Backend Developer

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. - 5 to 10 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 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.

Job Title: Java Developer 

Experience: 4 –10 Years 

Location: Mumbai / Bangalore 

Employment Type: Full-time 

We are looking for experienced and passionate Java Developers with strong expertise in Core Java, multithreading, and performance tuning. You will be responsible for designing and developing high-performance, scalable, and resilient backend systems. This is an exciting opportunity to work on complex, enterprise-level systems and modern architectures like microservices and event-driven frameworks.

 • 3–10 years of hands-on experience in Java (8 or above) development. 

 • Strong foundation in OOPs, data structures, algorithms, and design patterns.

 • Deep understanding of multithreading, concurrency, and synchronization techniques.

 • Experience with Spring Boot, Spring MVC, JPA/Hibernate. 

 • Good working knowledge of RESTful API development. 

 • Proficient in SQL and experience with relational databases like MySQL, PostgreSQL, etc.

 • Familiarity with Git, Maven/Gradle, and CI/CD pipelines. 

 • Exposure to Agile/Scrum methodology

JD

·       Minimum 4-18 Years of Core Java Programming with spring boot Framework,Design patterns Concurrent Programming, Multi-threading (Good knowledge in Executor service, Forkjoin pool and other threading concepts)

·       Good knowledge of the JVM with an understanding of performance and memory optimization.

·       Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).

·       Excellent knowledge on collections like, Array List, Vector, LinkedList, Hashmap, HashTable, HashSet is mandate.

·       Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.

·       Expert level understanding of Object Oriented Concepts and Data Structures

Location - Only Bangalore

Notice period - Immediate or Serving

• 3+ years of experience in the Development in JAVA technology.
• AWS or cloud Experience
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem-solving

Good to Have Skills:

• 3+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Position Title: Senior Software Developer

Freestone Infotech is a global IT solutions company providing innovative best-in-class turnkey solutions toenterprises worldwide. http://freestoneinfotech.com/

Experience: 5+ yrs

Core Experience:

• Experience in Core Java, J2EE, Spring/Spring Boot, Hibernate, Spring REST, Linux, JUnit, Maven, Design Patterns.

• Sound knowledge of RDBMS like MySQL/Postgres, including schema design.

• Proficient in general programming, logic, problem solving, data structures & algorithms

• Exposure to Linux environment.

Secondary Skills:

• Agile / Scrum Development Experience preferred.

• Comfortable working with a microservices architecture and familiarly with NoSql solutions.

• Experience in Test Driven Development. • Good analytical, grasping and problem-solving skills.

• Excellent written and verbal communication skills.

• Hands-on skills in configuration of popular build tools, like Maven and Gradle

• Good knowledge of testing frameworks such as JUnit.

• Good knowledge of coding standards, source code organization and packaging/deploying.

• Good knowledge of current and emerging technologies and trends.

Job Responsibilities:

• Design, Development and Delivery of Java based enterprise-grade applications.

• Ensure best practices, quality and consistency within various design and development phases.

• Develop, test, implement and maintain application software working with established processes.

Education and Experience: • Bachelor’s / master’s degree in computer science or information technology or related field.

Product Based Client:

A multinational technology and e-commerce company based in the United States is widely recognized as one of the world's largest online retailers. In addition to e-commerce, it is a major player in cloud computing through its cloud services division and has expanded into areas such as streaming services, artificial intelligence, and smart devices.

Essential Job Functions:

Top 3 responsibilities

• Taking for operational work.

• Monitoring data pipelines.

• Addressing/Triaging customer tickets

Qualifications:

Exp: 1+ Years

• Skillset:Core Java, Data Structures, Al

Job description

Java Struts Developer
Exp level- 2 to 5 years

Education- Btech, Mtech or MCA

Location- Noida

Need immediate joiners or a Notice period of 15 days.

Job Responsibility-

• Write clean, scalable code using Java programming languages
• Revise, update, re-factor, and debug code
• Participate as a team member in all phases of the S/W lifecycle, including the analysis and design of S/W systems
• Participate in integrated testing of product/ package
• Participate in difficult and typical coding assignments with the responsibility of a small module consisting of 3 5 members
• Participate in exploration/ feasibility study of different modules
• Develop documentation throughout the software development life cycle (SDLC)
• Document and demonstrate solutions by developing documentation, flowcharts, layouts, diagrams, charts, code
• comments and clear code; Ensuring that project tasks are completed in defined effort and timelines Testing: Writing of test cases, unit testing, system testing, and negative testing Troubleshooting Log analysis and database query optimization Updating job knowledge by studying state-of-the-art development tools, programming techniques computing equipment; participates in educational opportunities, reads professional publications maintain personal networks
• Provide information by collecting, analyzing, and summarizing development service issues
• Develop software solutions by studying information needs, conferring with users, studying system flow, data usage and work processes, investigating problem areas, following delivery cycle
• Ensure compliance with Newgen/Client Quality Systems and Procedures
• Maintains confidentiality of information wherever required
•  

Desired Profile -

• The incumbent should be BE/B Tech/MTech Computer Science Graduates preferably with 70% in 10/12th and 60% above in the rest of the academics
• Must have 2-3 years in Java programming
• Strong knowledge of Core Java concepts such as (Collections, Threads, OOPs etc)
• Good knowledge of Struts framework
• Knowledge of the creation of SOAP/REST/ADF-based web services
• Must have knowledge of Oracle database concepts such SQL query writing, creation of Procedures, Cursors, Triggers, Functions etc
• , also, should be able to write PL/SQL blocks
• Knowledge of Flutter and Oracle Workflows will be preferred
• Knowledge of WebLogic server Configurations and Deployments
• Must have Knowledge of CSS, JavaScript, and JavaScript libraries like jQuery etc
• Must be able to write business-related algorithms efficiently
• Should be having flexibility, adaptability to work schedules, effective verbal and written communication and teamwork