
Java Developer – Job Description
Wissen Technology is now hiring 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 consultancy.
Required Skills:
• Exp. - 2 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 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 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 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 as the Top 20 AI/ML vendor by CIO Insider.

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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We are looking for passionate people who love solving interesting and complex technology challenges, who are enthusiastic about building an industry first innovative product to solve new age real world problems. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence. As a Backend SDE-2, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization's goals and play a critical role in shaping the technology roadmap and engineering culture.
Key Responsibilities
- Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Understand broader organization goals and prepare technology roadmaps.
- Technical Excellence: Guide the team in designing and implementing scalable, extensible and secure software systems. Drive the adoption of best practices in technical architecture, coding standards, and software testing to ensure product delivery with highest speed AND quality.
- Project and Program Management: Setting up aggressive as well as realistic timelines with all the stakeholders, ensure the successful delivery of engineering projects as per the defined timelines with best quality standards ensuring budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
- Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
- Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.
Required Qualifications
- Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
- 1-3 years of experience in software engineering
- Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
- Proven track record of successfully delivering large-scale, high-impact software projects.
- Strong understanding of software design principles and patterns.
- Expertise in multiple programming languages and modern development frameworks.
- Experience with cloud infrastructure (AWS), microservices, and distributed systems.
- Experience with releational and non-relational databases.
- Experience with Redis, ElasticSearch.
- Experience in DevOps, CI/CD pipelines, and infrastructure automation.
- Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.
Skills:- MySQL, Python, Django, AWS, NoSQL, Kafka, Redis, ElasticSearch
- Work with business analysts to estimate and design effective, scalable and maintainable solutions that meet business initiatives and objectives
- Develop and unit test software that meets business requirements and technical design
- Troubleshoot pre- and post-production implementations
- Propose new ideas when there is strong business value and stay up to date on the latest technology trends and techniques
Critical Skills & Experiences:
- At least 5+ years of experience developing in Java technologies with equivalent experience in systems analysis, OO design, OO programming and debugging skills
- At least 5 years of experience in Java Spring Boot Framework development
- 2 years of experience in any Cloud platform, preferably AWS.
- At least 3 years of web services and relational database experience (preferably Mysql)
- At least a year of Elastic search experience
- Experience developing RESTful web services (preferably micro services)
- Experience with UNIX/Linux command line and shell scripting
- Experience working in cross-functional Agile/Scrum teams
- Any level of experience with JIRA or any other issue tracking technology
- Experience working directly with business stakeholders
- Experience with Java application profiling and profiling tools
- Exceptional written and verbal communication skills.
- Drive performance to accomplish team goals in a fast-paced environment
- Bachelor’s degree or the above equivalent skills and years of experience
Keywords:
Experience: +5 Years
Technical skills: Java, Spring boot and Node JS

- Challenge technical decisions and web service designs and provide inputs for improvement
- Provide qualified code (tested and documented)
- Fix issues that arise from testing/customers
- Create or update all the relevant and required technical documents (design, architecture, )
- Follow quality development rules and recommendations (unitary test, change management, build management, Software factory…)
- Perform code reviews and suggest improvements
- Work in Agile mode and Test Driven development process
- Collaborate and work closely with all stakeholders
- Hardcore developers who can write performance-based quality code and drive code
- Preferred: Java1.8, Junit, Springboot, Dropwizard, RabbitMQ, Jenkins jobs, NoSQL DB (MongoDB, Neo4j), Docker, and DevOps (Optional: Python, AWS)
- Knowledge about Secure coding guidelines, Sonarqube, Configuration Management (Perforce), Jira
- MUST have experience in Scrum/Agile SDLC
- Value Add – experience on the server side in IPTV/OTT/STB

