Backend Developer

We are seeking an experienced Python Lead to design, develop, and scale high-performance backend systems. The ideal candidate will have strong expertise in Python-based backend development, system design, and cloud-native architectures. You will lead the development of scalable APIs, work with modern cloud platforms, and collaborate with cross-functional teams to deliver reliable and efficient applications.

Key Responsibilities

• Design and develop scalable backend services using Python (Django/Flask).
• Build and maintain RESTful APIs and WebSocket-based applications.
• Implement efficient algorithms, data structures, and design patterns for high-performance systems.
• Develop and optimize database schemas and queries using PostgreSQL, MySQL, or MongoDB.
• Integrate caching and queuing systems to improve system performance and reliability.
• Deploy and manage applications on AWS or GCP cloud environments.
• Implement and maintain CI/CD pipelines using tools such as Jenkins, GitLab CI, or GitHub Actions.
• Work with Docker containers and Linux-based environments for development and deployment.
• Collaborate with engineering teams to design scalable system architectures.
• Explore and integrate AI-driven capabilities such as RAG, LLMs, and vector databases where applicable.

Required Skills

• Strong expertise in Python backend development using Django or Flask
• Experience with REST APIs, WebSockets, and microservices architecture
• Solid knowledge of design patterns, algorithms, and data structures
• Experience with relational and NoSQL databases (PostgreSQL, MySQL, MongoDB)
• Hands-on experience with AWS or GCP cloud services
• Experience with CI/CD pipelines and containerization (Docker)
• Proficiency in Git and Linux environments

Preferred Skills

• Familiarity with AI/ML concepts
• Experience with RAG architectures and LLM integrations
• Knowledge of vector databases such as Pinecone or ChromaDB

What We’re Looking For

• Strong problem-solving and system design skills
• Ability to lead backend development initiatives
• Experience building scalable and production-grade systems
• Excellent collaboration and communication skills

Job Title: Java Developer (Low Latency)

Location: Bangalore 

Experience: 7 to 11 Years

Work Location: Cessna Business Park, Wissen office, Bangalore

Work from office in a Hybrid mode (Thrice a week)

Notice Period: Immediate candidates who could join us within 30 days. (Should be serving Notice period - Mandatory)

Required Skills: 

8+ years of hands-on experience in Core Java (8 or above).

Strong experience in low latency system development and performance tuning.

Proficiency in multithreading, concurrency, and memory management (GC tuning).

Solid understanding of data structures, algorithms, and design patterns.

Experience with messaging systems (Kafka, RabbitMQ, etc.) and distributed systems.

Familiarity with microservices architecture, REST APIs, and Spring Boot.

Experience in trading or risk systems is required.

Exposure to FX or equity trading applications would be a big plus.

We’re seeking a Back-End Developer with hands-on experience in Node.js or any other modern backend framework. You’ll be responsible for building robust, scalable APIs and server-side logic powering Zilo’s high-velocity quick commerce platform.

Key Responsibilities

Develop, maintain, and optimize back-end applications and APIs.

Work on microservices, API integrations, and data modeling.

Ensure system scalability, reliability, and performance under high traffic.

Collaborate with front-end and mobile developers for seamless API integration.

Implement best practices in code quality, security, and database design.

Troubleshoot production issues and support deployment cycles.

Technical Skills Required

Strong proficiency in Node.js, Express.js, or similar backend frameworks.

Experience in MongoDB, MySQL, or PostgreSQL.

Understanding of RESTful APIs, authentication (JWT/OAuth), and middleware.

Familiarity with AWS, Docker, or other deployment environments.

Hands-on experience with Git and CI/CD pipelines.

Knowledge of other programming languages like Python, Java, or Go is an added advantage.

• must have experience in Java, Spring Boot, Microservices , Kafka, API
• Developing applications that demand high availability and concurrency.
• Good understanding of DevOps concepts and processes
• Ability to write structured and well documented code
• Good knowledge of working with third-party dependencies and debugging dependency conflicts.
• Knowledge of Unit Testing and Build tools.
• Team Leading & Mentoring for Senior Developers
• Retail domain experience is added advantage.

Overview: 

• Design and develop Rest APIs. 
• Create documentation around processes including front-end design and service architecture. 
• Follow industry trends regarding backend-end technologies and techniques. 
• Agile rituals like Feature elaboration/Estimation, daily stand-ups, release planning, Iteration Planning Meeting, Retrospective, Showcase, etc. 
• Build content and data driven enterprise level web application which works for Multiple clients in multiple countries. 

Relevant experience and Exposure: 

• 1+ years relevant work experience showing growth as a Backend developer. 
• Extensive technical experience and development expertise in C#, .Net core, Web services (REST) 
• Proficient with OOPS and Design principles. 
• Expertise in writing clean, secure and refactored code. 
• Knowledge and hands-on Experience with Test Driven Development. 
• Experience with relational and non-relational Database technologies like SQL, MongoDB. 
• Proficient with Git or any source code management tool. 
• Excellent listening, writing skills and strong technical competency are essential. 
• Creative and efficient in proposing solutions to complex, time-critical problems. 
• Strong analytical and problem-solving skills with a high attention to detail. 

Nice to haves: 

• Experience with .Net core. 
• Experience with public cloud offerings (AWS, Azure etc.). 
• Knowledge of CI/CD tools like Jenkins, Docker, Spinnaker etc. 
• Exposer to an Agile Development Methodology would be beneficial. 
• Atlassian suit knowledge (Jira particular). 

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

1. 1.5+ Years of experience in .Net, ASP.Net and C#, WCF/API and REST services.
2. Should be able to write clean and good scalable code.
3. Hands on experience with CSS, JavaScript and jQuery
4. Strong knowledge in OOPS concepts.
5. Knowledge of T SQL with SQL server 2008 R2/2012 including Stored Procedures, Triggers & User Defined Functions.
6. Good to have CSS3 and HTML5 knowledge.
7. Good analytical and communication skills are required.
8. Preference will be given to the candidates who can do client interaction.

• 4+ years Rails experience in a production environment working complex Ruby on Rails applications and Ruby gems
• Proficient understanding of code versioning tools
• Knack for writing clean, readable Ruby code
• Knowledge on HTTP and RESTFUL API development experience
• Experience in Angular is a plus
• Proactiveness, good communication and fast learning.