
We are looking for Java Developers with 5+ years of experience for Bangalore and Mumbai locations.
Key Requirements:
- 5+ years of experience in Java development
- Strong hands-on experience in Core Java
- Strong understanding of Data Structures, Algorithms, and Problem Solving
- Good experience in Multithreading / Concurrency
- Exposure to or awareness of AI / LLM concepts
- Candidate should be an Immediate Joiner
- Must be available for a Face-to-Face interview
- Candidate should be open to attending the interview in Mumbai or Bangalore
Locations:
- Mumbai
- Bangalore

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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Java GS Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 2- 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered Java GS projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted
We are looking for a Java and Oracle SQL developer with experience in building high-performing, scalable, enterprisegrade applications. You will be part of a PwC utility team and will work on critical applications. Candidate roles and
responsibilities include managing Java/Java EE application development and SQL codes, while providing expertise in the
full software development lifecycle, from concept and design to testing.
Candidate responsibilities include designing, developing and delivering high-volume, low-latency applications.
Responsibilities
• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Direct dealing with client and understand their requirements
• Ensure designs are in compliance with client requirement and specifications
• Prepare and produce releases of software components
• Prepare report and presentation based on client requirement
Requirements
• B.E./B.Tech.
• Three years of experience after B.E./B.Tech.
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Excellent knowledge of Relational Databases, Oracle SQL, PL/SQL and query development including server
maintenance
• Experience in developing reports by extracting data from database
• Experience in MS Excel, Word and Power Point
• Experience with test-driven development
• Experience in Power Utility (Discom) domain and Power BI will be preferred
Responsibilities:
- Lead simultaneous development for multiple business verticals.
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- Ensure that exceptional standards are maintained in all aspects of engineering.
- Collaborate with other engineering teams to learn and share best practices.
- Take ownership of technical performance metrics and strive actively to improve them.
- Mentors junior members of the team and contributes to code reviews.
Requirements:
- A passion to solve tough engineering/data challenges.
- Be well versed with cloud computing platforms AWS/GCP
- Experience with SQL technologies (MySQL, PostgreSQL)
- Experience working with NoSQL technologies (MongoDB, ElasticSearch)
- Excellent Programming skills in Python/Java/GoLang
- Big Data streaming services (Kinesis, Kafka, RabbitMQ)
- Distributed cache systems(Redis, Memcache)
- Advanced data solutions(BigQuery, RedShift, DynamoDB, Cassandra)
- Automated testing frameworks and CI/CD pipelines Infrastructure orchestration(Docker/Kubernetes/Nginx)
- Cloud-native tech like Lambda, ASG, CDN, ELB, SNS/SQS, S3 Route53 SES
Job description for Backend Developer:
Responsibilities
• Hands-on experience in Springboot and good knowledge of MySQL, MongoDB
• Hands-on experience in building RESTful based APIs
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Integration of user-facing elements developed by front-end developers with server-side logic
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability•
• Implementation of security and data protection
Skills And Qualifications
• Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3
• Understanding accessibility and security compliance (Depending on a specific project)
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Management of hosting environment, including database administration and scaling an application to support load changes
• Data migration, transformation, and scripting
• Outputting data in different formats
• Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
• Creating database schemas that represent and support business processes
• Implementing automated testing platforms and unit tests
• Proficient knowledge of a back-end programming language (Java 8 and above and Spring Boot)
• Proficient understanding of code versioning tools, such as Git
• Proficient understanding of OWASP security principles
• Understanding of “session management” in a distributed server environment
Required qualification:
*) Any degree from a reputed university
*) Proven software development experience and Java/J2EE skills development.
Building highly-scalable and secure payments platform
Primary owners of one or more components of the platform and will drive innovation in
your area of ownership
Working with various product teams gathering requirements and adding capabilities
Working with some of the smartest people in the industry and will have ample opportunity to learn and grow
Using cutting-edge cryptography to secure payments beyond industry standards
Deriving actionable insights by mining TBs of data
Building a low-level infrastructure that aims to push the boundaries of network
performance
Participating actively in recruitment and nurturing of engineers as awesome as you
What do we look for?
Review and influence new evolving design, architecture, standards and methods with
stability, maintainability, and scale in mind
Identify patterns and provide solutions to class of problems
Research, evaluate and socialize new tools, technologies, and techniques to improve the value of the system
Be able to multitask, prioritize and handle dependencies with minimal oversight
From a technology perspective, you should have the knowledge and/or experience in a
reasonably sized subset of the following ( the more, the merrier!! )
Worked on one or more large scale java applications
Good understanding of nuances of distributed systems, scalability, and availability
Good knowledge of one or more relational and NoSQL databases and transactions
Shrewd focus on latency and throughput of services
In-depth understanding of concurrency, synchronization, NIO, memory allocation and GC
Experience with IaaS clouds like AWS/Google Cloud, Azure, OpenStack etc..
