Java developer

Job Title : Python Django Developer

Experience : 3+ Years

Location : Gurgaon

Working Days : 6 Days (Monday to Saturday)

Job Summary :

We are looking for a skilled Python Django Developer with strong foundational knowledge in backend development, data structures, and operating system concepts.

The ideal candidate should have experience in Django and PostgreSQL, along with excellent logical thinking and multithreading knowledge.

Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, REST API development, JSON/XML, strong knowledge of data structures, multithreading, and OS concepts.

Key Responsibilities :

• Write efficient, reusable, testable, and scalable code using the Django framework.
• Develop backend components, server-side logic, and statistical models.
• Design and implement high-availability, low-latency applications with robust data protection and security.
• Contribute to the development of highly responsive web applications.
• Collaborate with cross-functional teams on system design and integration.

Mandatory Skills :

• Strong programming skills in Python and Django (or similar frameworks like Flask).
• Proficiency with PostgreSQL / MySQL and experience in writing complex queries.
• Strong understanding of SQL and NoSQL ORM.
• Solid grasp of data structures, multithreading, and operating system concepts.
• Experience with RESTful API development and implementation of API security.
• Knowledge of JSON/XML and their use in data exchange.

Good-to-Have Skills :

• Experience with Redis, MQTT, and message queues like RabbitMQ or Kafka
• Understanding of microservice architecture and third-party API integrations (e.g., payment gateways, SMS/email APIs)
• Familiarity with MongoDB and other NoSQL databases
• Exposure to data science libraries such as Pandas, NumPy, Scikit-learn
• Knowledge in building and integrating statistical learning models.

Job description

Note: Applications are welcome from candidates who are immediate joiners or currently serving their notice period.

Key Responsibilities:

• Design, develop, and test low-latency, high-volume client-facing applications.
• Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
• Implement microservices-based solutions using Spring Boot and other modern frameworks.
• Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
• Optimize applications for multi-threading and high-performance server-side development
• Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
• Work with RDBMS (preferably Sybase) to handle large-scale data processing.
• Develop and maintain applications on Unix/Linux environments
• Utilize enterprise application design patterns to build robust and scalable solutions.
• Troubleshoot and resolve complex technical issues while ensuring application stability and performance.

Required Skills & Experience:

• 5 to 10 years of hands-on experience in Java development
• Strong knowledge of microservices architecture and cloud-based deployment.
• Expertise in Spring Framework, Spring Boot, and CXF
• Experience in developing and optimizing applications for high-volume, multi-threaded environments
• Solid understanding of financial domain applications, sales, and trading platforms
• Proficiency in working with relational databases (Sybase preferred)
• Familiarity with Unix/Linux environments and shell scripting.
• Strong analytical, problem-solving, and communication skills.
• Ability to articulate and present design ideas effectively.

Design and build RESTful web service APIs in Java that enable and support our member-facing web applications and our partners.

4+ years of software development experience utilizing Java with at least 2 years’ experience working with REST Web Services.

Work collaboratively as part of an agile team to deliver solutions to business needs.

Relentlessly pursue continuous improvement in our products and processes.

Build clean, documented, testable code using TDD, JUnit, Postman, and Swagger.

Build performant services, and be able to diagnose and resolve performance issues at all layers of the system.

Must have deep knowledge and familiarity with web frameworks, such as Spring MVC or Spring Boot.

Strong experience designing database tables and writing SQL queries in an RDBMS, such as Oracle.

Comfortable working with standard dev tools like Eclipse, Git, Github, Jenkins, Maven, and web app servers like WebSphere.

Strong foundational skills in Java and Object-Oriented Programming are required.

Build SSO and web service integrations with our partners using technologies such as SAML and SOAP.

Must understand API security and have experience working with an API Gateway (such as Tyk) for API authorization.

Provide technical assistance and guidance with designing complex features. Conduct design and code reviews.

Help the team meet their sprint deliverables by addressing any impediments in their way.

Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, data structure and SQL skills .

Required Skills:

• Experience - 5 to 10 years.
• Experience in Core Java 5.0 and above, CXF, Spring.
• Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database.
• Good knowledge of multi-threading and high-volume server-side development.
• Experience in sales and trading platforms in investment banking/capital markets.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills in Java.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

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.

Mon-Fri, In office role with excellent perks and benefits!

Key Responsibilities:

1. Design, develop, and maintain backend services and APIs using Node.js or Python, or Java.

2. Build and implement scalable and robust microservices and integrate API gateways.

3. Develop and optimize NoSQL database structures and queries (e.g., MongoDB, DynamoDB).

4. Implement real-time data pipelines using Kafka.

5. Collaborate with front-end developers to ensure seamless integration of backend services.

6. Write clean, reusable, and efficient code following best practices, including design patterns.

7. Troubleshoot, debug, and enhance existing systems for improved performance.

Mandatory Skills:

1. Proficiency in at least one backend technology: Node.js or Python, or Java.

2. Strong experience in:

i. Microservices architecture,

ii. API gateways,

iii. NoSQL databases (e.g., MongoDB, DynamoDB),

iv. Kafka

v. Data structures (e.g., arrays, linked lists, trees).

