Software Engineer - Java

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location - Senior Backend Developer – Java (with Python Exposure)- Mumbai

Experience - 4 to 10 years

Kindly revert over mail if you are interested.

Java Developer – Job Description

We are seeking a Senior Backend Developer with strong expertise in Java (Spring Boot) and working knowledge of Python. In this role, Java will be your primary development language, with Python used for scripting, automation, or selected service modules. You’ll be part of a collaborative backend team building scalable and high-performance systems.

Key Responsibilities

• Design and develop robust backend services and APIs primarily using Java (Spring Boot)
• Contribute to Python-based components where needed for automation, scripting, or lightweight services
• Build, integrate, and optimize RESTful APIs and microservices
• Work with relational and NoSQL databases
• Write unit and integration tests (JUnit, PyTest)
• Collaborate closely with DevOps, QA, and product teams
• Participate in architecture reviews and design discussions
• Help maintain code quality, organization, and automation

Required Skills & Qualifications

• 4 to 10 years of hands-on Java development experience
• Strong experience with Spring Boot, JPA/Hibernate, and REST APIs
• At least 1–2 years of hands-on experience with Python (e.g., for scripting, automation, or small services)
• Familiarity with Python frameworks like Flask or FastAPI is a plus
• Experience with SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
• Good understanding of OOP, design patterns, and software engineering best practices
• Familiarity with Docker, Git, and CI/CD pipelines

We are looking for "Software Engineer (API)" for Reputed Client @ Bangalore Permanent Role.

Experience: 3 - 4 Yrs

1.Roles & Responsibilities:

• Design, develop, and unit test applications in accordance with established standards.  

• Preparing reports, manuals and other documentation on the status, operation and maintenance of software.  

• Analyzing and resolving technical and application problems  

• Adhering to high-quality development principles while delivering solutions on-time and on-budget  

• Providing third-level support to business users.  

• Compliance of process and quality management standards  

• Understanding and implementation of SDLC process

2.Technical Skills:

Primary Skills

• 2+ years of experience in Web API, C#.Net, OOPS and Entity framework

• Minimum 1+ years of experience on Web Application development HTML, CSS, JavaScript/JQuery, Entity framework and Linq Queries

• Must have a good exposure on query writing and DB management for writing stored procedures/ user-defined functions

Secondary Skills

• Experience in analysing existing code and debugging.

• Should have a solid understanding of the SDLC processes (Design, Construction, Testing, Deployment)

• Proven experience of delivering on-time and with quality

• Should have good unit testing skills to review his own development and identify all the defects and get it fixed before releasing the code

Desired Skills

• Should have experience in developing ERP applications or Database Intensive Data Entry applications. 

• Been on a same role for a period of 2 years or more

• Hands on experience of configuration management and version maintenance

• Prior experience of working in the shipping domain

• Should be able to understand the Functional Specifications and Technical Specifications and develop the application as per the specification provided.

• Full stack developers with experience in Developing products with Angular and C# APIs, from ground-up will be a plus.

3.Abilty:

• Excellent Communication Skills

• Good conceptualization skills

• Strong Visualization ability

• Analytical ability

• Quality Oriented

• Problem solving

4.Educational Qualification:

BE/B-Tech/MCA/ M.Tech

Age between 24 Year to 28 Years

About the Role 

As a result of our rapid growth, we are looking for a Java Backend Engineer to join our existing Cloud Engineering team and take the lead in the design and development of several key initiatives of our existing Miko3 product line as well as our new product development initiatives. 

Responsibilities 

•  Designing, developing and maintaining core system features, services and engines
• Collaborating with a cross functional team of the backend, Mobile application, AI, signal processing, robotics Engineers, Design, Content, and Linguistic Team to realize the requirements of a conversational social robotics platform which includes investigate design approaches, prototype new technology, and evaluate technical feasibility
• Ensure the developed backend infrastructure is optimized for scale and responsiveness 
• Ensure best practices in design, development, security, monitoring, logging, and DevOps adhere to the execution of the project. 
• Introducing new ideas, products, features by keeping track of the latest developments and industry trends 
• Operating in an Agile/Scrum environment to deliver high quality software against aggressive schedules

