
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. - 4 to 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 clientfacing 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
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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Job Summary:
We are seeking a dynamic and highly skilled Full Stack Developer with 3-5 years of experience to join our client's team. The ideal candidate will be working with a leading MNC client in the health insurance domain. This role is based in Gurugram and requires candidates to work from the office, Monday to Friday. You will play an integral role in developing and enhancing applications using Node.js, TypeScript, PostgreSQL, and MongoDB.
Responsibilities:
- Design, develop, and maintain scalable applications using Node.js and TypeScript.
- Build and optimize RESTful APIs and backend services.
- Collaborate with cross-functional teams to deliver high-quality products and services.
- Work with PostgreSQL and MongoDB databases for efficient data management and retrieval.
- Ensure the performance, quality, and responsiveness of applications.
- Troubleshoot, debug, and upgrade existing systems and platforms.
- Implement best practices for security, code quality, and performance optimization.
- Participate in code reviews and provide mentorship to junior developers.
Requirements:
- Experience: 3-5 years of hands-on development experience with Node.js, TypeScript, PostgreSQL, and MongoDB.
- Technical Skills:
- Proficiency in Node.js and TypeScript for building scalable web applications.
- Strong experience working with PostgreSQL and MongoDB databases.
- Hands-on experience in building RESTful APIs and microservices architecture.
- Knowledge of best practices in application development, security, and performance tuning.
- Familiarity with version control tools like Git.
- Preferred:
- Experience in the health insurance or fintech domain.
- Ability to work in an agile environment with fast-paced deliverables.
- Excellent communication and collaboration skills.
Soft Skills:
- Strong problem-solving skills and ability to troubleshoot complex issues.
- Ability to work in a team and independently when required.
- Adaptability and willingness to learn new technologies.
Greetings from Wissen Technology!
We are hiring Java Developers for Mumbai location.
Exp - 4 - 8 years
Location - Mumbai (Goregaon) - Hybrid
Notice Period - immediate or serving notice period only
Interview Process - Initial rounds virtual + Final round F2F
Software Engineer/Senior Software Engineer/Lead Engineer-Java
· Experience in Core Java 5.0 and above, Data Structures, OOPS, Multithreading, Algorithms, Collections, Unix/Linux
· Possess good architectural knowledge and be aware of enterprise application design patterns.
· Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
· Good development experience with RDBMS
· Good knowledge of multi-threading and high volume server side development
Basic working knowledge of Unix/Linux
· Excellent problem solving and coding skills in Java
· Strong interpersonal, communication and analytical skills.
· Should have the ability to express their design ideas and thoughts.
Job Brief-
· Understand product requirements and come up with solution approaches
· Build and enhance large scale domain centric applications
· Deploy high quality deliverables into production adhering to the security, compliance and SDLC guidelines
Backend - Principal IC/Lead SDE
Minimum Requirements
- 8+ years development experience
- Solid Experience and knowledge of
- Coding and debugging using Object Oriented languages like Java, C++, Go or similar languages.
- Database design, Query optimizations, pitfalls (both SQL, NoSQL)
- Developing Scalable, distributed systems and patterns
- Developing REST and/or GraphQL based APIs
- Writing and driving Clean code in a team (via SOLID principles).
- Knowledge of writing unit tests
- NodeJS
Good to have
- Experience with GoLang/Python
- Experience with Microservices, designs and patterns
- Experience with Dockers/Kubernetes and orchestration
- Familiarity with Reactive programming and patterns like RxJs/RxJava, CQRS, Eventing systems
- Experience with automating DevOps lifecycle
- Proficiency with
Responsibilities
- Work with Product team and Drive design, development and deployment of the overall architecture and individual modules to support our Apps , website and internal tools
- Ensure the entire stack is designed and built for availability, speed, scalability, testability, debugging
- Design and development of our REST and GraphQL API
- implement and improve continuous integration and deployment
- Serve as a technical lead for the team
- Mentor team members
- Java / J2ee Development environments
- Eclipse or similar tooling
- Very Strong Web front end development including JavaScript, Angular, React, etc.
- Develop REST based microservices using Spring, SpringBoot, SpringCloud, SpringListener, SpringMVC, JavaScript, HTML, XML, JUNITS Cloud, container image development and container orchestration
Skills Required:
- Angular, Spring Springboot, SQL Server
Experience Preferred:
- Looking for a full stack developer with Strong Front end experience, Spring Springboot, SQL Server, GCP
| • 3+ years development and delivery experience with Java, Springboot, Micriservices, JPA and from reputable institutes • Solid experience with application frameworks such as Springboot and strong familiarty with micro services architecture and design patterns • Familiarity with databases like MySQL, MongoDB, Redis etc • Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications • Exposure to CI/CD using Gitlab, Jenkins preferred • Familiarity with Docker, Kubernetes, EFK Stack is preferred • Broad knowledge of web standards relating to APIs (OAuth, SSL etc.) • Exposure to product development is preferred • Understand Architecture Requirements and ensure effective design, development and maintenance of multiple micro services in Java Springboot deployed in cloud within containers consuming data present in relational as well as NoSQL databases. o The microservices shall expose APIs which allow ease of integration with variety of client apps o Microservices should handle a scale of thousands of requests per second • Develop communication patterns between microservices which are efficient, lightweight and secured using Kafka • Debugging issues on a live setup • Lead a small team of engineers • Create test cases and technical documentation • Maintain a high level of code quality and consistency by adhering to and enhancing the coding standards, design methodology and programming practices |
- 5to 7 years plus experience having implemented Adobe Experience Manager based Solution in a large scale environment
- Deep understanding of Adobe AEM, Apache Sling, Servlets
- Experience developing applications, templates, and components for the Adobe AEM product (WCM, DAM, CRX)
- Experience customizing workflows and integration with other enterprise systems
- Demonstrated experience with Java, JavaScript, HTML5, CSS3, and related technologies
- Expertise in Java, web development experience, and other Content management system experience.
