Java Developer

Job Title : Python Django Developer

Location : Gurgaon (On-site)

Work Mode : 6 Days a Week (Work from Office)

Experience Level : 3+ Years

About the Role :

We are seeking a highly skilled and motivated Python Django Developer to join our team in Gurgaon. This role requires a hands-on developer with expertise in building scalable web applications and APIs using Python and Django. The ideal candidate will have a strong background in relational databases, message brokers, and distributed systems.

Key Responsibilities :

• Design, develop, and maintain robust, scalable, and secure web applications using Python and Django.
• Build and optimize back-end services, RESTful APIs, and integrations with third-party tools.
• Implement and maintain asynchronous task processing using Celery and RabbitMQ.
• Work with PostgreSQL to design and optimize database schemas and queries.
• Utilize Redis and Kafka for caching, data streaming, and other distributed system needs.
• Debug and troubleshoot issues across the application stack.
• Collaborate with cross-functional teams to gather requirements and deliver solutions.
• Ensure code quality through comprehensive testing, code reviews, and adherence to best practices.

Required Skills and Qualifications:

Technical Expertise:

• Proficiency in Python and strong experience with Django framework.
• Hands-on experience with PostgreSQL for database design and management.
• Familiarity with RabbitMQ, Celery, and Redis for asynchronous processing and caching.
• Experience with Kafka for building real-time data pipelines and event-driven architectures.

Other Skills:

• Strong understanding of software development best practices and design patterns.
• Proficiency in writing efficient, reusable, and testable code.
• Good knowledge of Linux/Unix environments.
• Familiarity with Docker and containerized deployments is a plus.

Soft Skills:

• Excellent problem-solving and analytical skills.
• Good communication and teamwork abilities.
• Ability to work independently and in a collaborative team environment.

Preferred Qualifications:

• Experience in microservices architecture.
• Exposure to DevOps tools and practices.
• Knowledge of front-end technologies like React or Angular is a bonus.

About the Role:

We are seeking a skilled and driven Backend Developer with expertise in Python (Django/FastAPI) and Node.js (TypeScript) to join our team. The ideal candidate will have experience in database design (RDBMS and NoSQL), REST API and GraphQL development, cloud services, and AI-driven applications. You will be responsible for designing and implementing scalable backend solutions, ensuring high performance, security, and reliability.

If you’re passionate about backend development, Generative AI, and data engineering, this is the role for you!

Key Responsibilities:

Backend Development:

• Develop and maintain robust, scalable backend services using Node.js (TypeScript) and Python (Django/FastAPI).
• Build APIs with REST and GraphQL, ensuring high security and performance.
• Implement authentication mechanisms such as OAuth2.0, SAML, JWT, MFA, and passkeys (optional).
• Research and integrate Generative AI (Gen AI) models and OpenAI APIs into backend systems.

Database & Data Engineering:

• Design and optimize schemas for both relational (PostgreSQL, YSQL) and NoSQL (DynamoDB, MongoDB) databases.
• Work with Redshift, BigQuery, and Snowflake to manage large-scale data processing.
• Develop ETL pipelines for data ingestion and transformation.
• Utilize Apache Airflow for workflow automation.

Cloud Services & Serverless Architecture:

• Work extensively with AWS Cloud services, and optionally Azure and GCP.
• Design and implement serverless architectures and event-driven systems using frameworks like AWS Lambda or equivalent on Azure/GCP.
• Configure and manage webhooks for event notifications and integrations.
• Integrate Apache Pulsar for real-time event streaming and messaging.

Programming & AI Integration:

• Apply design patterns, SOLID principles, and functional programming practices.
• Develop Python-based AI/ML solutions, leveraging Django/FastAPI for backend services.
• Manage AI/ML environments using Conda.

DevOps & Deployment:

• Utilize Docker and Kubernetes (K8s) for containerization and orchestration.
• Collaborate with DevOps teams for CI/CD pipelines and scalable deployments.

Tools & Utilities:

• Use Postman, Swagger, and cURL for API testing and documentation.
• Demonstrate strong knowledge of Unix commands for troubleshooting and development.
• Work with Git for versioning and code management.

Key Skills & Qualifications:

Must-Have:

✔ Proficiency in Python (Django/FastAPI) and Node.js (TypeScript).

✔ Experience with NestJS framework.

✔ Expertise in RDBMS and NoSQL database design and optimization.

✔ Hands-on experience with REST API and GraphQL development.