Backend skills,java development,HTML,MVC,JAVA SCRIPT,SPRINGBOOT
Designation : Technical Lead/ Architect – Java
Experience: 6+ yrs
Location: Noida
Skills- Must have: Architect exp, design, Strong on Java, cloud, latest tech stacks, hands-on, problem-solving, communication skills, client handling, sprint planning & execution, micro services, spring
Tech Skills Required:-
-7+ years of design/implementation/consulting experience with distributed applications.
- Experience in infrastructure architecture, database architecture, and networking
- Experience architecting/deploying/operating solutions
- Experience migrating or transforming legacy customer solutions to the cloud
- Working experience on Spring boot / similar frameworks using Java8/11
- Exposure to REST services, web sockets, SOAP services.
- Databases MySQL, PostgreSQL, NoSQL like MongoDB, Cassandra
- Queuing Systems like Rabbit MQ, ActiveMQ, Kafka
- Implemented MicroServices using design patterns like service discovery, circuit breakers, API Gateway, open-tracing.
- Experience in Security standards like OAUTH2.0, UMA, OpenID-connect.
- Hands-on knowledge on container tools like docker, podman
- Excellent in Problem-solving & solutioning
- Excellent communication skills
- Working knowledge on either of the Top 3 cloud solutions
Good to have:-
- gRPC
- Kubernetes/Openshift
- Pivotal Cloud Foundry, PKS
- GitHub profile with commit history.
- Certification equivalent to Solutions Architect.
Responsibilities for Staff Engineer role:
- Having experience in Java along with Springboot, Micorservices, RDBMS
- Experience required: 6yrs to 8 yrs.
About Company
Helical Insight an open source Business Intelligence tool from Helical IT Solutions Pvt. Ltd, based out of Hyderabad, is looking for a product engineer having strong knowledge on Java. Helical Insight has more than 50+ clients from various sectors. It has been awarded the most promising company in the Business Intelligence space. We are looking for rockstar developers to join our product team.
Job Brief
We are looking for some good candidates with the below-mentioned skill set. We are open to really good candidates with a knack to learn & with the right attitude, even if they don't fulfill the entire criterion mentioned below.
Skill set and Qualification required
Mandatory Experience/knowledge with
- Java , J2EE, Junit
- Servlets , JSP
- SQL
- Spring Framework, Hibernate
- Data Structure, Design Patterns, Multi-threading
- JSON
- Apache Tomcat Web Server
- Problem Solving and Algorithms.
Nice to have
- Knowledge in Business Intelligence and Data Warehousing Knowledge, Database knowledge, Machine Learning.
Work Experience: 2-4 Years
Education: BE/ BTech/ MTech/ MS in Computer Science, or equivalent preferred.
Job Description:
- Must have experience of 1 – 6 years.
- Experience in Java/J2EE platform.
- Experience in web application development with JSP, Servlet, Spring Boot, Hibernate
- Knowledge of MySQL database.
- Developed REST and SOAP web services..
- Experience in version control system and build tool
- Must have completed BE/MCA/M.Sc/MTech.
Primary responsibilities:
- Architect, Design and Build high performance Search systems for personalization, optimization, and targeting
- Designing systems with Solr, Akka, Cassandra, Kafka
- Algorithmic development with primary focus Machine Learning
- Working with rapid and innovative development methodologies like: Kanban, Continuous Integration and Daily deployments
- Participation in design and code reviews and recommend improvements
- Unit testing with JUnit, Performance testing and tuning
- Coordination with internal and external teams
- Mentoring junior engineers
- Participate in Product roadmap and Prioritization discussions and decisions
- Evangelize the solution with Professional services and Customer Success teams
Minimum requirements:
- Tech/M.Tech in computer Engineering or related fields or MCA
- At least 10-14 years of software development experience
- Expert in Java, Scala or any other object oriented language
- Proficient in SQL concepts (HiveQL or Postgres a plus)
- Additional language skills for scripting and rapid application development
Desired skills and experience:
- Working with large data sets in the PBs
- Familiarity with UNIX (systems skills a plus)
- Working experience in Solr, Cassandra, and Kafka
- Working in a distributed environment and has dealt with challenges around scaling and performance
- Working with distributed teams across multiple locations







