Java Developer

JOB DESCRIPTION:

Location: mumbai

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 7 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

Job Description:

We are looking for a skilled and enthusiastic Java Developer to join our development team. The ideal candidate should have solid experience in Java and should also be familiar with Kotlin for backend development. You’ll be responsible for designing, developing, and maintaining high-performance, scalable applications.

Key Responsibilities:

• Design, develop, and maintain efficient, reusable, and reliable Java code.
• Work on Kotlin-based backend applications as per project requirements.
• Develop RESTful APIs and backend services.
• Ensure the best possible performance, quality, and responsiveness of applications.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Identify bottlenecks and bugs, and devise solutions to these problems.
• Participate in code reviews and contribute to team knowledge sharing.

Skills Required:

- 4+ years of technical experience in a developer role

- Strong proficiency with Core Java

- Database experience preferably with DB2, Sybase, or Oracle

- Complete SDLC process and Agile Methodology (Scrum)

- Strong oral and written communication skills

- Excellent interpersonal skills and professional approach

- Bachelor’s degree in Computer Science, MIS, or other technology/engineering discipline

Skill Desired:

-Strong proficiency with Scala on Spark

- Previous experience in front office and back office reports

- Strong understanding Order Life Cycle management from Equities or Listed derivatives perspective

- Previous experience in Trade Surveillance or working with data from the order lifecycle

- Good to have knowledge on Hadoop Technologies

- High quality software architecture and design methodologies and patterns

- Work experience as level-3 support for applications

- Layered Architecture, Component based Architecture

- XML-based technologies

- Unix OS, Scripting, Python or Perl

- Experience in development on other application types (Web applications, batch, or streaming)

Experience: 5+ Years

• Experience in Core Java, Spring Boot

• Experience in microservices and angular

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

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2

• Good knowledge of multi-threading

• Basic working knowledge of Unix/Linux

• Excellent problem solving and coding skills in Java

• Strong interpersonal, communication and analytical skills.

• Should be able to express their design ideas and thoughts

Product Based Client:

A multinational technology and e-commerce company based in the United States is widely recognized as one of the world's largest online retailers. In addition to e-commerce, it is a major player in cloud computing through its cloud services division and has expanded into areas such as streaming services, artificial intelligence, and smart devices.

Essential Job Functions:

Top 3 responsibilities

• Taking for operational work.

• Monitoring data pipelines.

• Addressing/Triaging customer tickets

Qualifications:

Exp: 1+ Years

• Skillset:Core Java, Data Structures, Al

Who we are looking for

A candidate who can design, build and configure applications to meet business process and application requirements.

Key Role Requirements:

• Experience in Java-J2EE Development
• Hands-on experience in Struts (Core Java, JSP, Servlets, EJB) framework.
• Hands-on experience in Oracle SQL, Procedures
• Hands-on experience in Spring boot, Spring batch
• Should have worked on application servers like IBM WAS / Jboss / Web logic.
• Knowledge of basic Linux commands and BIRT reporting tool is an added advantage.
• Knowledge in SVN or any other version control is an added advantage.
• Knowledge in Build tool like ANT, Maven is an added advantage
• Strong problem solving and analytical capabilities.

Role & responsibilities

• Senior Java developer with 6 to 10 years of experience having worked on Java, SpringBoot, Hibernate, Microservices, Redis, AWS S3
• Contribute to all stages of the software development lifecycle
• Design, implement, and maintain Java-based applications that can be high-volume and low-latency
• Analyze user requirements to define business objectives
• Envisioning system features and functionality
• Define application objectives and functionality
• Ensure application designs conform to business goals
• Develop and test software
• Should have good experience in Code Review
• Expecting to be 100% hands-on while working with the clients directly
• Performing requirement analysis
• Developing high-quality and detailed designs
• Conducting unit testing using automated unit test frameworks
• Identifying risk and conducting mitigation action planning
• Reviewing the work of other developers and providing feedback
• Using coding standards and best practices to ensure quality
• Communicating with customers to resolve issues
• Good Communication Skills 

JOB RESPONSIBILITIES (About 10 - 11 years and at least 9 years relevant experience)

Develop Java webservices and components according to a detailed design document.

Build efficient, reusable and reliable Java code per industry best practices.

Follow TDD approach and ensure unit-test coverage meets quality requirements.

Develop Integration tests to ensure coding adheres to acceptance criteria and verify end-to-end behavior of the system.

Ensure best possible performance, quality and responsiveness of applications.

EXPERIENCE / SKILLS

Must have experience developing in Java latest version (least version is 8)

Must have experience in design and development using Micro service architecture

Solid knowledge in OOP concepts, and design principles/patterns for developing scalable applications

Must have experience developing Spring Boot applications

Must have experience developing database access layer using Spring Data JPA/Hibernates

Must have experience in developing REST Services using Spring

Good working experience in development of event driven systems using any framework

Must have experience with any RDBMS and at least one NoSQL database preferably PostgresSQL and Mongo DB

Must have experience writing unit and integration tests using Junit

Must have experience using mock frameworks like Mockito, WireMock

Must have experience using Git

Must have experience with CI / CD

Basic hands-on experience in one of the cloud provider (AWS/Azure) or at least docker and Kubernetes

Familiarity with build tools Maven or Gradle

Added advantage with experience of Reactive and Functional Programming