Engineering Manager - Backend

Role : Java Developer

Location : Bangalore

Key responsibilities

• Experience – 3 to 8 years of experience.
• 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:

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. We help clients build world class products.

Our workforce consists of 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 has grown its revenues by 400% in these five years without any external funding or investments. Globally present with offices 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.

We have been certified as a Great Place to Work® company for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies. 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’.

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. We have served clients across sectors like Banking, Ecommerce, Telecom, Healthcare, Manufacturing, and Energy.

Career Progression:

At Wissen Technology, your career growth is important for us. Therefore, we put in several efforts towards each employee’s career progression – to enable and empower them to grow within the company as well as to instill a sense of responsibility, loyalty, and trust.

There have been instances where a software engineer has grown from being an individual contributor to technical lead and now on the path to becoming a director responsible for growing revenues and profitability. We deeply value Ownership: taking responsibility, making it happen, not letting the ball drop, and being accountable.

We are looking for a Senior .NET Developer with 4+ years of experience to join our growing team. The ideal candidate should have deep expertise in C#, ASP.NET Core/.NET Framework and API development. You will play a crucial role in designing, developing, and optimizing robust applications while mentoring junior developers and ensuring best coding practices. 

Key Responsibilities: 

• Architect, design, develop, and maintain scalable .NET applications using C# and ASP.NET Core/.NET Framework. 
• Design and implement RESTful APIs to facilitate seamless data exchange. 
• Optimize database queries and work with SQL databases for high-performance applications. 
• Conduct code reviews, enforce best practices, and mentor junior developers. 
• Debug, troubleshoot, and enhance existing applications for improved efficiency. 
• Work closely with cross-functional teams to define requirements and deliver high-quality solutions. 
• Stay updated with emerging .NET technologies and contribute to process improvements. 

Required Skills & Qualifications: 

• 4+ years of hands-on experience in .NET development. 
• Expertise in C#, ASP.NET Core/.NET Framework, and API development. 
• Solid understanding of OOP principles, SOLID design patterns, and best coding practices. 
• Experience with SQL databases, query optimization, and stored procedures. 
• Proficiency in Git or other version control systems. 
• Strong problem-solving skills and ability to troubleshoot complex issues. 
• Exposure to Agile methodologies and DevOps practices. 

Responsibilities:

● Design, develop, and maintain scalable backend services and APIs using Java and Spring

Boot.

● Create and optimize SQL database schemas and queries in PostgreSQL to ensure efficient

data storage and retrieval.

● Implement RESTful APIs to facilitate seamless communication between frontend and backend

components.

● Configure and manage Nginx web servers to efficiently handle incoming requests and improve

application performance.

● Deploy and manage applications on AWS or GCP, ensuring scalability, reliability, and

security.

● Configure and optimize message broker systems using Kafka for real-time data processing

and communication.

● Containerize applications using Docker for easy deployment, scaling, and management.

● Create detailed Low-Level Designs (LLDs) and High-Level Designs (HLDs) to guide the

development and architecture of backend systems.

● Automating CI/CD pipelines and streamlining the software development lifecycle.

● Integrate AI/ML models into backend workflows using Python, PyTorch/TensorFlow, or

third-party AI APIs.

● Leverage AI tools (e.g., OpenAI APIs, Hugging Face, AWS AI services) to build intelligent

features.

● Collaborate closely with frontend developers, product managers, data scientists, and other

stakeholders to deliver high-quality AI-powered solutions.

● Monitor and troubleshoot production systems to ensure optimal performance, reliability, and

uptime.

What We’re Looking For:

● Bachelor’s degree in Computer Science, Engineering, or related field.

● 3-5 years of experience in backend development.

● Proficiency in Java, Spring Boot, PostgreSQL, SQL, and GitActions.

● Strong understanding of RESTful API design principles and best practices.

● Experience with configuring and optimizing Nginx web servers.

● Experience with configuring and optimizing Kafka service.

● Hands-on experience with AWS or GCP.

● Familiarity with Docker containers and container orchestration.

● Ability to create comprehensive Low-Level Designs (LLDs) and High-Level Designs (HLDs)

for backend systems.

● Experience with Python for AI/ML model integration in backend services.

● Familiarity with AI platforms and APIs such as OpenAI, Hugging Face, AWS AI/ML, or GCP

Vertex AI.

● Excellent problem-solving skills and attention to detail.

● Strong communication and collaboration skills, with the ability to work effectively in a team

environment.

Preferred Qualifications:

● Knowledge of microservices architecture and related technologies.

● Experience with cloud-native development and serverless computing.

