Full Stack 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.

 For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Develop, record and maintain cutting edge web-based J2EE, JAVA applications.

Experience on Java Spring Framework is required.

Experience on Hibernate is required.

Experience on REST Services is required.

Object-oriented programming, design, and patterns.

Strong proficiency with:Relational database concepts and data modeling.

Good communication skills to interact with customer, understand their requirement, effectively record the requirement and implement the same. 

Clearly understand the requirement, handle a team of developers.

Design and enhance application architecture.

Key Responsibilities:

• Design low level specification for the feature/module in consultation with product architect(s).

• Closely work with product managers/owners, architect(s) to understand the business requirements and code optimally.

• Propose and implement different algorithms in software code for high performing, high throughput, and low latency product features.

• Should be able build, make enhancements and maintain existing native web application user interface based on NodeJS, JavaScript or TypeScript, Angular, React, and Next/Vue.

• Develop and maintain generic solutions and utilities that can be integrated into any product.

• Integrate intelligent product performance indicators into the product to periodically monitor and take preemptive actions.

Key skills and experience required for the job:

• Technology: OOAD, Java/J2EE, Data Structures and Algorithms, Design Patterns, Spring Boot, Microservices/Cloud Native architecture, Cloud Foundry, Docker, K8S, RDBMS, SQL, NoSQL, Redis/HazleCast, jUnit, Mockito, Rabbit MQ, JMS, Apache Camel, KAFKA, WebSocket messaging, gRPC, GraphQL, Angular/React/Vue.js

• Source Control: Git, GitLab, GitHub etc.

• Design: UML, ArchiMate, EA Sparx, MS Visio, Lucid Chart, Figma

• DevSecOps: GitHub Workflows, Helm, Jenkins, CloudBees Flow, uDeploy, Nexus Repo, Site Reliability etc.

• Cloud Technologies: MS Azure, AKS, Azure Event Hub/Grid, Azure Storage, GCP, PCF, AKAMAI, APIGEE or equivalent.

• Code Quality: Sonar, MF Fortify, SAST, DAST

• Process: Safe Agile, DevOps, TDD and BDD

• Experience: 6 – 10 Years of software product development using Java/J2EE along with a minimum of 2 years of web user interface development using any TypeScript framework.

• Education: Bachelors/master’s in engineering or equivalent.

• Soft Skills: Communication, Analytical thinking, Problem Solving, Judgement & Decision Making, Planning & Organizing and Teamwork

Nice to have skills for the job:

• APM : Knowledge of AppDynamics, Grafana, Dynatrace, Splunk, Elk

**Responsibilities:**

- Lead the backend development team, providing mentorship and guidance to junior developers.

- Design, develop, and maintain robust backend systems using Node.js and NestJS with TypeScript.

- Implement event sourcing and message queue solutions using technologies such as Kafka or RabbitMQ.

- Utilize strong PostgreSQL knowledge to design, optimize, and manage databases effectively.

- Implement DevOps practices and tools to ensure continuous integration and delivery (CI/CD), containerization with Docker, and orchestration with Kubernetes.

- Collaborate closely with frontend developers to integrate backend services with user interfaces seamlessly.

- Lead and contribute to architectural discussions and decisions to ensure scalability, reliability, and performance of our systems.

- Troubleshoot and resolve technical issues promptly, demonstrating strong analytical and problem-solving skills.

**Requirements:**

- Bachelors or Masters degree in Computer Science, Engineering, or a related field.

- 5+ years of experience in software development, with a significant focus on backend technologies.

- Proven leadership experience as a team lead or senior developer, with a track record of mentoring junior developers and leading successful projects.

- Profound expertise in Node.js and NestJS with TypeScript.

- Experience with event sourcing and message queues (e.g., Kafka, RabbitMQ).

- Strong knowledge of PostgreSQL, including database design, optimization, and management.

- Solid understanding of DevOps practices and tools (CI/CD, Docker, Kubernetes, AWS/GCP/Azure).