- Great understanding of Web technologies like XML, HTML, Client Server-side scripting languages such as JavaScript, JSP, and web services development using RESTful implementations.
- Should have exposure on the continuous integration build tools and code quality tools
Responsibilities
- Develop digital consumer experiences based on a foundation of the Adobe AEM product suite, including AEM, CRX, Target, and DAM
- Translate marketing and website needs into AEM specific recommendations and solutions
- Leverage AEM, other state-of-the-art technologies, and integration patterns to solve cross-departmental challenges
- Design and improve internal development methodologies around Adobe AEM solution
- Develop front end and back end components using AEM
Location:-Gurgaon
Currently WFH
Exp with Product based organisation only
Exp Required:- 3 to 9 yrs
Responsibilities
- Work with a talented team to invent, design and build software that is stable and perform ant
- Primary role will be quality and timely delivery of the application/ feature/ module your team will be working on
- Adopt and execute good design philosophy and code writing practices
- Ensure the code goes through rigorous tests and quality checks before deployment.
- Work with other software engineers and database engineers to set excellent development practices and deliver innovative changes in new and existing products.
- Be hands-on technical, thus, leading by example using web, mobile and database technologies.
- Work on project ideas with customers, stakeholders and peers
- Be actively involved in code review process, design discussions, team planning
Basic Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
- Experience in software design and development
- Proficiency with at least one Object Oriented language (e.g. Java)
- Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
- A strong track record of project delivery for large, cross-functional projects
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
Your Impact
This team is accountable for platform architecture evolution to meet the evolving needs of different business lines globally with rapid software deployment. As stewards of critical components in order execution and post-trade, the team is accountable for a high degree of software quality. The team consists of self-guided pragmatic individuals who are motivated to change the status quo in calculated ways.
As a member of the team, you will play an integral role on the trading floor. This is a dynamic, entrepreneurial team with a passion for technology and the markets, with individuals who thrive in a fast-paced changing environment. The team takes a data driven approach to decision making and you should be willing to participate in the full product lifecycle from requirements gathering, design, implementation, testing, support, and monitoring trading performance for systems and strategies used by our clients.
RESPONSIBILITIES AND QUALIFICATIONS
Responsibilities
+ Design, build and maintain low latency, high-performance electronic trading platform components, with a focus on market data, exchange and client connectivity and risk controls.
+ Deliver continuous optimization for latency, scale and resiliency improvements.
+ Participate in system builds for various markets globally, have curiosity and interest in understanding market microstructure details, work closely with engineering, sales and product teams globally for successful delivery of projects.
+ Basic Qualifications
+ Bachelors or Masters degree in computer science or engineering or equivalent experience
+ 3+ years of professional experience developing deterministic high performance, low latency systems in C++ (counted in single digit microseconds)
+ Prior experience with FIX and binary exchange connectivity and market data protocols preferred
+ Strong knowledge of object oriented programming, data structures, algorithms and design patterns
+ Critical path analysis, performance optimization and hardware acceleration.
+ Linux systems programming experience including memory management, concurrent programming infrastructure, and the networking stack
+ Experience developing distributed architecture systems and messaging protocols
+ Strong analytical and problem solving skills
+ Comfortable in a fast-paced environment, self-motivated, results driven and commercially focused
Preferred Qualifications
+ Software development in C++ in the context of high performance (low-latency, high-throughput) real-time computing.
+ Familiarity with STL and C++11/14 language extensions, Boost
+ Network programming (sockets, TCP/UDP/Multicast protocols)
+ Multi-threading, concurrent programming
+ Intimate knowledge of compilers, flow of data at hardware level (memory/caches, buses) + Some experience with FPGA or other hardware acceleration technologies
+ Experience processing large static datasets as well as high volume ticking data sources + Over 3 years' experience in Financial industry(Good to have)
Years of Exp : 4 - 8yrs
Job Location: Mumbai/Bangalore
Job description:
We are looking for a Sr. Back end web developer/Lead passionate towards building high
performance web applications which can scale for B2C businesses. We are looking for
self-driven individuals who love to find innovative solutions and can perform under pressure. An eye for details and being proud of produced code are the must have attributes for this job.
Responsibilities.
●You will be responsible for converting Product team requirements to modular, testable and efficient code.
●You will be required to design and implement data storage solutions (Databases, caching
layers etc).
●You will also be required to cater to NFRs related to security and performance.
Skills
●At least 5 years of experience in working on NodeJS/Java/Ruby
●Proficiency in RDBMS such as MySQL/PostgreSQL.
●Experience of building/deploying applications on AWS is a definite advantage.
●Familiarity with some ORM (Object Relational Mapper) libraries like Sequelize is required.
●Experience in some NoSQL databases (e.g. DynamoDB/Elasticsearch/Redis Cache etc) is a definite plus.
●Good understanding on architectural patterns (e.g. MVC) is required.
●Good communication and analytical skills are the basic needs for this role.
●An urge to create awesome applications that people will enjoy using is a must.
●Other technologies : MySQL , Redis, AWS, Microservices, REST API .
●Knowledge of Javascript is preferable.
●AWS or some cloud experience.
●Should have built web application technology.
●Should have understanding of DevOps and Database.
●Should have done application performance tuning.
Qualification:
●Engineering graduates from Tier I or II institutes.
●B.E/ B.Tech/ MCA/ ME/ M.Tech









