
What we need from you
- You will bring very strong consulting skills, are customer focused and know how to navigate through tough project situations
- You are highly motivated, creative in your approach to technical problems and love all things about Data!
- You spend a significant amount of time to keep your technical skills updated and are constantly looking for the next big data challenge
- You will be a key contributor to our growth and our customer’s success
- You will bring both broad and deep knowledge in Efficient Java (JSP, Servlet) Developer and going forward build the ability to architect a solution by mapping a customer business challenges
- You are resourceful and confident under pressure
- Willingness to travel as needed to customer sites
Competencies:
- Relevant experience on using tools like JSP, Servlet for web applications
- MVC frame works - Struts or Spring
- Web services- SOAP and REST WebLogic, Hibernate
- Middleware technologies MQ OSB.
- Web/App Servers: Tomcat or WebLogic or JBoss
- Experience using Angular, Micro Services using Spring, jersey, Swagger
- Good knowledge of Backend and Front-end technologies
- Good knowledge of Core Java, J2EE, Ajax, Spring, Java Script, jQuery, HTML
- Good knowledge of any RDBMS database like SQL Server, Oracle, MySQL & Cluster set-up, performance benchmarking, client-side API evaluation, knowledge of various deployment strategies
- Strong knowledge with Core JAVA concepts – Exception handling, Multi-threading, Collection, String, OOPS etc…
- Advanced understanding of Windows and Linux based operating systems
- Mainly 3-4 months hands on with reverse engineering and old legacy solutions to new modern applications
- Working knowledge using REST, HTTP, TCP, SCTP protocols
- Hands-on with JAVA frameworks such as – Thread Pool Executor, Object Pooling, Logging (Log4j preferred), XML/JSON handling
Education Criteria:
- Preferred BE degree in CS, E&C, E&E
- Proficient being a J2EE Developer (courses or project done) and data analytics skills
- Flexible to work on any projects assigned
Note: Terms & Conditions
- This opportunity will be work from office

About Kmatiin
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🔴 Profile: Java Developer
🔷 Experience: 2+ Years
🔷 Location: Mumbai
🔷 Mode: Immediate joiners preferred
✨ What we want:
✅ Core Java expertise (Java 8+, Collections, Multithreading)
✅ Spring Framework proficiency (Spring Boot, Spring MVC, Spring Security)
✅ Database skills (MySQL, PostgreSQL, Oracle, Hibernate/JPA)
✅ Microservices architecture experience
✅ RESTful API development and integration
✅ Maven/Gradle build tools
✅ Version control (Git, SVN)
✅ Application servers (Tomcat, JBoss, WebLogic)
✅ Cloud platforms (AWS/Azure preferred)
✅ Frontend basics (HTML, CSS, JavaScript - nice to have)
✅ Testing frameworks (JUnit, Mockito)
Required Skills:
- 3+ year of experience in Development in JAVA technology.
- 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)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 4+ 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.
About Telstra:
Telstra is Australia’s leading telecommunications and technology company, with operations in more than 20 countries. At Telstra, We've implemented an IT strategy that employs leading-edge software engineering practices to help deliver a superior customer experience with improved trust and speed of delivery, lower cost, and simplified architecture, systems and processes.
Your key responsibilities and major tasks include, but are not limited to
- As a backend Java developer, you will work within a specific problem space critical to Telstra’s current needs where you will design, develop, and deploy backend services with a focus on scalability, high availability, and low latency.
- Review and integrate all application requirements, including functional, security, integration, performance, quality, and operations requirements.
- Apply engineering best practices such as Agile, CI/CD, and DevOps as part of a high performing motivated team.
- Collaborate and grow in a dynamic and autonomous environment while working in small, agile, and cross functional teams
- Pivot to working on new features and developments, to providing production support in the production and pre-production environments assisted by all team members. This responsibility is equally shared by all members of the team.
We are looking for candidates with the following experience and skills:
Essential skills and Experience
- 3 years – 7 years year experience in this area
- Must have strong Java programming background (preferably Java 8+)
- Preferred Frameworks – Spring Boot
- Unit Testing, Integration testing and Automated testing.
- Experience with Continuous Integration/Deployment
- Microservices development – HTTP, REST API design and implementation
- Comfortable to operate in an agile, dynamic environment.
Technical Skills: Java Technologies
Secondary Skills: Apache Kafka
- Proven experience in Java8, Spring Boot, Microservices/API
- Strong experience with Kafka, Kubernetes
- Strong experience in using RDBMS (Mysql) and NoSQL.
- Experience in working in Eclipse / Maven environments.
- Hands-on experience in Unix / Shell scripting.
- Hands-on experience in fine-tuning application response/performance testing.
- Experience in Web Services.
