Python Backend Developer

Job Title : Senior Python Backend Developer

Experience Required : 5+ Years

Location : Gurgaon

Joining : Immediate Joiner Preferred

Employment Type : Full-Time

Job Summary :

We are looking for a highly skilled Senior Python Backend Developer with a minimum of 5 years of experience in Python and its modern web frameworks.

The ideal candidate will be responsible for developing scalable backend services, designing robust APIs, and ensuring optimal performance and security of backend systems.

Mandatory Skills : Python, Django, Flask, Streamlit, Starlette, REST API development, scalable backend services.

Key Responsibilities :

• Design, build, and maintain RESTful APIs and backend systems using Python.
• Work with frameworks such as Django, Flask, Streamlit, Starlette.
• Develop scalable and high-performance backend services.
• Collaborate with frontend developers and product teams to deliver seamless integrations.
• Write clean, maintainable, and testable code.
• Troubleshoot and resolve performance and scalability issues.
• Ensure code quality through automated testing and code reviews.

Required Skills :

• Minimum 5 years of backend development experience in Python.
• Strong expertise in Django, Flask, Streamlit, and/or Starlette.
• Proven experience with API design and development.
• Strong understanding of system architecture, data modeling, and scalability best practices.
• Familiarity with CI/CD pipelines, Docker, and cloud environments is a plus.

Nice to Have :

• Experience with async programming (e.g., using FastAPI, Starlette).
• Familiarity with PostgreSQL, MongoDB, or other relational/noSQL databases.
• Exposure to microservices architecture.

Job Description:

We are seeking an experienced senior web developer to join our friendly team to participate in the

development of the next-generation app and who has the technical ability to implement server side

code written in the Laravel framework. Your main responsibility will be designing and implementing

applications that are written in PHP. This means you will work closely with front end developers to

integrate back-end components with the components they're creating for users to interact with.

Therefore, it is important that youre able to effectively communicate and collaborate with your

colleagues. You will take a lead role in the technical side of our company with room to grow as we

continue to grow.

Technologies/ Frameworsk:

PHP, Laravel, Lumen, MySQL, PostgreSQL, MS SQL, RESTful API, Microservice, API Gateway,

JavaScript, jQuery, Docker, Load Balancer, LMAP, Nginx

Skills Required:

• Extensive experience in PHP Laravel, API Gateway

• Hands-on experience in web services-RESTful

• Knowledge of RESTful API design patterns and Integrations technologies. JSON

Language and scripting as well as Rest Oriented Architecture (ROA)

• Knowledge of HTTP and SOAP Protocols

• Hands-on experience with MySQL / PostgreSQL / MS SQL development including data

modelling, concurrency, query optimization, stored procedure development, and tuning

• Familiarity & Expertise with Bitbucket / GitHub,

• Comfortable working with JavaScript and jQuery

• Understanding and Practising of coding best practices

• Creative and efficient problem solver

• Knowledge of AWS API Gateway, Apigee API Gateway, Azure API Gateway or any other

API Gateways.

• Hands-on experience in working with API gateways added advantage

• Understanding and experience on Data Patterns

Responsibilities:

• Ability to work closely with technical architects and architecture governance technical

team for solution development and design reviews

• Analyse, design, develop, as well as implement RESTful services and APIs

• Be involved in the development life cycle and perform definition and feasibility analysis as

well as in the API lifecycle release management

• Implement, integrate, and document a variety of software platforms through the RESTful

API framework

• API development with OpenAPI Specifications and other standards

• Apply the latest software design techniques and contribute to the technical design of new

solutions

• Modify existing programs, prepare test data and functional specifications.

• Troubleshoot issues and solve problems, identify potential process improvement areas

• Implement common APIs based on architecture guidelines and frameworks

• Responsible for mapping, designing specs for transformation between API Gateway and

backend service

• Write object-oriented, clean, and maintainable code

• Deliver quality results on time with minimal supervision

• Ensuring that integrations run smoothly.

• Scaling projects based on client feedback.

• Mentoring/training in API architecture & code quality

• Work closely with API Solutions Architect and Platform Administrators

• Work closely with the Business Product Owners, and must understand the short and

medium term strategy for the business

Requirements:

• Experience working with PHP, performing unit testing, and managing APIs such as

RESTful.

• A solid understanding of application design using Laravel.

• Knowledge of database design and querying using SQL.

• Proficiency in HTML and JavaScript.

• Practical experience using the MVC architecture.

• A portfolio of applications and programs to your name.

• Problem-solving skills and critical mindset. - Great communication skills.

• Desire and ability to learn

Role and Responsibilities:

• To ensure  success   as   a   js   developer,   you   should   possess extensive   knowledge   of   Node.Js   based   services   like   Express   js, Multer.
• Candidate must be well aware of the JS concepts like promises, async-await, callback, fetch, and array methods like map, filter, reduce.
• Knowledge of GIT is a must.
• Must have sound knowledge of creating API through postman or similar tools, developing and maintaining all server-side network requests, ensuring optimal performance of the central database, collaborating with   front-end   developers   on   the   integration   of elements.
• Deep Understanding of mongo and MySQL.
• Working knowledge of Microservices.
• Good understanding of AWS services, Like Instance,S3, Route53, Elastic Bean Etc.
• Best writing code understanding.

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and aleadership skills. 

Responsibilities

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews

Qualifications

• 5+ years of relevant work experience
• Mandatory experience in building scalable microservices on nodejs platforms
• Expertise in Object Oriented Design, Database Design, Service architecture
• Experience with Agile or Scrum software development methodologies
• Ability to multi-task, organize, and prioritize work

*Performs analysis of functional and business requirements

*Applies in-depth or broad technical knowledge to maintain data engineering functions performs solution design.

*Applies the company, open source, and 3rd party technologies to highly complex infrastructure and software solutions.

*Introduce new product features and enhance the platform

*Ability to translate business reporting requirements into a production report.

CartX is a small, fast-growing, and remote-first company. We are a high converting one-page checkout and post-purchase one-click upsell for thriving eCommerce stores. We are looking for a Senior Software Engineer to join our mission and work on our ambitious product roadmap. Ideal candidates have a solid technical background on complex systems.

→ What you will be doing:
– Solve engineering problems that affects hundreds of customers
– Develop and launch end-to-end new key features
– Take ownership and responsibility of challenging tasks
– Interact and collaborate with the team
– Research, innovate and propose new ideas that can lead to new projects
– Play an important role by shaping our company’s best practices and culture
– Learn fast and adapt quickly

→ Required
– 5+ years of experience as a Software Engineer
– Experience on LAMP
– Experience on Bitbucket
– Knowledge on API’s such as Twilio, Stripe and others
– Great communications skills
– Fluent in English (written and speaking)

→ What We Offer
- Work remotely from home or any co-working space
- Work with a top-notch engineering team
- Unlimited vacation policy
- Ownership and autonomy over exciting tasks
-  Be part of an exciting fast-growing startup