Requirements 

• Proficiency in distributed application development lifecycle (concepts of authentication/authorization, security, session management, load balancing, API gateway), programming techniques and tools (application of tested, proven development paradigms)  
• Proficiency in working on Linux based Operating system. 
• Proficiency in at least one server-side programming language like Java. Additional languages like Python and PHP are a plus 
• Proficiency in at least one server-side framework like Servlets, Spring, java spark (Java). 
• Proficient in using ORM/Data access frameworks like Hibernate,JPA with spring or other server-side frameworks. 
• Proficiency in at least one data serialization framework: Apache Thrift, Google ProtoBuffs, Apache Avro,Google Json,JackSon etc. 
• Proficiency in at least one of inter process communication frameworks WebSocket's, RPC, message queues, custom HTTP libraries/frameworks ( kryonet, RxJava ), etc.  
• Proficiency in multithreaded programming and Concurrency concepts (Threads, Thread Pools, Futures, asynchronous programming). 
• Experience defining system architectures and exploring technical feasibility tradeoffs (architecture, design patterns, reliability and scaling)
• Experience developing cloud software services and an understanding of design for scalability, performance and reliability
• Good understanding of networking and communication protocols, and proficiency in identification CPU, memory & I/O bottlenecks, solve read & write-heavy workloads. 
• Proficiency is concepts of monolithic and microservice architectural paradigms. 
• Proficiency in working on at least one of cloud hosting platforms like Amazon AWS, Google Cloud, Azure etc.   
• Proficiency in at least one of database SQL, NO-SQL, Graph databases like MySQL, MongoDB, Orientdb 
• Proficiency in at least one of testing frameworks or tools JMeter, Locusts, Taurus 
• Proficiency in at least one RPC communication framework: Apache Thrift, GRPC is an added plus 
• Proficiency in asynchronous libraries (RxJava), frameworks (Akka),Play,Vertx is an added plus 
• Proficiency in functional programming ( Scala ) languages is an added plus 
• Proficiency in working with NoSQL/graph databases is an added plus 
• Proficient understanding of code versioning tools, such as Git is an added plus 
• Working Knowledge of tools for server, application metrics logging and monitoring and is a plus Monit, ELK, graylog is an added plus 
• Working Knowledge of DevOps containerization utilities like Ansible, Salt, Puppet is an added plus 
• Working Knowledge of DevOps containerization technologies like Docker, LXD is an added plus  
• Working Knowledge of container orchestration platform like Kubernetes is an added plus 

What You will do

● Create beautiful software experiences for our clients using design thinking, lean and agile methodology.

● Work on software products designed from scratch using the latest cutting edge technologies, platforms and languages such as JAVA, python, Javascript, GoLang and Scala.

● Work in a dynamic, collaborative, transparent, non-hierarchical culture.

● Work in collaborative, fast-paced and value-driven teams to build innovative customer experiences for our clients.

● Help to grow the next generation of developers and have a positive impact on the industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience with a broad mix of languages such as JAVA, Python, Javascript etc.

● Server-side development experience mainly in JAVA, (Python and nodeJS can be considerable)

● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery etc. are good to have.

● Passion for software engineering and follow the best coding concepts. ● Good to great problem solving and communication skills.

Nice to have Qualifications

● Product and customer-centric mindset.

● Great OO skills, including design patterns.

● Experience with devops, continuous integration & deployment.

● Exposure to big data technologies, Machine Learning and NLP will be a plus.

Benefits

● Competitive salary.

● Work from anywhere.

● Learning and gaining experience rapidly.

● Reimbursement for basic working set up at home.

● Insurance (including a top up insurance for COVID).

Location

Remote - work from anywhere

• Design, implement, and maintain API-based applications and REST services.
• Proficiency with Node JS.
• Must have experience in cloud services Azure Cloud/AWS.
• Familiarity with database technology such as MySQL, PostgreSQL, and MongoDB.
• Develop high-quality, efficient, and scalable code.
• Understanding of Agile methodologies and SCRUM framework Strong debugging, analytical and problem-solving skills.
• Provide technical support during implementation efforts, working with technical team members and with business users as required to provide troubleshooting and solutions to technical issues.

Requirements:

Spring Boot + Google Cloud Exp 4+ Years Strong Spring 4+ Years Restful 4+ Years J2EE 4+ Years Core Java 4+ Years

• Must have hands-on experience in Java 8 or higher / J2EE
• Understanding of Agile and Lean software development processes and practices.
• Experience in Spring Boot and other spring frameworks
• Experience in developing web applications using Spring MVC
• Experience in MongoDB/ Kafka / RabbitMQ
• Microservices
• Collaborate with other team members and stakeholders
• Mandatory Skills: Core Java, Spring/Spring Boot, REST, Hibernate

We are looking for strong Backend developers to join our growing Team and help build Software applications and Tools that help streamline enterprise processes and build efficiency.

Roles & Responsibilities:

-Well versed with Javascript / Typescript, Node.js, Node.js frameworks like Nest.js, express.js, Postgres DB (relational databases), Redis / Memcache, Queues.

Proficient in Java, J2EE and related technologies.
• Experienced in using spring, Spring Boot, Hibernate, messaging systems.
• Good understanding of relational database performance concepts and usage of ORM frameworks such as Hibernate
• Expert understanding of the object-oriented design and programming concepts
• Strong working experience  on Data Structures, Algorithms and Collections.
• Solid experience building applications on top of RESTful APIs.
• Knowledge/experience with Spring MVC
• Stroing knowledge in developing and executing automated unit, functional and integration tests
• Good communication and analytical skills.
• Strong trouble shooting skills

About Company: Ramphal Technologies is an Indian startup company. The company was founded by a visionary team of founders having a vast experience in Technology.

The company has a long term vision to disrupt the Indian Air Traffic scenario through technology Innovation. The Govt. Of India has officially signed a MOA with us to 

build the next generation Technology platform to manage the Air Traffic in India.

About Opportunity: We have an exciting career opportunity for you where you will be part of developing a mission critical real time IT system. <<and explain the position>>

This role gives you an opportunity to disrupt how both manned and unmanned flights are going to fly in future. Your software will run in every Indian/Global Airport 

and your work will keep the flight journey safe and efficient.