
Back-End Developer
Experience 3-8 years
Job Qualifications and Skill Sets(T3-T4)
T3:
1. Bachelor's degree or above, computer or related major, more than 3 years of Java EE development experience.
2. Have a solid foundation in JAVA, have strong OOP and OOD development ideas, and be familiar with common design patterns. Have strong coding skills, have business design experience, and be able to solve more complex technical problems.
3. Proficient in using mainstream JAVA open-source frameworks, such as Spring, Spring boot, Spring cloud, myBatis, etc.
4. Familiar with MySql, capable of database design and optimization, familiar with redis caching technology, familiar with message middleware, and ElasticSearch.
5. Have strong learning ability, communication ability, teamwork ability and independent problem-solving ability, high sense of responsibility, and be able to withstand greater work pressure. Able to guide junior engineers and specialists to complete simple business development work.
6. Those with Internet platform development experience and familiarity with distribution and concurrency will be given priority
T4:
1. Bachelor's degree or above, computer or related major, more than 5 years of Java EE development experience.
2. Have a solid foundation in JAVA, have strong OOP and OOD development ideas, and be familiar with various design patterns. Have strong coding skills, have business design experience, and be able to solve more complex technical problems.
3. Proficient in using mainstream JAVA open-source frameworks, such as Spring, Spring boot, Spring cloud, myBatis, etc.
4. Familiar with MySql, capable of database design and optimization, familiar with redis caching technology, familiar with message middleware, and ElasticSearch.
5. Familiar with distributed development and application scenarios of distributed components
6. Have some experience in concurrent processing and be familiar with performance optimization
7. Have strong learning ability, communication ability, teamwork ability and independent problem-solving ability, high sense of responsibility, and be able to withstand greater work pressure. Able to guide junior engineers and specialists to complete simple business development work.
Note: Kindly apply only if your open to Work from Office Bangalore and available to join immediate to 10 days.
Interested candidates connect @Bhavani P on the LinkedIn
or message your number/ id on the cut short chat.

About LONGSAGE GROUP
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Role Description We are seeking a highly skilled and experienced Full Stack Developer with a strong background in product engineering. The ideal candidate will have hands-on experience in Java Spring Boot, Kafka, PostgreSQL, and REST API development. You will be working in a collaborative, cross-cultural environment, contributing to the design, development, and deployment of scalable software products
Key Responsibilities
- Design, develop, test, and maintain high-quality software solutions across the full stack.
- Build and implement RESTful APIs to support frontend and backend services.
- Collaborate with cross-functional teams across different cultures and time zones.
- Work closely with product and engineering teams to understand requirements and deliver features.
- Ensure code quality, performance, and scalability.
- Participate in code reviews and knowledge-sharing activities.
Required Skills and Qualification
- 2– 4 years of experience as a Full Stack Developer.
- Proven experience in Java Spring Boot development.
- Proficiency in Kafka for real-time data streaming and messaging.
- Strong knowledge of PostgreSQL and database design.
- Experience in designing and implementing REST APIs.
- Background in product engineering and working on scalable software platforms.
- Excellent verbal and written communication skills.
- Experience working in multi-cultural and global team environments.
Nice to Have
- Experience with frontend frameworks (e.g., React, Angular, Vue).
- Familiarity with CI/CD pipelines and DevOps practices.
- Cloud platform experience (AWS).
JOB DESCRIPTION:
Location: mumbai, bangalore, pune
Mode of Work : 3 days from Office
DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API
- Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
- Implement and integrate APIs using Spring Framework and Apache CXF.
- Build microservices-based architecture for scalable and distributed systems.
- Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
- Optimize performance through efficient multithreading, memory management, and algorithm design.
- Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
- Work with RDBMS (preferably Sybase) for backend data integration.
- Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
- Work in Unix/Linux environments for deployment and troubleshooting.
Required Skills & Experience:
- 3– 8 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
- Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
- Proven experience with Spring, CXF, and REST/SOAP web services.
- Solid understanding of microservices architecture and distributed systems.
- Experience working with Sybase or other relational databases.
- Expertise in multithreading, concurrency, and high-throughput server-side development.
- Exposure to capital markets, sales & trading platforms, or similar financial services applications.
- Good working knowledge of Unix/Linux environments.
- Experience in solution architecture and design documentation is a strong plus.
- Strong problem-solving skills, analytical thinking, and a proactive attitude.
- Excellent communication and interpersonal skills to work effectively with global teams.
Preferred Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
- Previous experience in investment banking, capital markets, or financial technology domains.
For more details:
Website: www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: Wissen Technology
Java Technical Lead
We are solving complex technical problems in the financial 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.
Experience: 10+ years
Location: Mumbai
Job Description:
• Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able 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 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.
Java Developer Job Responsibilities
A developer is responsible for several Java-related duties throughout the software development lifecycle, from concept and design to testing. The developer is required to create user information solutions through the development, implementation, and maintenance of Java-based components and interfaces.
