Java /Spark Developer

JOB DESCRIPTION

Experience: 3-10 years

Required Skills and Qualifications 

Backend: 

• Strong programming skills in Core Java, Java 8+ 

• Experience with Spring Boot, RESTful APIs, Microservices architecture 

• Good understanding of JPA/Hibernate, and SQL/NoSQL databases 

Frontend: 

• Proficient in React.js, JavaScript (ES6+), HTML5, CSS3 

• Experience with Redux, React Hooks, and component-based architecture 

• Familiarity with front-end build tools (Webpack, Babel, NPM)

Key Responsibilities

• Develop and maintain scalable backend services using Core Java / Spring Boot 

• Design and implement responsive, high-quality front-end interfaces using React.js 

• Integrate backend APIs with frontend components seamlessly 

• Collaborate with product managers, architects, and QA to deliver quality software 

• Ensure code quality through unit testing, code reviews, and performance tuning 

• Troubleshoot and debug production issues as needed

Greetings!

Wissen Technology is hiring for Python developers.

Required:

• 7+ years of experience
• Looking for core application developer in Python. (Not a ML/Data scientist)
• Must have hands on experience on Python
• Must have exposure in OOPS & SOA concepts
• Exposure in Flask APIs for building Rest APIs
• Good to have exposure on Java or React

Company Profile:

Website : www.wissen.com

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

https://www.youtube.com/watch?v=H_rLmHvlOKg

Employee Speak: https://www.ambitionbox.com/overview/wissen-technology-overview

LinkedIn: https://www.linkedin.com/company/wissen-technology

Location: Bangalore

Experience: 5 to 10 years

Joiners: Immediate / Notice Period < 30 days

Company: Wissen Technology

🔍 Job Overview:

We are looking for a passionate and skilled Fullstack Developer with strong backend expertise in Java and advanced frontend proficiency in React, JavaScript, and TypeScript. The ideal candidate will have a deep understanding of core computer science concepts like Multithreading, Collections, and Immutability, and should be highly proficient in building scalable, maintainable systems.

🛠️ Key Responsibilities:

• Design and develop robust, scalable backend systems using Java (preferably Java 8 or higher).
• Build interactive, high-performance UIs using React.js, JavaScript, and TypeScript.
• Implement complex business logic with clean and maintainable code.
• Write efficient, thread-safe code utilizing Multithreading, HashMaps, HashSets, and Collections.
• Work with iterators and immutability principles to build reliable data flows.
• Collaborate with product managers, designers, and QA teams in an Agile environment.
• Troubleshoot and debug production issues as needed.

✅ Must-Have Skills:

• Strong programming experience in Core Java, Multithreading, and Java Collections Framework.
• Solid knowledge of React.js, JavaScript (ES6+), and TypeScript.
• Hands-on with HashMap, HashSet, Iterators, and Immutable Data Structures.
• Experience working with REST APIs, Spring Boot, and microservice architectures.
• Familiarity with version control systems like Git and CI/CD pipelines.
• Strong problem-solving and analytical skills.

💼 Good to Have:

• Exposure to cloud platforms (AWS, GCP, Azure).
• Experience with state management tools like Redux or Context API.
• Knowledge of performance optimization and memory management in JavaScript.

Product Development Engineer is responsible for front end development of modules of enliven CEM. 

The engineer is responsible for end to end delivery of specific components in the module and integrate them with existing modules 

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 web services 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 comes forward with technology related initiatives. Motivated selfstarter. 

• Good Communication skills. English - Oral and Written.

About SuperK

We are re-imagining how Bharat’s neighbourhood retail, the unorganized Kirana stores of today will get transformed into organized convenience retail chains over the next decade - we are driving this change.

SuperK is a well-funded early-stage startup that offers a full-stack solution to empower small format retail stores in Tier 2 and below towns. SuperK is rebranding existing small format retail stores and providing them with the benefits of procurement, tech systems, intelligence, and marketing at scale to create a chain of mini supermarkets. Some parallels can be drawn to how Oyo has transformed the small hotel industry, Medplus & Apollo have changed pharma retail and BigC & others have changed offline mobile buying.

What you will be doing

• Working closely with the Engineering lead to contribute to deciding the backend as well as frontend system architecture for products used by consumers, retailers, and other stakeholders.
• Stay informed about the product strategy; evaluate the feasibility of solutions proposed by PMs, estimate development effort, and help in planning the roadmap and individual features.
• Building the blocks of the entire system across multiple products on your own from the ground up with the freedom to try new things.
• Coordinate and collaborate with other developers to meet the timelines.
• Built systems that scale through software, contributing to the architecture and design.

What we would like to see in you

• 2-4 years of relevant experience as a full-stack engineer who has owned the entire stack of a product or a major module.
• Strong programming expertise in any of the JavaScript frameworks like NodeJS, ExpressJs, or Python frameworks like Django.
• Strong computer science fundamentals in OOPs, DS algorithm design and time complexity analysis.
• Experience in writing REST APIs
• Good understanding of relational databases and networking systems.
• Proficiency with at least one Object Oriented language(e.g Java, Python)
• Exposure to Cloud Platforms like AWS, Azure, or Google Cloud.
• Ability to work in an unstructured environment
• High enthusiasm and self-drive to build systems from the ground up.
• Focus on things that work compared to traditional conventions.

• 3+ years relevant professional experience.   
• Good understanding and a full life cycle project implementation experience with Java / J2EE technologies  
• Hands on experience in core Java 
• Hands on experience in Microservices Architecture patterns.

• In-depth knowledge of application development using Spring.
• Proven experience implementing Java applications in an enterprise environment.
• Fundamental understanding of JavaScript front-end development.

• Experience with Angular and TypeScript   
• Experience upgrading applications from Angular 5 to 6 is a plus. 
• Experience using SOAP or REST APIs   
• Familiarity with Bitbucket, Rally, and REST API Clients is a plus.   
• Strong communication and interpersonal skills is an absolute must.   
• Bachelor's degree or equivalent.   

No physical presence required for interview...All the process from interview to selection will be online…

Key Skills:

• Java, Java EE, Spring Boot, Hibernate, REST, Angular Js(2/4/5/6/7).

Job Summary:

• JAVA Developer Analyse Design and Develop Applications
• Must-Have experience in Java, J2EE, Webservices using SOAP, SPRINGS, HIBERNATE, Web Technologies, Rest full services etc.
• Experienced in client-side scripting and JavaScript frameworks, including Angular 2/4/5/6/7, jQuery, Css3, Bootstrap, HTML.
• Hands-on experience in Maven.
• Experience in Agile Development methodologies.
• Strong logical and reasoning skills with keen self-learning.
• Good in Logic
• You should be comfortable working in a team and have good communication skills.

Responsibilities:

• Write, clean, well-designed code, testable, efficient code.
• Must have a real-time exposure with object-oriented programming in Java, J2EE.
• Real-time exposure in Spring, Spring Boot, Hibernate framework, Angular Js(2/4/5/6/7).
• Collaborate with internal teams to identify system requirements.

Contact Person:- Naveen Kumar.