✔ Familiarity with authentication protocols such as OAuth2.0, SAML, JWT, and MFA.

✔ Strong understanding of AWS Cloud Services and Serverless Architecture.

✔ Experience with Gen AI, OpenAI APIs, and AI model integration.

✔ Hands-on knowledge of Python and Conda environments.

✔ Expertise in Redshift, BigQuery, Snowflake, and Apache Airflow for Data Engineering.

✔ Exposure to Apache Pulsar for event streaming.

Nice-to-Have:

➕ Exposure to Azure and GCP serverless frameworks.

➕ Knowledge of webhooks for event handling.

➕ Experience with passkeys as an authentication option.

Soft Skills:

✅ Problem-solving mindset with a passion for tackling complex challenges.

✅ Ability to learn and adapt to new tools, frameworks, and programming languages.

✅ Collaborative attitude and strong communication skills.

What We Offer:

💰 Competitive compensation and benefits package.

🚀 Opportunity to work with cutting-edge technologies in a fast-paced environment.

📚 A culture of learning, growth, and collaboration.

🌍 Exposure to large-scale systems, AI/ML integrations, and exciting technical challenges.

Designation: Java Back End Developer

1. Strong in Java , Spring Boot, ver.x (Microservices)
2. 5+ year’s software engineering experience working with large scale applications and projects.
3. Knowledge of best practice software development methodologies and coding standards.
4. General knowledge of public cloud infrastructure and data solutions (e.g. AWS)
5. Broad experience designing and developing scalable, resilient, performant applications:
6. Distributed systems
7. Microservices design and implementation
8. Experience working on, and deploying, large scale systems in Java 
9. Experience with relational DBs like MySQL, SQL Server or Oracle.

Roles and Responsibilities:

• Proven experience in Java 8, Spring Boot, Microservices and API
• Strong experience with Kafka, Kubernetes
• strong experience in using RDBMS (Mysql) and NoSQL.
• Experience working in Eclipse or Maven environments
• Hands-on experience in Unix and Shell scripting
• hands-on experience in fine-tuning application response and performance testing.
• experience in Web Services.
• Strong analysis and problem-solving skills
• Strong communication skills, both verbal and written
• Ability to work independently with limited supervision
• Proven ability to use own initiative to resolve issues
• Full ownership of projects and tasks
• Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines
• Eagerness to learn
• Strong team-working skills

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

Requirements:

 Strong development skills in Core / Advanced Java, and J2EE.

 Knowledge of Bamboo, Jira, Spring AOP, Junit, SQL query optimization and fine tuning, is a

plus.

 Strong analytical skills.

 Good in Design Patterns.

 Should have experience on JMS/Messaging and middleware like IBM MQ/Apache Kafka.

 Strong in design and technical documentation.

 Strong in Java SDK 1.8, Java SDK 11, Spring Boot (Embedded Tomcat), REST & SOAP API skills.

 Strong in Spring frameworks (MVC, IOC, Boot, Batch) and ORM framework like Hibernate.

 Hands-on experience in SQL.

 Core Java, J2EE, SOA based Web Services, RESTful Web Services, Hibernate, Spring MVC,

XSD, XML and WSDL, DB, Microservices.

 Understanding of Kafka and Netflix conductor.

 Should have worked with Maven/Gradle, JIRA/Rally, Bamboo/Jenkins/Hudson.

 Extensive development experience with Web Services (SOAP and REST).

• The Architect/ Lead Backend Engineer will handle the digital experience from inception to go-live model.
• The role holder is expected to create a vision and roadmap for the digital experience to provide best in class customer experience for each of the product solutions handled.  The role holder will play a critical role in leading the innovation and growth of our front end web and mobile platforms.
• Must be from Good Companies and have been working on high Scale of Traffic
• Proficiency in engineering practices and writing high quality code, with expertise in either one of Java or Groovy or Go.
• 3+ years of experience building microservices.
• Strong experience in architecting and building distributed systems, scalability, and availability
• Strong knowledge of data structures, algorithms, and designing for performance
• Strong knowledge of cloud technologies like AWS/Google Cloud/Azure
• Good understanding of RxJava or Actors framework
• Proficient with RDBMS
• Strong knowledge on data stores, database design, data modelling and SQL queries
• Extensive experience building and owning large- scale distributed backend systems
• Experience working with three or more of : Unix/Linux environments, Distributed and parallel systems, Workflow automation, CI/CD Platform development, Cloud platforms development e.g. AWS/GCP, Kubernetes/Container platforms based development