• Collaborate with stakeholders to define technical requirements and roadmaps
• Ensure system performance, scalability, and reliability
• Review code and architecture designs for best practices
• Work with Spring Boot, Spring Cloud, and modern Java frameworks

Required Skills & Qualifications:

• 12+ years of hands-on experience in Java development and architecture
• Strong expertise in microservices architecture and design patterns
• Deep knowledge of system design principles and enterprise architecture
• Hands-on experience with Spring Boot and Spring Cloud
• Experience designing scalable, high-performance enterprise applications
• Proficiency in RESTful APIs, messaging systems, and API gateways
• Strong understanding of cloud platforms (AWS, Azure, or GCP)
• Experience with containerization (Docker) and orchestration (Kubernetes)
• Knowledge of database design (SQL and NoSQL)
• Expertise in JVM tuning and performance optimization

Technical Skills:

• Java 11+ (Java 17/21 preferred)
• Spring Boot, Spring Cloud, Spring Security
• Microservices architecture and design patterns
• RESTful APIs, GraphQL, gRPC
• Apache Kafka, RabbitMQ, or similar messaging systems
• Docker, Kubernetes, CI/CD pipelines
• PostgreSQL, MySQL, MongoDB, or similar databases
• Redis, Elasticsearch, or caching solutions
• Maven, Gradle, Git

Additional Requirements:

• Ability to work 2 PM - 11 PM IST (US/Europe Shift Timing)
• Immediate availability or short notice period (15 days max)
• Strong problem-solving and analytical skills
• Excellent communication skills for stakeholder collaboration
• Experience mentoring technical teams
• Contract commitment for a minimum of 1 year (extendable)

Good to Have (Preferred Skills):

• Experience with reactive programming (WebFlux, Project Reactor)
• Cloud certification (AWS Solutions Architect, etc.)
• Experience with observability tools (Prometheus, Grafana)
• Knowledge of domain-driven design (DDD)
• Experience with multi-cloud or hybrid cloud architectures
• Freelance/contract experience (preferred)

What We Offer:

• 1.2 ~ 1.8 LPM fixed contract salary
• Long-term contract (1-year extendable)
• Remote work with a flexible 2-11 PM IST schedule
• Work with cutting-edge enterprise technologies
• Opportunity to architect large-scale systems
• Collaborate with experienced engineering teams
• Immediate start for the right candidates

Job Role-12 months(contract) which is extendable /permnanent

Required Skills:

• Advanced Java skills, Spring, Spring Boot, REST APIs,
• Intermediate in Design Patterns and Principles
• Application is moving into PCF  any cloud native experience is helpful
• DB:  Oracle, SQL Server, RDBMS
• Network Infrastructure knowledge is helpful (work with network support team to troubleshoot)
• Production support skills are highly preferred.
• CI/ CD knowledge is helpful
• Junit for unit testing
• Java certifications are a huge plus

Job Description:

• An ideal candidate is someone who works well with a cohesive team-oriented group of engineers, who have a passion for developing software, who enjoy solving problems in a challenging environment, and who have the desire to take their career to the next level.
• Participate in and lead day to day system development and maintenance activities of the team to meet service level agreements (SLAs) and create solutions with high level of innovation, cost effectiveness, high quality and faster time to market.
• Accountable for full systems development life cycle including creating high quality requirements documents, use-cases, design and other technical artifacts including but not limited to detailed test strategy/test design, performance benchmarking, release rollout and deployment plans, contingency/back-out plans, feasibility study, cost and time analysis and detailed estimates.
• Research and evaluate current and upcoming technologies and frameworks.
• Participate in PoCs (Proof of Concept) and help the Department with selection of Vendor Solutions, Technologies, Methodologies and Frameworks.
• Collaborate with Vendor Resources for Support of Products.
• Conduct brownbag sessions on new and upcoming technologies, methodologies and application appropriate frameworks. Ensure knowledge transfer of vendor technology to *** staff. Provide technical training to the other team members.
  
  

Qualifications:

• Bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience.
• 3 to 5 years of experience in related field.
• Broad understanding of Software Engineering Concepts and Methodologies is required.
• Back end Java Development
• API- Restful Services
• Automated Unit Testing (J Unit)
• Spring MVC
• SQL skills- Ability to work with tables, views, and stored procedures
• GIT
• Must be high-energy, detail-oriented, proactive and have the ability to function under pressure in an independent environment.
• Must provide the necessary skills to have a high degree of initiative and self-motivation to drive results.
• Possesses strong communication skills -- both verbal and written and strong relationship, collaborative skills and organizational skills.
• Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based diverse and geographically distributed project team.