Experience in working with Message Brokers and Application Containers
Great ability to mentor and train other team members
Out of which, an experience of 1 to 2 years in Spring Boot and Microservices is mandatory
Need to have an experience working on Digital Domain or E-Commerce Domain or Travel Domain
Strong experience with Java 8, Spring and Spring Boot, Spring MVC, Spring Data
Working experience on Microservices
Version Control: Git
Strong understanding of functional/reactive programing, OOP, design
Experience on Docker and Kubernetes.
SDLC: Working experience in Agile methodology
Strong written and verbal communication skills
Strong Interpersonal skills and Time Management skills
Immediate Joiners Preferred
Within maximum 30 days notice period can also apply
Currently remote working, however, post pandemic, candidates need to relocate to any of the location given above
Senior Software Engineer - Android
Job description
Overview
The job profile involves understanding and implementing the latest technologies and closely following the global trends on the web and mobile web development.
Here is what we look for in a Software Engineer Android
It’s all about the users. We have to think like the user and plan all strategies and align content strategy accordingly. The efforts of the Technology team are to keep our primary TG engaged and attract a newer audience.
- Be the USER: Think from a user perspective, and plan content strategies according to what will be relatable to them.
- Deliver WOW: Never settle for mediocrity. Aspire for new user benchmarks. Passionately seek unconventional solutions that have the potential of breaking new grounds achieving exponential reach and engagement.
- Embrace & Drive CHANGE: Embrace curiosity. Accept and enthusiastically encourage change while questioning the status quo and showing initiative. Never let the fear of failing hold you back.
Role
This is a front-end role, but not limited to it. You will be learning a lot about Android development along with other mobile technologies too. Also, we believe in extreme ownership!
And to be honest, everyone loves working with kind and smart people. We are building a kick-ass team with humble and empathetic talent.
What you will do in this role
- Design and build advanced applications for the Android platform
- Collaborate with cross-functional teams to define, design, and ship new features
- Unit-test code for robustness, including edge cases, usability, and general reliability
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
- Translate designs and wireframes into high-quality code.
- Design, build and maintain high performance, reusable, and reliable Java code
- Ensure the best possible performance, quality, and responsiveness of the application
- Identify and correct bottlenecks and fix bugs.
Job requirements
What you should have
- 3-7 years of work experience developing complex software.
- Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
- Good knowledge of design patterns like Creational, Structural and Behavioral patterns, MVP, MVC, etc.
- Familiarity with RESTful APIs to connect Android applications to back-end services
- Strong knowledge of Android UI design principles, patterns, and best practices
- Experience with offline storage, threading, and performance tuning
- Knowledge of the open-source Android ecosystem and the libraries available for common tasks
- Ability to understand business requirements and translate them into technical requirements
- Familiarity with cloud message APIs and push notifications
- A knack for benchmarking and optimization
- Understanding of Google’s Android design principles and interface guidelines
- Proficient understanding of code versioning tools, such as Git
- Proven software development experience and Android skills development
- Have published at least 3 original Android app
- Experience with third-party libraries and APIs
- Solid understanding of the full mobile development life cycle
Education: Any Graduate
Experience (years): 3 to 7 years, good to have prior experience in product development
Brownie Points
- Mobile Application Development
- Model-View-Controller (MVC)
- User Experience (UX)
- Model-View-Presenter (MVP)
- Representational State Transfer (REST)
- Android
- Mobile Architecture
- SDK
- Android SDK
About the job
Job Description
We are looking for a Back-End Engineer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your coworkers into the application. A basic understanding of front-end technologies is therefore necessary as well.
Responsibilities
- Develop and Maintain REST API's
- Integration of user-facing elements developed by front-end developers with server-side logic
- Building reusable code and libraries for future use
- Optimization of the application for maximum speed and scalability
- Implementation of security and data protection
- Design and implementation of data storage solutions
- Follow and encourage Test-Driven Development (TDD) Approach
Skills And Qualifications
- Strong foundation and knowledge about Object-Oriented Design Principles
- Champion of the TDD approach
- Implementing automated testing platforms and unit tests
- Proficient in Python programming language
- User authentication and authorization between multiple systems, servers, and environments
- Integration of multiple data sources and databases into one system
- Management of hosting environment, including database administration and scaling an application to support load changes
- Data migration, transformation, and scripting
- Outputting data in different formats
- Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
- Creating database schemas that represent and support business processes
- Proficient understanding of code versioning tools, such as Git
- Understanding accessibility and security compliance









