Java Developer

About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Role: Java Backend Developer with AWS

Key Responsibilities

● Design & Development: Build robust, scalable, and maintainable backend services using Java 17+ and the Spring Boot ecosystem.

● API Design: Develop and document RESTful for consumption by web and mobile frontends.

● Database Management: Optimize complex queries and design schemas for relational (PostgreSQL, MySQL) and/or NoSQL (MongoDB, DynamoDB) databases.

● Microservices Architecture: Contribute to the migration or maintenance of microservices, ensuring high availability and low latency.

● Code Quality: Perform thorough code reviews and write comprehensive unit, integration, and functional tests (JUnit, Mockito).

● Cloud & DevOps: Deploy and manage applications in AWS using Docker and Kubernetes.

● Collaboration: Work closely with Frontend Developers, Product Managers to translate business requirements into technical specifications.

Required Technical Skills

● Java Mastery: Deep understanding of Core Java, Multithreading, and Stream API.

● Frameworks: Extensive experience with Spring Boot, Spring Security, and Spring Data JPA/Hibernate.

● Cloud Experience: Proficiency with cloud-native services (e.g., AWS Lambda, S3, RDS, or SQS).

● Messaging: Experience with message brokers like Apache Kafka for asynchronous processing.

● CI/CD: Hands-on experience with Jenkins, GitLab CI, or GitHub Actions.

● Version Control: Expert-level knowledge of Git and branching strategies.

Qualifications & Soft Skills

● Experience: 5+ years of professional experience in backend development.

● Problem Solving: Ability to debug complex production issues and performance bottlenecks.

● Communication: Excellent verbal and written communication skills—vital for a remote/hybrid contractor setup.

● Adaptability: Proven ability to quickly learn new codebases and business domains.

Job Title : Node.js Developer

Experience : 5+ Years

Location : Gurgaon – Sector 43

Work Mode : 5 Days Work From Office (WFO)

Interview Mode : Direct Walk-in

Job Summary :

We are looking for an experienced Node.js Developer with 5+ years of hands-on experience in backend development and building scalable applications.

The ideal candidate should have strong problem-solving skills and experience working in a fast-paced product or service-based environment.

Key Responsibilities :

• Develop and maintain server-side applications using Node.js.
• Design and implement RESTful APIs and microservices.
• Work with databases like MongoDB / MySQL / PostgreSQL.
• Integrate third-party APIs and services.
• Ensure performance, security, and scalability of applications.
• Collaborate with frontend developers, QA, and DevOps teams.
• Write clean, reusable, and efficient code.
• Participate in code reviews and technical discussions.

Required Skills :

• Strong expertise in Node.js and JavaScript.
• Experience with Express.js or similar frameworks.
• Knowledge of Microservices architecture.
• Hands-on experience with MongoDB / SQL databases.
• Experience with Git and CI/CD processes.
• Good understanding of cloud platforms (AWS preferred).
• Strong debugging and optimization skills.

Preferred Skills :

• Experience with Docker / Kubernetes.
• Knowledge of Redis, Kafka, or message queues.
• Understanding of Agile methodologies.

Experience: 3 to 5

Location: Bangalore

Wissen Technology is now hiring for a Senior 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. - 3 to 5 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 Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Website : www.wissen.com 

Role Overview

The Senior Adobe Experience Manager (AEM) Developer will lead the design, development, and maintenance of Government of Rajasthan’s portal websites built on the AEM platform. This role involves leading technical solutions, performance optimization, security compliance, and guiding the development team.

Key Responsibilities

• Lead the design and development of complex components and templates in Adobe Experience Manager (AEM).
• Manage AEM configurations, workflows, and permissions for multiple portals.
• Develop and integrate custom OSGi bundles, Sling models, and components.
• Ensure performance tuning, caching strategies, and scalability of AEM solutions.
• Handle dispatcher configuration and optimization for content delivery.
• Collaborate with architects and project managers for solution design.
• Ensure compliance with Safe-to-Host and OWASP security standards.
• Mentor junior developers and review their code for quality.
• Integrate with third-party services (Payment Gateway, SMS Gateway, etc.).
• Manage version control (Git) and deployment pipelines (Jenkins).