● Understanding of software development best practices, including Agile methodologies

•  Exp : 3-15 years
• Java NMS/EMS  : Work location : GGN
• Experience in implementation of NMS/EMS applications and good understanding of FCAPS functionalities
• Proficient in Java/J2EE, SpringBoot, SpringCloud, Kafka and REST webservices
• Experience in implementation of micro-services based applications
• Experience in any of the rule engine like Drools and workflow creation like JBPM, Camunda
• Experience in SQL and NoSQL databases, DB schema designing and database accessing using Hibernate JPA 
• Experience with SNMP, Netconf, device management, inventory management
• Hands on experience in Wildfly/Jboss App server 
• Experience in dev-ops tools like Jenkins, Docker, Kubernetes
• Proficient in Angular, HTML5, CSS, Bootstrap, Typescript, ES6 
• Good to have Micro Frontend Architecture exposure
• Experience with tools like Maven, Ant, Git, Sonar, JaCoCo, Karma, Jasmine
• Scripting using Shell, Python, etc
• Must be involved in customer interactions for requirement gathering and solution designing discussions

Your Qualifications:

 7 to 12 years of experience with majority as Java engineer

 Strong hands on experience on building application using technologies Java, Spring, Hibernate, Maven/Gradle.

 Experience in building Micro Services using Spring Boot / Go.

 Strong knowledge and experience with SQL queries and databases like Postgre SQL/Oracle.

 Strong knowledge and experience on Platform components such as Docker, Kubernetes and Service Mesh (Istio).

 Good knowledge of scripting languages (preferably Python and Bash)

 Familiarity with CI/CD environment (Jenkins).

 Experience on Observability stack such as ELK Stack, Prometheus & Grafana would be added advantage.

 Should have experience on Active MQ based async queuing system design and deployment.

 Strong experience of system design and implementation of end-to-end integrated systems.

 Familiarity with Hazelcast and Zk Solution would be a plus.

 Strong skills to write technical design documentation.

 Experience of leading a team as tech lead.

 Ability to work effectively in a team environment as well as independently.

 Good communication skills with tech/non-tech people.

What You'll Do:

 Assigned to software development projects and/or system enhancements as tech lead.

 Be engaged in a whole process of development project (requirements analysis, design, implementation, testing/verification, deployment, operation/maintenance).

 Work closely with project manager and other engineers. Some of them are in different locations such as Japan and Singapore.

 Always improve the design quality, code quality, testing quality and system quality spontaneously. In addition, create such a culture in our team.

 Understand business needs and user behavior and develop solutions to those needs.

 Develop and maintain a deep understanding of our systems and propose system improvements.

 Guide and support less-experienced members as mentor and role model to improve the team productivity and achieve team’s goals together.

Better to Have:

 Familiarity with Telecom Service Provider’s Billing Ecosystem/BSS Systems.

 Familiarity with and experience on Cloud Native Technologies.

 Familiarity with Agile Software development process.

 Familiarity with and experience on Linux/Unix environment

 Work experience with a remote team

 Familiarity with Atlassian tools (JIRA, Confluence, HipChat)

 Familiarity with source control system (Gitlab, SVN, etc.)

OUR COMMITMENT TO YOU:

You'll benefit from our network of global communities and collaborative culture that will help you build technical and functional skills and capabilities. And because we serve more than 28 countries industries globally, you'll have the opportunity to develop valuable industry-specific expertise.

The scale of our capabilities and client engagements and the unique way we innovate, operate and deliver value will give you the opportunity to deepen your existing skills even as you help create the latest technology trends. You'll have access to leading-edge technology.

1. Design and develop Microservices with Java, Spring
2. Communicate with the tech lead, to understand the technology thoroughly
3. Perform unit and system testing
4. Understand business requirements and create plans accordingly
5. Work in an agile environment
6. Perform threat and risk assessments

The candidate will need to demonstrate previous experience of taking a client's requirements and translating them into technical specifications. The candidate will have to have previous examples of how he/she has worked with internal customers and technical peers.

The ideal candidate should have 3 to 5 years’ experience within a web application development environment.

Experience with PHP, HTML, CSS, MySQL, SOAP/REST, JavaScript, AJAX, etc. is a must. Following are the key area we are expecting you to have strong command on:

• Analytical Skills
• Algorithms

Responsibilities and Duties

• Development of software extensions to vTiger CRM/Drupal/WordPress and any other PHP based application
• Development of integration between CRM and ERP systems provided by Target Integration and any other system using their APIs
• Development and maintenance of code in Gitlab (In-house git server)
• Managing tickets and updating them regularly in Redmine (Project and Ticket Management Platform)
• Providing solutions to the pre-sales team on new projects
• Supporting the existing development team

Qualifications and Skills

• Coming up with ideas to help grow the team
• Data Structure
• Data Modelling Concepts
• Object-Oriented Design Principles and Concepts
• MVC – Pattern in Depth.
• Aware of Various other commonly used design patterns like Factory, Abstract Factory, etc.
• PHP, MYSQL, HTML, CSS, JS, JSON, Webservices
• Object-Oriented PHP
• SQL In general, Procedure, triggers, functions, etc.
• Query Designing.
• Thorough understanding of HTTP.
• Version Control (specifical git) and bug tracking software knowledge are important.

Benefits

• Linux system administration experience will be useful
• Experience of working on at least two of Joomla/Drupal/vTiger CRM or Sugar CRM is a must
• Strong understanding of relational database design
• Experience in creating professional-looking web interfaces using CSS and HTML
• Understanding of business processes
• Ideally, they should have worked on CRM/ERP/Accounting applications
• Excellent written and spoken communication skills

Job Type: Full-time