Job Responsibilities:

* Design, build, and maintain efficient, reusable, and reliable Java code

* Ensure the best possible performance, quality, and responsiveness of the applications

* Identify bottlenecks and bugs, and devise solutions to these problems

* Help maintain code quality, organization, and automatization

* Prepare the technical design of complex technology components

Mandatory Skills:

* Proficient in Java (JDK 1.7) or above JDK 8 preferable, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of concurrency patterns in Java

* Solid understanding of object-oriented programming along with various design and architectural patterns

* Hands on experience with Spring, Spring Boot, JUnit

* Familiarity with concepts of MVC, Microservices, RESTful

Key Responsibilities/Duties:

· Develops and enhances software applications through coding and testing.

· Writing well designed, testable, efficient code

· Involves in code reviews and training.

· Contributing in all phases of the development lifecycle

· Delivers highest quality software by creating unit test plans and testing code thoroughly.

· Adept with the tools, applications, and processes used for software development.

· Implements solutions as designed in technical documentation specification and coding standards.

· Creates project documentations and coordinates technical issues.

· Knows the business rules and concepts, software specifications and designs provided by the technical lead and apply them in completing the assigned task.

Qualification: Bachelors or Master’s degree in Computer Science or Engineering.

B.Tech./ BE - Computer, IT, Electronics only

Required Skills:

• 3+ year of experience in Development in JAVA technology and springboot
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 3+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Greetings from HashStudioz Technologies!

We are happy to share the details of 'Java Developer'. Kindly read the job description carefully before your technical Interview Round.

Company Profile :
  - We are a global leader in product development, having a wide range of technology experts under the same roof. You would be surprised to meet our enthusiastic team of blockchain, cloud, Mobility & Automation.

- Our mission is to help companies adopt new technologies and simplify complicated issues that arise amid technology evolution.

- We are designers, engineers, developers, analysts, programmers, testers, cloud experts, blockchain specialists, automation freaks & smart workers who have developed applications that are now being used by millions of consumers worldwide.

- We know how to build successful software products and welcome startup minds to discuss their product feasibility & scalability.

Company Profile:- https://www.hashstudioz.com/">https://www.hashstudioz.com/

Job Profile:  "Java Developer"

Industry:        IT-Software / Software Services

Role:

1. Ensure effective Design, Development, and Support activities in line with client needs and architectural requirements.
2. Ensure continual knowledge management
3. Adherence to the organizational guidelines and processes
4. Define best practices, coding standards, and development methodology as part of the master solution design and ensure compliance with these guidelines
5. Highlight and resolve solution dependencies on enterprise systems
6. Good problem-solving capabilities and troubleshooting skills
7. Should have excellent communication (oral and written) and interpersonal skills

Requirements:

1. 0 -6 Years of experience in Java, J2EE Development
2. Must have Hands-on Experience in Angular/ React
3. Fluency in programming constructs and working with Spring/Spring Boot/Spring MVC and Hibernate framework
4. Good experience with 1-2 Frontend Technologies eg JavaScript/Angular/React/jQuery
5. Good experience with MySQL/MongoDB
6. Design and Development of project modules independently
7. Handle SDLC individually
8. Good understanding of Object-Oriented Programming and Design Concepts.

Experience: 2-6 Years

Datametica is looking for talented Java engineers who would get training & the opportunity to work on Cloud and Big Data Analytics.

Job Responsibilities:

• 2-6 years, having hands-on experience in coding, usually in a pair programming environment providing solutions to real problems in the Big Data world
• Working in highly collaborative teams and building quality code
• Working in lots of different domains and client environments also understanding the business domain deeply
• Engineers highly scalable, highly available, reliable, secure, and fault-tolerant systems with minimal guidance
• Create platforms, reusable libraries, and utilities wherever applicable
• Continuously refactor applications to ensure high-quality design
• Choose the right technology stack for the product systems/subsystems
• Write high-quality code that are modular, functional, and testable; Establish the best coding practices
• Formally mentor junior engineers on design, coding, and troubleshooting
• Plan projects using agile methodologies and ensure timely delivery
• Communicate, collaborate and work effectively in a global environment

Required Skills:

• Proficient in Core Java technology stack
• Design and implement low latency RESTful services; Define API contracts between services; Expertise in API design and development, experience in dealing with a large dataset
• Should have worked on Spring boot
• Practicing the coding standards (clean code, design patterns, etc)
• Good understanding of branching, build, deployment, continuous integration methodologies
• Ability to make decisions independently
• Strong experience in collections.

• 8+ Bachelor’s degree in Computer Science or equivalent combination of technical education and work experience;
• 7+ years of Software Development experience and at least 1+ years of experience in building and leading strong engineering teams
• Deep hands-on technical expertise on server side technologies.
• Solid software development background including design patterns, data structures, test driven development, experience in building microservices and highly scalable and performant applications.
• Excellent verbal and written communication skills, and effective stakeholder management, in cross functional teams.
• Managed a team of 5+ engineers, taking care of the delivery planning, resource alignments, prioritization, performance management(including managing appraisal cycles), and effective feedback for the team and individuals.