Senior Software Engineer (Java)

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 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 Required: Minimum 3 Years

Location: Jaipur (Jagatpura) – On-site

Employment Type: Full-Time

Joining Preference: Immediate joiners highly preferred

About Deqode

Deqode is a technology-first company focused on solving complex enterprise challenges using cutting-edge technologies. We offer a collaborative, innovation-driven environment that empowers engineers to grow and contribute to impactful projects.

Job Summary

We are seeking a skilled Java Developer with 3+ years of experience to join our dynamic engineering team at our Jaipur office. The ideal candidate will have strong experience with Java, Spring Boot, Microservices architecture, and Kafka, along with exposure to cloud environments and container orchestration tools.

Mandatory Criteria

• Strong experience in Java, Spring Boot, and Microservices
• Must be based in Jaipur or open to relocating immediately
• Preference for immediate joiners

Key Responsibilities

• Take end-to-end ownership of development tasks with minimal guidance.
• Participate in the full software development lifecycle including design, development, testing, deployment, and support.
• Write clean, maintainable, and testable code following best practices and coding standards.
• Review code, provide constructive feedback, and contribute to improving team efficiency and code quality.
• Collaborate with cross-functional teams like frontend developers, QA, Product Managers, and third-party service providers to resolve dependencies and drive delivery.
• Ensure implementation of proper unit testing and maintain code coverage as per defined standards.
• Support and resolve production issues promptly to ensure high system availability.

Must-Have Skills

• Bachelor's degree in Computer Science or a related field
• Minimum of 3 years of professional experience in backend development using Java
• Expertise in Spring Boot and RESTful APIs
• Solid experience working with Microservices architecture
• Hands-on experience with Netflix OSS or Spring Cloud
• Working knowledge of Kafka for messaging and event-driven architecture
• Proficient in writing JUnit test cases and achieving code coverage goals
• Hands-on experience in CI/CD tools and pipelines (Jenkins, GitLab CI, etc.)

JioTesseract, a digital arm of Reliance Industries, is India's leading and largest AR/VR organization with the mission to democratize mixed reality for India and the world. We make products at the cross of hardware, software, content and services with focus on making India the leader in spatial computing. We specialize in creating solutions in AR, VR and AI, with some of our notable products such as JioGlass, JioDive, 360 Streaming, Metaverse, AR/VR headsets for consumers and enterprise space.

About the Job

As a Cloud Backend Engineer you will design, develop, and maintain scalable and reliable backend systems in cloud environments. You will be responsible for building cloud-native applications, optimizing backend performance, and ensuring seamless integration with frontend services and third-party systems.

What You’ll Be Doing

• Backend Development
• Design and implement scalable and high-performance backend services and APIs for cloud-based applications.
• Develop microservices architectures and serverless functions to support business needs.
• Ensure backend systems are secure, reliable, and performant, adhering to best practices and industry standards.
• Cloud Infrastructure and Deployment
• Build and manage cloud infrastructure using platforms such as AWS, Google Cloud Platform (GCP), or Azure.
• Deploy and maintain backend services using cloud-native technologies (e.g., Kubernetes, Docker, AWS Lambda, Google Cloud Functions).
• Implement and manage CI/CD pipelines to automate deployment processes and ensure smooth delivery of updates.
• Performance Optimization
• Monitor and optimize the performance of backend services, including database queries, API responses, and system throughput.
• Implement caching strategies, load balancing, and other performance-enhancing techniques to ensure scalability and responsiveness.
• Troubleshoot and resolve performance issues and system bottlenecks.
• Database Management
• Design and manage relational and NoSQL databases, ensuring data integrity, scalability, and performance.
• Implement data access patterns and optimize queries for efficient data retrieval and storage.
• Ensure backup, recovery, and data security practices are in place.
• Integration and Collaboration
• Collaborate with frontend developers, DevOps engineers, and other stakeholders to integrate backend services with frontend applications and third-party systems.
• Participate in architectural discussions and provide input on system design and technology choices.
• Ensure clear communication and documentation of backend services, APIs, and system interactions.
• Security and Compliance
• Implement security best practices to protect backend services from threats and vulnerabilities.
• Ensure compliance with relevant regulations and standards, including data privacy and protection requirements.
• Conduct regular security assessments and vulnerability scans to maintain system integrity.
• Testing and Quality Assurance
• Develop and maintain automated tests for backend services, including unit tests, integration tests, and end-to-end tests.
• Perform code reviews and participate in quality assurance processes to ensure high code quality and reliability.
• Monitor and address issues identified during testing and production deployments.
• Documentation and Knowledge Sharing
• Document backend services, APIs, and infrastructure setups to facilitate knowledge sharing and support.
• Create and maintain technical documentation, including architecture diagrams, API specifications, and deployment guides.
• Share knowledge and best practices with team members and contribute to a collaborative development environment.

What We Need To See

• Strong experience in backend development, cloud technologies, and distributed systems, with a focus on building robust, high-performance solutions.
• Minimum 5 years of experience in backend development, with a strong focus on cloud-based applications.
• Proven experience with cloud platforms (AWS, GCP, Azure) and cloud-native technologies.
• Experience in designing and implementing RESTful APIs, microservices, and serverless architectures.
• Technical Expertise in:

1. Backend Development

• Strong experience with backend programming languages such as Node.js, Python
• Expertise in working with frameworks such as NestJS, Express.js, or Django.

2. Microservices Architecture

• Experience designing and implementing microservices architectures.
• Knowledge of service discovery, API gateways, and distributed tracing.

3. API Development

• Proficiency in designing, building, and maintaining RESTful and GraphQL APIs.
• Experience with API security, rate limiting, and authentication mechanisms (e.g., JWT, OAuth).

