Lead Software Engineer - Java

Key Responsibilities

- Develop, test, and maintain high-quality Java applications, ensuring they meet the requirements of our manufacturing processes.

- Collaborate with cross-functional teams to define, design, and ship new features in a timely manner.

- Optimize application performance and ensure scalability using event-driven architectures.

- Implement and manage REST APIs, integrating with front-end technologies like Angular to deliver seamless user experiences.

- Utilize Spring Boot to create robust backend solutions that support our operational needs.

- Ensure code quality through code reviews and adherence to best practices in software development.

- Mentor junior developers, providing guidance and fostering a culture of continuous learning.

- Stay updated with emerging technologies and apply them to improve current systems and processes.

JOB DESCRIPTION

Experience: 4-9 years

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. 4-9 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.

 strong experience in Java Spring Boot and Angular to lead a team of developers for a client project based out of Whitefield, Bangalore. The role requires hands-on development, design, architecture understanding, code review, and team coordination.

Key Responsibilities

• Lead a team of 9 developers and provide technical guidance.
• Perform hands-on development using Java, Spring Boot, Angular.
• Drive solution design, code quality, best practices, and performance optimization.
• Work closely with the client’s product owners and architects.
• Conduct code reviews, technical grooming, and sprint planning.
• Troubleshoot and resolve complex technical issues.
• Ensure timely delivery of modules with high quality.
• Mentor team members and support them in solving technical blockers.

Technical Skills Required

• Strong expertise in Java 8+, Spring Boot, REST APIs.
• Strong front-end experience with Angular 8+, TypeScript, HTML, CSS.
• Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
• Hands-on with Git, Maven/Gradle, Jenkins, CI/CD.
• Knowledge of cloud platforms (AWS) is an added advantage.
• Experience with Agile/Scrum methodologies.

Soft Skills

• Excellent communication and client-facing skills.
• Ability to lead, mentor, and motivate the team.
• Strong problem-solving and analytical skills.

Job Title : Python Developer (Immediate Joiner)

Experience Required : 3+ Years

Employment Type : Full-time

Location : Gurugram, India (Onsite)

Working Days : 6 Days (5 Days WFO + 1 Day WFH)

Job Summary :

We are seeking a talented and experienced Python Developer with a strong background in Django and a proven ability to build scalable, secure, and high-performance web applications. The ideal candidate will have hands-on experience with RabbitMQ, Redis, Celery, and PostgreSQL, and will play a key role in developing and maintaining robust backend systems. This is an onsite opportunity for immediate joiners.

Mandatory Skills : Python, Django, RabbitMQ, Redis, Celery, PostgreSQL, RESTful APIs, Docker.

Key Responsibilities :

• Design, develop, and maintain Django-based web applications and APIs.
• Implement asynchronous task handling using RabbitMQ and Celery.
• Optimize application performance using Redis for caching and session storage.
• Manage database operations, including schema design and query optimization, using PostgreSQL.
• Collaborate with front-end developers, DevOps teams, and stakeholders to deliver full-featured solutions.
• Write clean, modular, and well-documented code aligned with industry best practices.
• Troubleshoot, debug, and resolve issues across the application stack.
• Participate in architecture discussions, code reviews, and sprint planning.
• Ensure the scalability, performance, and security of backend services.

Required Technical Skills :

• Minimum 3 Years of experience in Python development.
• Strong hands-on experience with the Django framework.
• Proficiency in RabbitMQ for message brokering.
• Practical experience with Redis for caching and session management.
• Experience using Celery for background job/task queue management.
• Solid knowledge of PostgreSQL (database design, indexing, and optimization).
• Understanding of RESTful API development and integration.
• Familiarity with Docker and containerization.

Preferred Skills :

• Exposure to CI/CD tools and pipelines.
• Experience working with cloud platforms such as AWS or GCP.
• Knowledge of Django ORM optimization techniques.
• Basic familiarity with front-end technologies like HTML, CSS, and JavaScript.

Soft Skills :

• Strong analytical and problem-solving capabilities.
• Effective communication and interpersonal skills.
• Ability to thrive in an agile, fast-paced development environment.

Are you passionate about backend development and building scalable applications? Join our growing team!

Technical Skills:

• Extensive experience in programming/scripting languages and frameworks in at least two Node.js, Java Springboot, and Python.
• Understanding of architectural patterns like Flux and MVC is a desirable
• Work experience in REST API service, Socket connections, and mechanisms to handle real-time async data is important.
• Strong knowledge in OOPS, GIT, SQL/nonSQL DB (such as Elastic DB, Mongo DB, MySQL), Design Patterns
• Preferred to have experience with microservices, API gateway, AAA service
• Good knowledge of coding standards, design patterns, unit testing frameworks, TDD, CI/CD practices.

Must have previous experience in leading a team-

• Experience with RESTful web services, CSS, and HTML5 is desirable-
• Experience with designing and building APIs with REST/Microservices
• Good to know about AWS Lambda & supporting configuration knowledge. Knowledge of any of the serverless frameworks like Serverless, AWS SAM would be an advantage.-
• Good to know of API Gateway and CloudFront.-

👉 Required Skills:

• Strong experience with Node.js
• Hands-on expertise in Payment Gateway Integration
• Proficient in MySQL Database Management
• Knowledge of Socket Programming is a big plus!

• Java
• Springboot
• REST API
• Microservices

Must skills:

Hands- on in the following:

• Java 8/J2EE
• Spring boot
• Gradle/Maven
• REST API
• ORM- hibernate/ JPA
• Unit Testing and Integration Testing- Junit/ TestNG

Good to have:

Hands-on in the following:

• CI/CD pipeline deployment
• Messaging- ActiveMQ/RabbitMQ/MQ
• DB2
• Kafka
• NoSQL framework exposure