11+ ESR Jobs in India

Position: Senior Backend Developer (NodeJS)

Experience: 5+ Years

Location: Bengaluru

CodeCraft Technologies multi-award-winning creative engineering company offering design and technology solutions on mobile, web and cloud platforms.

We are looking for an enthusiastic and self-driven Backend Engineer to join our team.

Roles and Responsibilities:

● Develop high-quality software design and architecture

● Identify, prioritize and execute tasks in the software development life cycle.

● Develop tools and applications by producing clean, efficient code

● Automate tasks through appropriate tools and scripting

● Review and debug code

● Perform validation and verification testing

● Collaborate with cross-functional teams to fix and improve products

● Document development phases and monitor systems

● Ensure software is up-to-date with the latest technologies

Desired Profile:

● NodeJS [Typescript]

● MongoDB [NoSQL DB]

● MySQL, PostgreSQL

● AWS - S3, Lambda, API Gateway, Cloud Watch, ECR, ECS, Fargate, SQS / SNS

● Terraform, Kubernetes, Docker

● Good Understanding of Serverless Architecture

● Proven experience as a Senior Software Engineer

● Extensive experience in software development, scripting and project management

● Experience using system monitoring tools (e.g. New Relic) and automated testing frameworks

● Familiarity with various operating systems (Linux, Mac OS, Windows)

● Analytical mind with problem-solving aptitude

● Ability to work independently

Good to Have:

● Actively contribute to relevant open-source projects, demonstrating a commitment to community collaboration and continuous learning.

● Share knowledge and insights gained from open-source contributions with the development team

● AWS Solutions Architect Professional Certification

● AWS DevOps Professional Certification

● Multi-Cloud/ hybrid cloud experience

● Experience in building CI/CD pipelines using AWS services

About the Role:

• We are looking for a highly skilled and experienced Senior Python Developer to join our dynamic team based in Manyata Tech Park, Bangalore. The ideal candidate will have a strong background in Python development, object-oriented programming, and cloud-based application development. You will be responsible for designing, developing, and maintaining scalable backend systems using modern frameworks and tools.
• This role is hybrid, with a strong emphasis on working from the office to collaborate effectively with cross-functional teams.

Key Responsibilities:

• Design, develop, test, and maintain backend services using Python.
• Develop RESTful APIs and ensure their performance, responsiveness, and scalability.
• Work with popular Python frameworks such as Django or Flask for rapid development.
• Integrate and work with cloud platforms (AWS, Azure, GCP or similar).
• Collaborate with front-end developers and other team members to establish objectives and design cohesive code.
• Apply object-oriented programming principles to solve real-world problems efficiently.
• Implement and support event-driven architectures where applicable.
• Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues.
• Write clean, maintainable, and reusable code with proper documentation.
• Contribute to system architecture and code review processes.

Required Skills and Qualifications:

• Minimum of 5 years of hands-on experience in Python development.
• Strong understanding of Object-Oriented Programming (OOP) and Data Structures.
• Proficiency in building and consuming REST APIs.
• Experience working with at least one cloud platform such as AWS, Azure, or Google Cloud Platform.
• Hands-on experience with Python frameworks like Django, Flask, or similar.
• Familiarity with event-driven programming and asynchronous processing.
• Excellent problem-solving, debugging, and troubleshooting skills.
• Strong communication and collaboration abilities to work effectively in a team environment.

Key Skills and Requirements

· Minimum 3+ years of hands-on experience in Node.js and Express.js

· Bachelor Degree in Computer Science OR in related field B.sc - IT/ BCA /MCA/B.Tech/M.Tech

· Programming experience in Web Application development with Node.js and Express.js

· Must have experience in JavaScript, Node.js, Express.js or have extensive exposure in any MVC framework

· Expert in MySQL and Store Procedures

· Knowledge of REST API / Web API protocol

· Understanding HTML, CSS, JavaScript, JQuery, Ajax, JSON, OOPs well enough

· Good to have: React Js.

· Strong coding skills, good analytical and problem-solving skills

· Ability to write clear, concise, well-structured, and well-organized code

· Experience with third-party libraries and APIs(Zoho, Leadsquared, Knowlarity, Exotel, LCode, Karza, Google API, DIGIO, etc)

· Ability to identify weaknesses in existing code and improve it

Plus but not required

· A plus if you have Slide experience with Git Command lines.