Required Skills

• 5+ years of experience in Adobe Experience Manager (AEM 6.3 or above).
• Strong expertise in Java/J2EE, OSGi, Apache Sling, JCR (Jackrabbit Oak).
• Hands-on experience with HTL (Sightly), HTML5, CSS3, JavaScript, jQuery.
• Good understanding of Dispatcher, Apache HTTP Server, and performance tuning.
• Knowledge of REST/SOAP APIs and system integration.
• Familiarity with Git, CI/CD tools (Jenkins).
• Excellent problem-solving and team leadership skills.

Preferred Certifications

Adobe Certified Expert (AEM Sites Developer or Architect).

Java Developer with GCP

Skills : Java and Spring Boot, GCP, Cloud Storage, BigQuery, RESTful API, 

EXP : SA(6-10 Years)

Loc : Bangalore, Mangalore, Chennai, Coimbatore, Pune, Mumbai, Kolkata

Np : Immediate to 60 Days.

Kindly share your updated resume via WA - 91five000260seven

Responsibilities:

• Participation in the requirements analysis, design, development and testing of applications.
• The candidate is expected to write code himself/herself.
• The candidate is expected to write high level code, code review, unit testing and deployment.
• Practical application of design principles with a focus on the user experience, usability, template designs, cross browser issues and client server concepts.
• Contributes to the development of project estimates, scheduling, and deliverables.
• Works closely with QA team to determine testing requirements to ensure full coverage and best quality of product.
• There is also the opportunity to mentor and guide junior team members in excelling their jobs.

Requirements:

• BE/B. Tech. Computer Science or MCA from a reputed University.
• 3.5 - 6.5 Years of experience in software development, with emphasis on JAVA/J2EE Server side programming.
• Hands on experience in Core Java, Multithreading, RMI, Socket programing, JDBC, NIO, webservices and Design patterns.
• Should have Knowledge of distributed system, distributed caching, messaging frameworks ESB etc.
• Knowledge of Linux operating system and PostgreSQL/MySQL/MongoDB/Cassandra database is essential.
• Additionally, knowledge of HBase, Hadoop and Hive are desirable.
• Familiarity with message queue systems and AMQP and Kafka is desirable.
• Should have experience as a participant in Agile methodologies.
• Should have excellent written and verbal communication skills and presentation skills.

Artwork Flow website: https://www.artworkflowhq.com/">https://www.artworkflowhq.com 

Bizongo: https://www.bizongo.com">https://www.bizongo.com 

Artwork Flow is the Global SAAS platform by Bizongo for Product Packaging Management and Label Proofing. It’s a cloud-based collaboration platform to review & approve creative packaging projects to accelerate new product launch.

We are helping brands across industries such as Food and Beverages, Pharmaceuticals, Cosmetics, Personal Care, Chemicals, Consumer goods, and more.  Our capterra score of 4.5 is a testimony to our customer obsession.

We function as a startup within Bizongo and we are looking to onboard driven individuals for Product and Engineering, as we grow Artwork Flow into North America, Europe and other global markets.

We have a few of the best investors on board including the likes of Accel, Chiratae, B-Capital Group, IFC (World Bank group), CDC group and Schroeder Adveq

You’ll be a great fit if you:

• Strong proficiency in Java and building scalable enterprise applications
• Can think of architectural design at scale
• Love solving complex and challenging problems
• Have good knowledge of design and architectural patterns
• Thrive to implement Industry’s best practices and coding standards
• High obsession for Quality and Performance
• Good knowledge on performance optimization, SQL tuning, caching techniques
• Like to collaborate with people, share knowledge, learn from others and mentor juniors

Additional Perks - 

• Medical Insurance 
• Flexible Work hours 
• Casual Dress Code 
• Recreational Facility