3. Frameworks:

i. If Java : Spring framework for backend development.

ii. If Python: FastAPI/Django frameworks for AI applications.

iii. If Node: Express.js for Node.js development.

Good to Have Skills:

1. Experience with Kubernetes for container orchestration.

2. Familiarity with in-memory databases like Redis or Memcached.

3. Frontend skills: Basic knowledge of HTML, CSS, JavaScript, or frameworks like React.js.

Requirements: Job Description

• Excellent knowledge in Core Java (J2SE) and J2EE technologies.
• Hands-on experience with RESTful services, API design are must.
• Knowledge of microservices architecture is must.
• Knowledge of design patterns is must.
• Strong knowledge in Exception handling and logging mechanism is must.
• Agile scrum participation experience. Work experience with several agile teams on an application built with microservices and event-based architectures to be deployed on hybrid (on-prem/cloud) environments.
• Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like JPA/Hibernate.
• Experience in managing the Source Code Base through Version Control tool like SVN, GitHub,Bitbucket, etc.
• Experience in using and configuration of Continuous Integration tools Jenkins, Travis, GitLab, etc.
• Experience in design and development of SaaS/PaaS based architecture and tenancy models.
• Experience in SaaS/PaaS based application development used by a high volume of subscribers/customers.
• Awareness and understanding of data security and privacy. Experience in performing Java Code Review using review tools like SonarQube, etc.
• Good understanding of end-to-end software development lifecycle. Ability to read and understand requirements and design documents.
• Good Analytical skills and should be self-driven.
• Good communication with inter-personal skills. Open for learning new technologies and domain.
• A good team player and ready to take up new challenges. Active communication and coordination with Clients and Internal stake holder

Requirements: Skills and Qualifications

• 6-8 years of experience in developing Java/J2EE based Enterprise Web Applications
• Languages: Java, J2EE, and Python
• Databases: MySQL, Oracle, SQL Server, PostgreSQL, Redshift, MongoDB
• DB Script: SQL and PL/SQL
• Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
• OS: Windows, Linux/Unix.
• Cloud Services: AWS and Azure
• Version Controls/ Devops tools: Git, Bitbucket and Jenkins.
• Message brokers: RabbitMQ, and Kafka
• Deployment Servers: Tomcat, Docker, and Kubernetes
• Build Tools: Gradle/Maven

Role: Java developer

Location: Gurgaon 

Exp-3-5 yrs

Description:

1. 3+ years of Coding and development experience
   2. Hands on technical experience in must have technical requirements.
   3. Strong working knowledge of Developing, Designing and implementing large scale enterprise applications.
   4. Possess strong analytical skills, organizational skills, attention to detail, and excellent verbal and written communication skills.
   5. Ability to establish and maintain effective working relationships with co-workers, managers and internal and/or external customers.
   6. Knowledge of Agile process
   REQUIRED TECHNICAL SKILL SET
   Must have: AWS, Java, J2EE, Angular, React, Javascript, Spring MVC, Webservices (REST), Servlets, Hibernate
   Nice to have: EXTJS, JBoss Drools Rules Engine, JQuery
   RESPONSIBILITIES
   1. Analyses and evaluates detailed business and technical requirements.
   2. Codes and maintains complex components of information systems.
   3. Develops and performs unit testing and fixes defects identified during testing and re-executes unit tests to validate results.
   4. Ensure code quality by performing technical design and code reviews
   5. Perform integration via Services/Batch with external and internal systems; develop presentation, business/application services and persistence components
   6. Module level ownership and ensure that any development that occurs in that module is as per the agreed solution.
   7. Profiling & Performance turning of Javaapplications

• A Golang developer role is to build optimized, scalable, and modular software using required technologies. You are tasked with developing and coding back-end components and connecting applications to other web services.

• Research and test new technologies
• Collaborating with others to build and develop a quality
• Monitoring and Oversee company’s data
• Managing users and user roles
• Detecting, announcing, and correcting errors
• Proposing alternative solutions

• To cooperate with other stakeholder to design, develop, test, release and improve services
• Maintain development standards, practices & principles
• Build scalable and maintainable software
• Analytical approach on what and how

• At least 4 years of experience with Golang.
• Have expertise in implementing micro services (using tools and technologies for messaging, RPC, containerization, etc.)
• Experience working with SQL/NoSQL databases, ability to write complex queries and optimize them
• Understanding of containerization technologies (Docker, RKT, Kubernetes, etc.)
• Basic experience with CI/CD systems (Jenkins, TeamCity, GoCD, Concourse, etc.)
• Basic experience working with AWS/Google Cloud

• BS/MS in Computer Science or Engineering.
• 8+ years of experience in software development in an object-oriented language such as Java, .NET or Node.Js
• Exceptional design, coding, and problem-solving skills, with a bias for architecture at scale.
• Experience with HTML5, JavaScript, TypeScript, front-end technologies like AngularJS, Redux / React and upcoming web technologies.
• Real-world experience developing large scale commercial services with robust performance, resiliency, and telemetry, delivered both Online and OnPrem.
• Strong knowledge of computer science, algorithms, and design patterns.
• Ability to appreciate complex problems with a thorough design.