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Java Developer
at " A Top Level 5 Services company"
Java
Mandatory:
- Strong expertize in Java/J2EE(4-7 years of experience)
- Strong expertize in Microservices, SpringBoot
- Java including multithreading and concurrency
Preferred skills :
- Experience in Virtualization, SDN, NFV, Yang, Netconf
- Good Knowledge on Networking
- Multithreading and concurrency
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Responsibilities:
- Define the code review process for the team to follow and perform code reviews.
- Design, implement, and maintain Java-based applications that can be high-volume and low-latency.
- Ensure application designs conform with business goals.
- Develop and test software & Identify and resolve any technical issues arising.
Required Skills:
- 7+ years of experience developing web applications using J2EE / Java.
- Possess knowledge and skills in software programming in Core Java, J2EE, Microservices-related technologies, Spring Boot, Spring MVC, Rest API, JavaScript, and XML.
- Experience developing enterprise-level web applications and RESTful APIs using Microservices.
- Excellent in design patterns, data structures & algorithms, and OOAD.
- Experience in working with the E-Government Projects/ CCTNS application.
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Desired Experience
3+ years
Job Description
What You’ll Do
- Design financial systems for scale. Measure, plan, iterate.
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Setup and own the engineering architectures built around event sourcing, application sharding, database sharding, service communication mesh, etc.
- The tech: Go, Google Cloud Spanner, Kafka, Redis
What you bring to the table
- 3+ years of experience. Relevant experience is preferred.
- Knowledge of 2 common programming languages - Python & Go / Java & Node / Rust
- Comfortable in linux command line, AWS or GCP
- Strong unit test and debugging skills
- Great communication skills
Bonus if you have…
- Love building great products and engineering systems from scratch
- Are a Self-starter, Hustler and Curious to Learn
- Have an understanding of fundamental design principles behind a scalable application
- Thrive in an early-stage startup environment with less stability and more ambiguity
- Have an interest in financial products and/or cryptocurrency
- Experience building large scale, large volume services & distributed apps., taking them through production and post-production life cycles
- Experience in Programming Language: Java 8, Javascript
- Experience in Microservice Development or Architecture
- Experience with Web Application Frameworks: Spring or Springboot or Micronaut
- Designing: High Level/Low-Level Design
- Development Experience: Agile/ Scrum, TDD(Test Driven Development)or BDD (Behaviour Driven Development) Plus Unit Testing
- Infrastructure Experience: DevOps, CI/CD Pipeline, Docker/ Kubernetes/Jenkins, and Cloud platforms like – AWS, AZURE, GCP, etc
- Experience on one or more Database: RDBMS or NoSQL
- Experience on one or more Messaging platforms: JMS/RabbitMQ/Kafka/Tibco/Camel
- Security (Authentication, scalability, performance monitoring)
Job Description:
Minimum 3+ years of experience
Java, OOPS, Data structure, Design Patterns, Multithreading, Spring, Hibernate, Java Script based technology, knowledge of J2EE, PL - SQL..
Core Java Topics including Language Features, Architecture.
OOP Concepts in depth with real time scenarios
Understandings of special Keywords and their applicability as well as advantages and
disadvantages - Like static, final, this, super etc. static should be in depth
Singleton class, Serialization, Cloning, Anonymous Inner class concepts.
In depth concept of Dynamic and static polymorphism & Multiple Inheritance issue/ resolve.
Concepts on String, Exception Handling, Array etc.
Java SE 8 and 9 Features: Functional Inheritance, Lambda Expression, default and static method
etc.
Collection Classes in detail along with the internal data structure and working principle.
Multithreading concept. Concept on ConcurrentHashMap etc.
Analysis of Algorithm - Time Complexity – Big O Calculation
Code Optimizing techniques, Different Algorithm designs and strategies.
Design patterns in Java
Different Sorting & Searching Algo with their Time complexity analysis
Problem solving using Hackerrank or similar sites, with focus on Arrays, Linked Lists, Hash Maps,
Trees, Balanced Trees, Stacks, Queues, Strings , Big Number , Data Structures, Object Oriented
Programming
Exception Handling – Advanced, Sorting, Search, Recursion, Graph Theory.