4. Database Management

• Strong knowledge of relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g. MongoDB).
• Experience in database schema design, optimization, and management. 

5. Cloud Services

• Hands-on experience with cloud platforms such as Azure,AWS or Google Cloud.

6. Performance Optimization

• Experience with performance tuning and optimization of backend services.

7. Security

• Understanding of security best practices and experience implementing secure coding practices.
• Soft Skills:
• Strong problem-solving skills and attention to detail.
• Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
• Ability to manage multiple priorities and work in a fast-paced, dynamic environment.

• HTML/CSS/ES6 Javascript, Java 8 and any Java based web framework
• Adobe experience Manager (AEM) Apache Sling, JCR, OSGI
• Good knowledge in Apache Sling framework
• Good knowledge in Java content repository API
• Good knowledge in Apache Jack rabbbit framework
• Knowledge of OSGI and Declarative Services
• Strong understanding of REST Principles and Hands on experience REST based API  development
•  Knowledge of Patterns and good practices to design and develop quality and clean code
• Experience in Pair programming and code reviews
• Experience with testing at all levels unit, integration, functional and performance
• Experience in Agile Project (Scrum or SAFe) execution is a must
• Familiarity with git, basic git branching strategies, working in a peer-reviewed  environment,able to code to existing patterns/styles
• Familiarity with task management, bug tracking and wiki-based documentation tools like Jiraand confluence

• AEM BE developers must have modern ES6 javascript experience as well as java developer experience
• Must be comfortable working with AEM workflows, scheduled jobs, creating/modifying jcr
• nodes via java code, and accessing REST endpoints via java code
• Ability to create custom AEM CQ components and a good exposure to both core and
•  foundation components that can be inherited in AEM
• Good understanding of AEM web development framework using Apache Sling
• Create multiple OSGI Bundles in the AEM stack based on the requirements of the Project

• You solve problems at their root, stepping back to understand the broader context.
• You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
• You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
• You recognize and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.
• You continually align your work with Amazon’s business objectives and seek to deliver business value.
• You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
• You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
• You communicate clearly with your team and with other groups and listen effectively.

• 5+ years of non-internship professional software development experience
• 1+ years of exposure to the architecture and design (design patterns, security, reliability and scaling) of new and current systems.
• Bachelors/Masters degree in computer science or other related fields
• Programming experience with at least one modern language such as Java or Python including object-oriented design
• A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
• Proven ability to take initiative and dive into new areas of technology.
• Passion for learning, analysing technology trade-offs and shipping products.
• Knowledge on SQL, NOSQL databases and AWS deployments is a plus
• Strong sense of ownership, urgency and drive
• Ability to work well with people and be both highly self motivated and motivating
• Must be independent and comfortable in a fast paced, ambiguous and often multi-directional work environment

• You will build cutting-edge secure and scalable systems by writing simple and efficient code.
• You will push your design and architecture limits for new product development.
• You will be the owner of your feature and work directly with product teams to drive customer impact.
• You will ensure that the systems you oversee are secure, fault-tolerant and are performing reliably at high volumes.
• Constantly look at possibilities to improve the overall functioning of the product.
• You possess a strong desire to learn and contribute solutions and ideas to a broad team
• You are independent and comfortable in a fast paced, ambiguous and often multi-directional work environments
• You will manage multiple tasks and use sound judgment when prioritizing
• You can collaborate with globally-located cross functional team in building customer-centric products
• You will analyze existing software implementations to identify areas of improvement and provide estimates for implementing new features

• Full stack experience is a plus
• Understanding of complete SDLC and Agile methodologies
• Domain expertise in Financial Services, Banking or Payments
• Code Quality –Code Hygiene (Coverage, Complexity, Usability)
• Collaboration –Strong peer review standards

Job Role & Responsibility:

VMWare NSBU HCX team is looking for passionate engineers with a startup mindset and ready to solve business problems by applying technical engineering knowledge. You will be a part of enterprise class HCX cloud mobility platform to help customers solve datacenter evacuation, consolidation and hybrid cloud use cases. You’ll be part of a dynamic engineering team where a passion for innovation is a key to address technical problems, improve performance and scalability and focus on continuous improvement is of paramount importance. You will be a part of R&D development team focused on various aspects of HCX ranging from workload mobility to networking in the context of hybrid cloud paradigm. As part of the job, you will work with senior architects and other engineers of the team to deliver world class enterprise class product.

Required Skills:

• Background with Computer Science fundamentals (based on a BS or MS in CS or related field) with 4+ years of substantial professional experience
• Strong programming skills in Java/Go/Python
• Knowledge of distributed systems
• Understanding of Micro Services architecture, REST APIs Design and Development 
• Understanding of Kubernetes, Kafka, No-sql, Java/Sprint, Client MVC
• Exposure to one or more UI technologies
• Organized and passionate about details; able to effectively perform multiple/concurrent tasks within deadlines in a dynamic environment

Preferred Skills:

• Strong knowledge about virtualization, and/or container technologies
• Experience in SDN/Networking/Network Management domain is added plus
• Exposure to AWS, Azure is added plus

Basic Qualifications:

• 2+ years of non-internship professional software development experience
• Programming experience with at least one modern language such as Java, C++, or C# including object-oriented design
• 1+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems.

Additional Job requirements

• BS/MS/PhD in Computer Science/Math or equivalent
• BS in computer science or related field.
• 2+ years of relevant professional software development experience: designing, developing, and delivering software written in Java, C#, or C++, web development.
• Knowledgeable in object-oriented design patterns.
• Experience building highly scalable and distributed systems

Preferred Qualifications

• Experience with service-oriented architecture and application/services development
• Passion for performance debugging and benchmarking
• Ability to clearly and concisely communicate with technical and non-technical stakeholders across all levels of the organization