- Strong analysis & problem-solving skills
- Strong communication skills - both verbal and written
- Ability to work independently with limited supervision
- Proven ability to use own initiative to resolve issues
- Full ownership of projects/tasks
- Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines
- Eagerness to learn
- Strong team-working skills
Technical Skills/Requirements
Demonstrated expertise in building, shipping and supporting innovative, scalable
enterprise-class applications
Strong familiarity with Object Orientation concepts
Strong Experience in Java, J2EE, Core Java, Advance Java is must
Strong Experience in working with database server is must
Experience with web development frameworks like Spring is must.
Experienced in using Websphere, WebLogic, JBOSS or TomCat application
servers
Must be knowledgeable in at least one of the relational DBs (Oracle, DB2 or MS-
SQL)
Experience is Javascript
Experience in CSS, Angular, EXTJS, Bootstrap, JQuery is preferred
Experience in JSP, Servlet, Tag Libray,, XSLT, Restful API’s is preferred
Good understanding of Java, J2EE, SOA/Web services, EAI patterns, long
running business processes, UML and OOAD.
4+ years of overall software development experience, preferably in a product
development company
Java Developer Job Description
We are looking for a Java developer responsible for building Java applications.
Responsibilities
- Design, build and maintain efficient, reusable, and reliable Java code
- Identify bottlenecks and bugs, and devise solutions to these problems
- Help maintain code quality, organization, and automatization.
Skill Set:
- Proficient in Java, with a good knowledge of its ecosystems
- Java, Rest API integration, JSON, XML, Oracle, Microservices, Agile Scrum.
- Experience in developing large-scale distributed systems.
- API knowledge
- Solid understanding of object-oriented programming
- Familiar with various design and architectural patterns
- Skill for writing reusable Java libraries
- Spring, Spring Boot, Spring Cloud, React native
- Experience: 04 to 10 years
- Salary: As Per Market
We, the Products team at DataWeave, build data products that provide timely insights that are readily consumable and actionable, at scale. Our underpinnings are: scale, impact, engagement, and visibility. We help
businesses take data driven decisions everyday. We also give them insights for long term strategy. We are focused on creating value for our customers and help them succeed.
How we work
It's hard to tell what we love more, problems or solutions! Every day, we choose to address some of the hardest data problems that there are. We are in the business of making sense of messy public data on the web. At
serious scale! Read more on Become a DataWeaver
What do we offer?
- Opportunity to work on some of the most compelling data products that we are building for online retailers and brands.
- Ability to see the impact of your work and the value you are adding to our customers almost immediately.
- Opportunity to work on a variety of challenging problems and technologies to figure out what really excites you.
- A culture of openness. Fun work environment. A flat hierarchy. Organization wide visibility. Flexible working hours.
- Learning opportunities with courses, trainings, and tech conferences. Mentorship from seniors in the team.
- Last but not the least, competitive salary packages and fast paced growth opportunities.
Roles and Responsibilities:
● Build a low latency serving layer that powers DataWeave's Dashboards, Reports, and Analytics
functionality
● Build robust RESTful APIs that serve data and insights to DataWeave and other products
● Design user interaction workflows on our products and integrating them with data APIs
● Help stabilize and scale our existing systems. Help design the next generation systems.
● Scale our back end data and analytics pipeline to handle increasingly large amounts of data.
● Work closely with the Head of Products and UX designers to understand the product vision and design
philosophy
● Lead/be a part of all major tech decisions. Bring in best practices. Mentor younger team members and
interns.
● Constantly think scale, think automation. Measure everything. Optimize proactively.
● Be a tech thought leader. Add passion and vibrancy to the team. Push the envelope.
Skills and Requirements:
● 5-7 years of experience building and scaling APIs and web applications.
● Experience building and managing large scale data/analytics systems.
● Have a strong grasp of CS fundamentals and excellent problem solving abilities. Have a good understanding of software design principles and architectural best practices.
● Be passionate about writing code and have experience coding in multiple languages, including at least one scripting language, preferably Python.
● Be able to argue convincingly why feature X of language Y rocks/sucks, or why a certain design decision is right/wrong, and so on.
● Be a self-starter—someone who thrives in fast paced environments with minimal ‘management’.
● Have experience working with multiple storage and indexing technologies such as MySQL, Redis, MongoDB, Cassandra, Elastic.
● Good knowledge (including internals) of messaging systems such as Kafka and RabbitMQ.
● Use the command line like a pro. Be proficient in Git and other essential software development tools.
● Working knowledge of large-scale computational models such as MapReduce and Spark is a bonus.
● Exposure to one or more centralized logging, monitoring, and instrumentation tools, such as Kibana, Graylog, StatsD, Datadog etc.
● Working knowledge of building websites and apps. Good understanding of integration complexities and dependencies.
● Working knowledge linux server administration as well as the AWS ecosystem is desirable.
● It's a huge bonus if you have some personal projects (including open source contributions) that you work on during your spare time. Show off some of your projects you have hosted on GitHub.