Note: Core Java + PL/SQL (Unix will be add on)
![A unique payments platform, consolidates all digital payment](/_next/image?url=https%3A%2F%2Fcdn.cutshort.io%2Fpublic%2Fimages%2Fdefault_company_picture.jpg&w=256&q=75)
1. POSITION DESCRIPTION |
|
Job Title: |
Switch Developer/ Integration/ Java Developer |
Job Type: |
Permanent | Work from Home |
Qualifications: |
Bachelor’s degree of Engineering, Computer Science or relevant field |
|
|
2. JOB DIMENSIONS: |
|
Experience |
3-7 years |
Primary Skills |
Core Java, Spring Boot, MySQL, Oracle, REST APIs, knowledge of card scheme specifications, ISO8583 Payment standards, EMV Data, Switch payment integration |
Job Location |
Mumbai/Bangalore | open to remote work |
|
|
3. REQUIREMENTS: |
|
· Looking for a Switch developer with 3-7 years of hands on working experience with minimum of 3-4 years in Card and Payment Domain. · Strong knowledge of core java & spring boot · Hands-on experience on payment switch integration · Good knowledge of ISO8583 and EMV Data. · Hands-on experience on any database like MySQL, oracle...etc. · Should be strong in creating/ defining Swagger specs for REST APIs, understand REST principles, Guidelines. · In depth knowledge of Card Scheme Specifications (VISA, MasterCard, Rupay and AMEX), Card · Well versed with payment standards and ISO8583 and EMV data (mandatory), · Hands on experience with Switch payment integration · Resolve technical issues for designers and developers during project lifecycle · Excellent problem solving/troubleshooting skills on Java/J2EE technologies · Result oriented and a versatile engineer who is expert in providing solutions, creating architecture and designs. · Excellent communication (written and verbal) and interpersonal skills |
Job Description
Software Engineer (Java)
About Ezeiatech
Founded over 8 years ago, we’ve grown from a small team in India’s start up city Gurgaon to a leading global software consultancy.
Over 100+ clients all over the globe are already satisfied by our services and the list continues to grow.
Ezeiatech is the next-generation global technology company that is helping enterprises reimagine their businesses for the digital age. Our technology products, services, and engineering are built on years of innovation, a strong culture of invention and risk-taking, and a relentless focus on customer relationships.
We expertly steer our clients through all the hurdles of their digital journey. We do it by enabling the enterprise with all the latest trends and technologies that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight.
Roles & Responsibilities
- Contribute in all phases of the development lifecycle.
- Write well designed, testable, efficient code.
- Ensure designs are in compliance with specifications.
- Prepare and produce releases of software components.
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Desired Qualifications and Experience
- Computer Science or equivalent Engineering degree.
- 1 to 3 years of professional experience as a Java Developer.
- Hands-on experience in designing and developing applications using Java EE platforms.
- Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate).
- Experience in the Spring Framework.
- Experience with test-driven development.
• 4+ years of software development experience in Java 8. Knowledge of Java 9.
• Experience in developing micro services in Spring Boot or Node.js. Experience in security, transaction, Idempotency, log tracing,
distributed caching, monitoring and containerization requirements of Micro services. Experience in developing High Cohesion &
Loosely Coupled Micro Services
• Should have excellent acumen in Data Structures, Algorithms, problem-solving and Logical/Analytical skills. Thorough
understanding of OOPS concepts, Design principles and implementation of different type of Design patterns.
• Sound understanding of concepts like Exceptional handling, Serialization/Deserialization and Immutability concepts, etc. Good
fundamental knowledge in Enums, Collections, Annotations, Generics, Autoboxing, etc.
• Experience with Multithreading, Concurrent Package and Concurrent APIs
• Basic understanding of Java Memory Management (JMM) including garbage collections concepts.
• Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by, aggregate functions, etc.)
• Hands-on experience with JMS. Hands-on experience in creating RESTful webservices and consuming webservices. Hands-on
experience with Spring.
• Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
• Experience of writing Junit test cases using Mockito / Powermock frameworks. Should have practical experience with
Maven/Gradle and knowledge of version control systems like Git/SVN etc.
• Good communication skills and ability to work with global teams to define and deliver on projects. Sound
understanding/experience in software development process, test-driven development.
• 4+ years of software development experience in Java 8. Knowledge of Java9.
• Experience in developing micro services in Spring Boot or Node.js. Experience in security, transaction, Idempotency, log tracing,
distributed caching, monitoring and containerization requirements of Micro services. Experience in developing High Cohesion &
Loosely Coupled Micro Services
• Should have excellent acumen in Data Structures, Algorithms, problem-solving and Logical/Analytical skills. Thorough
understanding of OOPS concepts, Design principles and implementation of different type of Design patterns.
• Sound understanding of concepts like Exceptional handling, Serialization/Deserialization and Immutability concepts, etc. Good
fundamental knowledge in Enums, Collections, Annotations, Generics, Autoboxing, etc.
• Experience with Multithreading, Concurrent Package and Concurrent APIs
• Basic understanding of Java Memory Management (JMM) including garbage collections concepts.
• Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by, aggregate functions, etc.)
• Hands-on experience with JMS. Hands-on experience in creating RESTful webservices and consuming webservices. Hands-on
experience with Spring.
• Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
• Experience of writing Junit test cases using Mockito / Powermock frameworks. Should have practical experience with
Maven/Gradle and knowledge of version control systems like Git/SVN etc.
• Good communication skills and ability to work with global teams to define and deliver on projects. Sound
understanding/experience in software development process, test-driven development.
Additional information
• Gender-Neutral Policy
• 18 paid holidays throughout the year for NCR/BLR (22 For Mumbai)
• Generous parental leave and new parent transition program
• Flexible work arrangements
• Employee Assistance Programs to help you in wellness and well being
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