- Ability to collaborate effectively with cross-functional teams, including frontend developers.

- Strong analytical skills and problem-solving abilities.

- Excellent communication and leadership skills.

ROLES AND RESPONSIBILITIES:

·       Working with technical architects, able to convert the architecture into design and code in Java (Spring Boot), AngularJS, and NodeJS.

·       Able to generate LLD documents.

·       Ability to write Quality code with minimum defects.

·       Unit Test and following the coding standards.

·        

PREFERRED QUALIFICATION AND SKILLS:

·       5+ years strong programming and logical skills in Java (Spring Boot), AngularJS, Object Oriented Java script, NodeJS and HTML5

·       Hands on Experience on Java (Spring Boot), and MySQL is mandatory. Must have completed at least 2 full projects using Spring boot and AngularJS.

·       Excellent knowledge and experience in Spring JPA, RESTful webservices implementation.

·       NodeJS experience is value add

·       Should have participated in, and be familiar with, Agile (Scrum) project methodology and practices.

·       Must be able to mentor and guide junior technical resources.

·       One who is proactive and come forward with technology related initiatives. Motivated self-starter. 

·       Good Communication skills. English - Oral and Written.

Job description 

Role : Java Developer 

Experience: 5+ years 

Work Location: Bangalore (Work From Office )

Requirements: 

Hands-on experience in Java/J2EE technologies in developing Web, Distributed Enterprise and Interoperable Applications. 

Expert level programming skills in Java OOPS concepts. 

Expertise in Spring boot ,Microservices 

Experience in using and developing RESTful APIs using JAX RS, Spring Rest using JSON and XML. 

Good to have Experience in developing SOAP API using JAX WS with (XML, XSD, DTD, WSDL). 

Good to have knowledge in Struts (Struts 1.0, JSP, JavaScript, jQuery, AJAX, Servlets) 

Prior hands-on experience & Knowledge in Docker & Kubernetes, Microservice Architecture (developing applications on cloud platforms) 

Good experience and understanding in Caching, Distributed/Scalable Architecture. 

Expertise in using GOF Design Patterns, Data Structures & Algorithms and reactive programming technologies 

Experience in Unit Testing Frameworks. 

Must have Degree in Computer Science or equivalent 

Experience with Product development companies will be preferred 

Experience in Gaming Domain using WebSockets in java will be preferred 

Strong verbal & written communication skills 

Stipend: INR. 5,000 to INR. 15,000 per month + Performance Bonus + Goodies for Elites

We are looking for skilled Full Stack Developer interns who can oversee the complete software development road cycle at Spacenos and work on building amazing products.

• Experience with JavaScript and ReactJs framework.
• Experience with NodeJs, Firebase and Firestore Functions.
• Candidates should have the ability to pick up new technologies quickly
• Knowledge of code versioning tools (such as Git, Mercurial, or SVN)

1. Creating and converting high-fidelity designs into code.
2. Assist with creating cross-platform UI Web components
3. Build responsive applications using front-end frameworks
4. Create Backend services for the UI and test with edge cases.

5. Test components using new technologies

Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.

1. Apply for your CV and past work to be reviewed.
2. Receive a telephonic interview or assessment upon filling the final step form.
3. Receive offer letter if selected.

Apply soon, the earliest applicant would be preferred over the late applicants.

Experience : 10+ years

• Strong architecture and design skills and keen business sense. -
• Ownership of projects and technical areas. -
• Strong core server-side technologies experience (Java), database design & performance tuning exposure. -
• Strong OO design skills, knowledge of frameworks such as Spring/ Spring Boot/ exposure to functional programming a plus. -
• Good knowledge of nodeJS/ noSQL a definite plus. -
• Good exposure to front end/UI skills (JS, HTML, Angular). -
• Good exposure to configuration management, testing, deployment. -
• Deep knowhow of data structures, algorithms. -
• Hands on development across technologies.
• Exp- 6-8 years.
• Qual- B.E/ B.Tech (Computer Science/ Equivalent) from a premier institute.