Senior Application Developer

Experience in Core Java and Spring Boot.

 • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. 

• Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications. 

• Good development experience with RDBMS.

 • Good knowledge of multi-threading and high-performance server-side development.

• working knowledge of Kafka

• Excellent problem solving and coding skills. 

• Strong interpersonal, communication and analytical skills. 

• Should have the ability to express their design ideas and thoughts.

Job Description

Cateina Technologies is looking for a Java Developer, to build a solid team of passionate developers. As a prerequisite, the candidate should have 4+ years of sound programming knowledge and experience mainly in Java and also in the below-mentioned skills, and be willing to work with niche next-gen technologies.

Location: Mumbai

Job Opening: 1

Primary Focused on Java and Spring Boot, Microservice, and Hibernate.

Technical Skills:

• Java
• Spring, Springboot
• MySQL, Postgres SQL, Microservice
• Preference will be given to Jboss/ Camel/ Mule, Quarkus, JMS, MQ, Kafka
• Open API spec 2.0, 3.0
• Design, develop, and maintain robust RESTful APIs and web applications.
• Utilize the JSP framework and Spring Boot for application development.
• Ensure smooth communication using JSON and XML for REST services.
• Write efficient and optimized Oracle queries for database interactions.
• Implement authentication and security measures for application servers and APIs.
• Apply techniques for data integrity, hashing, and encryption.
• Collaborate with cross-functional teams to migrate microservices as needed.
• 
  

Required Skills:

• Proficiency in Java development, particularly with JDK 1.8.
• Strong expertise in RESTful API services.
• Hands-on experience with JSON and XML communication.
• Solid understanding of application server management and API security practices.
• Ability to write and optimize Oracle queries.
• Experience in authentication mechanisms and security best practices.
• Knowledge of data integrity, hashing, and encryption techniques.
• 
  

Other Additional Skills:

• Strong communication skills both written and verbal 
• Enthusiastic, Creative, and flexible
• Organized, with an ability to prioritize time-sensitive assignments
• Capable of working both independently and in a team environment
• Should have prior team handling experience
• Professional with work ethics
• Completed any degree.

Who can apply 

Candidates who:

• have the relevant skills and interests
• Stays in Mumbai or ready to re-locate

Office Location 

Cateina Technologies 

126, First Floor, 

Shivkrupa Industrial Estate, 

Lal Bahadur Shastri Rd, 

Vikhroli (West), 

Mumbai, Maharashtra 400083 

Please go through our website www.cateina.com and read about what we do before coming to an interview

Roles and Responsibilities:

● Design, architect, and drive implementation of entire products and key engineering features

● Plan and track the development and release schedules, and provide visible leadership in crisis

● Establish and follow best practices, including coding standards and technical task management

● Involve in the end-to-end architecture design and implementation

● Deal with a dynamic project or feature with changing requirements

● Recruit, motivate and develop a superior team, establish a clear definition of functional excellence and create a culture based on those practices

Experience and Skills you MUST have:

● Web application development and micro-services architecture using JavaScript, Python, and JavaScript libraries and ReactJs and other web technologies - HTML, CSS, and JS

● Experience with RDBMS or NoSQL Database technologies like MySQL, MongoDB, PostgreSQL, ElasticSearch, and Redis

● End to end deployment and DevOps using - Kubernetes, Docker, GCP Stack

● Knowledge of Jenkins, Prometheus, New Relic, and other tools

● Experience implementing testing platforms and unit tests

● Rock solid at working with third-party dependencies and debugging dependency conflict

• 2.5+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl 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:

• 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.

• To perform requirement analysis and oversee the implementation of architectures of project scope
• To provide customized reusable solutions of project, program or operational scope
• To develop high-quality and detailed designs
• To conduct unit testing using automated unit test frameworks and identify and address possible risk by conducting mitigation action planning
• Conducting configuration of your own work or from the team and assess the technical impact of multiple technologies/strategies
• Reviewing the work of other developers with feedback for improvement (if applicable)
• Using coding standards and best practices to ensure quality deliverables

JD as below:

Java Developer

Strong in Java8 with Microservices + Spring Boot, Hibernate, JPA Exposure to MySQL

Only Immediate joiner or Serving

About Company

Helical Insight an open source Business Intelligence tool from Helical IT Solutions Pvt. Ltd, based out of Hyderabad, is looking for a product engineer having strong knowledge on Java. Helical Insight has more than 50+ clients from various sectors. It has been awarded the most promising company in the Business Intelligence space. We are looking for rockstar developers to join our product team.

Job Brief

We are looking for some good candidates with the below-mentioned skill set. We are open to really good candidates with a knack to learn & with the right attitude, even if they don't fulfill the entire criterion mentioned below.

Skill set and Qualification required

Mandatory Experience/knowledge with

• Java , J2EE, Junit
• Servlets , JSP
• SQL
• Spring Framework, Hibernate
• Data Structure, Design Patterns, Multi-threading
• JSON
• Apache Tomcat Web Server
• Problem Solving and Algorithms.

Nice to have

• Knowledge in Business Intelligence and Data Warehousing Knowledge, Database knowledge, Machine Learning.

Work Experience: 2-4 Years

Education: BE/ BTech/ MTech/ MS in Computer Science, or equivalent preferred.

• Build data pipelines for structured/unstructured, real-time/batch, events/synchronous/asynchronous using MQ, Kafka, Steam processing using Java / Python
• Design the Data stores for Big Data systems with expertise in Cassandra, HBase
• Implementation of Indexing and Search using Elasticsearch
• Setup and Deployment of Cassandra, Elasticsearch clusters

• Strong hands-on experience with Cassandra, data modeling, data replication, clustering, indexing for handling for large data sets
• Experience with SQL, NoSQL, relational database design, and methods for efficiently retrieving data for Time Series Analytics
• Strong understanding of CQL, Data Modeling in-order to achieve highly performant data access
• Strong experience in data modeling in Cassandra to design efficient storage model to meet variety of business needs
• Should have Elasticsearch skill with significant experience working with large Elasticsearch clusters, cluster performance optimisation, capacity planning, enhancing monitoring capabilities for early issue detection, driving operational readiness and ongoing maintenance
• Strong hands-on experience of programming with Java / Python
• Ability to troubleshoot and investigate stability, performance issues

• Good academic qualifications
• Experience in developing web applications using Java, Spring, Hibernate, DWR, JSP
• Knowledge in Oracle Database concepts
• Sound knowledge in the following is a must
  o Hibernate
  o Spring
  o Oracle & MongoDb
  o HTML & CSS
  o Javascript
  o Jquery
  o Angular 4
  o Node JS
  
  Knowledge of Japer Reports will be an added advantage
• Good communication skills and be a good listener
• Problem solving skills
• Willingness to learn and do all development activities including quality assurance
• Team player