· A plus if you have any experience with Github, Gitlab, Bitbucket.

· A plus if you have any experience with UI Design

· A plus if you have any experience with PHP, CodeIgniter

· A plus if you have any experience with React JS/Angular JS

Essential Duties and Responsibilities

· Collaborate with cross-functional teams to define, design, and ship new features

· Work with outside data sources and APIs

· Unit-test code for robustness, including edge cases, usability, and general reliability Work on bug fixing and improving application performance

· Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Wordpress:

Should have hands-on experience in WordPress & HOOKS concepts.

Extensive knowledge and experience of building WordPress CMS websites using the best practice & de-facto standard plugins.

- Knowledge of Customization of themes & plugins

- Experience working with WordPress at a PHP code level.

- Knowledge of existing inbuilt WordPress functions.

- Theme Template integration.

- Good understanding of cross-platform and cross-browser issues.

- Experience in developing E-Commerce websites

Shopify:

Should have hands-on experience in Shopify API & APP concepts.

Extensive knowledge and experience of building custom stores.

- Knowledge of Customization of themes & apps

- Experience working with Shopify API's

- Knowledge of existing inbuilt Shopify system.

- Theme Template integration.

- Good understanding of cross-platform and cross-browser issues

Job Summary:

We are seeking a skilled and experienced Java Developer with hands-on expertise in AWS, Spring Boot, and Microservices architecture. As a core member of our backend development team, you will design and build scalable cloud-native applications that support high-performance systems and business logic.

Key Responsibilities:

• Design, develop, and maintain backend services using Java (Spring Boot).
• Build and deploy microservices-based architectures hosted on AWS.
• Collaborate with DevOps and architecture teams to ensure scalable and secure cloud solutions.
• Write clean, efficient, and well-documented code.
• Optimize application performance and troubleshoot production issues.
• Participate in code reviews, technical discussions, and architecture planning.

Must-Have Skills:

• 4.5+ years of experience in Java development.
• Strong proficiency in Spring Boot and RESTful APIs.
• Proven hands-on experience with AWS services (EC2, S3, Lambda, RDS, etc.).
• Solid understanding of microservices architecture, CI/CD, and containerization tools.
• Experience with version control (Git), and deployment tools.

Role- Node.js Developer

Job description:

- Nodejs), MySQL, Postgre SQL
- Working experience of GIT
- Will prefer candidates preferred who have knowledge of GraphQL, Typescript
 - Well versed and experienced with unit testing, code coverage.
- Well versed with SOILD design principles and its application
- Good to have – some experience with Azure devops and/or azure functions.
- Good knowledge of designing and writing restful API

Roles & Responsibilities:

• Excellent problem-solving & analytical skills & OO principles
• Solid understanding of the data structure & algorithms.
• Expert knowledge with any one of the Javascript Framework such as Node Js.
• Any additional experience with Java or python, GoLang would be nice to have.
• Experience working with SQL database like MySQL or PostgreSQL
• Experience working with NoSQL databases like mongoDB, couchbase would be nice to have
• Working experience with cache like redis, mem cached or elasticache would be nice to have
• Working experience with Message Queues would be a great advantage.
• Experience with deployment & AWS would be nice to have
• Ability to do in depth analysis or problem statement or use case & Build robust & scalable architecture
• Logging & monitoring of the production system in real time
• Lead a team of 2-4 team members & make sure team practices defined coding practices across the project. 

• Sound knowledge on PHP  & object oriented programming.
• Good to have joomla knowledge .
• Comprehend the architecture and design of Joomla based development
• Should have good knowledge of joomla & MVC framework
• Strong database skills in SQL, MySQL, Postgre SQL and other RDBMS
• Comfortable with CSS, XHTML, XML, JavaScript, JQuery & Ajax
• Excellent understanding of Joomla and excellent knowledge on Components, Modules and Security.
• Analytical skills for Databases, data mining & MySQL
• Excellent PHP developer with Joomla who can work independently on complex Joomla applications, who have ability to build complex Joomla applications, user interfaces, design & implementation.