We are looking for a qualified team leader to manage our team and provide effective guidance. The lead should be an excellent coder with proficiency and a clear understanding of different aspects of a project. You will be responsible for
supervising, managing, and motivating team members regularly. As a team leader, you will be the contact point for all Interactions with the architect and the team, so You must possess excellent communication skills. You should also be able to act proactively to ensure smooth team operations and effective collaboration.
Who are we looking for?
• Bachelors / Masters in Computer Science or equivalent with at least 7-10 years of professional experience.
●Strong software design and architectural skills in object-oriented and functional programming styles.
• Java 8, Microservices using Spring boot, Spring Cloud, Docker, Kubernetes orchestrator.
• Experience in working with Spring Framework - Spring Boot, Spring REST, Spring Security, Spring Data JPA, OAuth2, hibernate.
• Experience in Reactjs or Angular.
• Experience in RabbitMQ
• Experience in Unit Testing Tools like Junit/TestNG
• Experience in working with SQL & NoSQL databases such as MySQL, Mongo DB.
• Knowledge of CI/CD architecture.
• Knowledge of tools like Jenkins, SonarQube, Maven, Gitlab
• Experience in cloud technologies.
• Team management using Scrum methodologies.
You demonstrate the ability to work in a fast-paced and hyper-growth environment where the requirements are
constantly changing.
• Solid understanding of design patterns, data structures, and advanced programming techniques.
● Must have experience leading a team of at least 8- 10 people.
• Nice to have Python 3.6+, Image and textual data processing technologies.
Job Description for Drools developer -
- Hands on experience in design and development in Drools rule engine (minimum 1.5 years) and Core Java
- Exceptional ability to communicate with both technical and non-technical people
- Expertise in object oriented programming
- Experience in Deploying and supporting core and advanced features
- Good exposure to SQL and/or Oracle/ MySQL,
- Candidate should be well verse with Agile processes
- Strong ability to work collaboratively across diverse groups of business and technical stakeholders is required.
Java, Elastic Search or Apache Solr
Spring boot and Microservices
4+ Years
Hyderabad or Pan India
Less 30 days
Experience in 3rd Party Integration & migrating data ,Web Services (SOAP and REST)
Skills required are Java, microservice,Spring boot, and knowledge of AWS.
Location; Pune.
● Has worked extensively on caching technologies such as Redis, Memcached
● Expert knowledge of computer science, with strong competencies in data structures, algorithms, and software design
● Strong understanding of end-to-end architectures and development frameworks; knowledge across tiers in a multi-tier cloud environment including load balancers, web servers, application containers, data stores, and distributed cache
● Should be strong with Data Structures, Algorithms & OOPs concepts
● Should have a good understanding of database load balancing.
● Can clearly demonstrate an understanding of the Application layer from the OSI model and Presentation layer from the OSI Model.
● Worked on NoSQL databases such as MongoDB
● Designed and developed highly scalable multi-threaded large scale distributed systems
● Well versed with services and microservices architecture
● Usage of containers, virtual machine systems, cloud computing
● Knowledge on Socket would be a big advantage
● Should have a good understanding of how load-balancing works
● Should have an understanding of how CDN works.
The Junior/ Senior Software Engineer will be a member of the development team for Supply Chain Application module suite. The Supply Chain modules includes components at various layers, including server-side, integration, supply chain planning engines and user-interface. This individual will be responsible for participating in module development and providing technical assistance to junior members of the team.
Experience and Skills:
- 4-10 years of of experience in writing software
- Strong analytical problem solving skills
- Strong Object Oriented Programming Skills. Good understanding of data structures and algorithms.
- Extensive knowledge of the Java programming language
- Understanding of software design patterns, J2EE components (EJB, JSP, Servlets), and XML
- Experience with relational databases (preferably Oracle) and Object/Relational frameworks. Should be able to write SQL queries, procedures, triggers and do basic performance tuning.
- Experience with C++ is a plus.
- Functional knowledge of supply chain management domain.
- Prior experience in development or consulting with an enterprise software vendor – preferably in supply chain planning or forecasting area.
- Experience with enterprise integration patterns & protocols, including SOAP, REST, JMS, EDI is a plus.
- Experience writing build & deployment scripts (e.g. Ant)
- Excellent communication (verbal and written) and interpersonal skills
- Systems implementation skills: requirements/process analysis, conceptual and detailed design, configuration, testing, training, support
- Some experience with a scripting language such as Python or Ruby preferred
- Some experience with newer web client technologies such as AJAX, EXTJS preferred.
Essential Functions:
- Producing design documents based on a requirements document and participating in design reviews
- Producing effort estimates
- Writing code, automated unit and functional tests, and build/deployment scripts
- Participating in code reviews
- Executing performance/scalability tests & profiling hotspots
- Collaborating with QA, Technical Operations and Production Support during the various phases of a project
Education:
BE/ BTech/ ME/ MTech in Engineering, Computer Science









