Principal Backend Engineer

Job Title : Principal Backend Engineer (AI-Driven)

Experience : 10+ Years

Location : Chandigarh

Tech Stack : PHP, Node.js, Laravel, MySQL, MongoDB

Additional Requirement : Hands-on experience with AI technologies, APIs, or ML integrations

Role Overview :

We're looking for a Principal Backend Engineer (AI-Driven) to design and lead scalable backend systems while driving AI adoption across products.

The role involves integrating AI-powered features, architecting intelligent systems, and mentoring engineering teams on modern backend and AI implementation.

Key Responsibilities :

• Design and lead backend architecture using PHP (Laravel/CodeIgniter) and Node.js
• Build scalable microservices / modular backend systems
• Develop APIs and backend workflows for AI-driven features
• Integrate AI APIs (OpenAI, LangChain or similar frameworks)
• Work with LLMs, embeddings, vector databases, and AI pipelines
• Ensure performance, scalability, and security of backend systems
• Mentor engineering teams and drive backend + AI best practices

Requirements :

• 10+ years of backend development experience
• Strong expertise in PHP / Node.js, MySQL, MongoDB
• Hands-on experience integrating AI/ML APIs or AI-powered features
• Strong system design and architecture skills
• Experience leading engineering teams

Good to Have :

• Prompt engineering or AI cost optimization
• Exposure to MLOps / ML pipelines

Your Impact:

•                 Implements Digital Consumer experiences based on a foundation of SFCC (Salesforce commerce cloud) to meet expected quality standards

•                 Ensures functional requirements and high-level solution designs are understood and are translated into detailed technical design

•                 Implement proofs of concept to prove any new technologies, application flows or integration scenarios and identify customizations needed to SFCC platform for meeting client requirements

•                 Guides the performance tuning and scalability of the ecommerce solution

•                 Diagnose and solve technical problems during implementation and support phases

Your Skills & Experience:

•                 4-8 Years with 2+ years of implementing commerce application on any eCommerce platform in last 3 years

•                 If you have not worked in eCommerce platform, we can still discuss with you if you are expert in Java/.Net and understand REST/SOAP webservices.

•                 Demonstrate proficiency in build and release management using CI/CD strategies (leveraging tools like Jenkins and DevOps practices), implement Mocha/Chai unit and functional test cases in order to reduce costs while ensuring quality

•                 Contributes to designing, implementing and documenting the build release process as well as system configuration and deployment characteristics of the applications

•                 Participates in technical walkthroughs/ code reviews of other team members’ components, test plans and results and help them with gaps

•                 Collaborate with architect to define implementation processes and quality gates and standards

•                 Identifies risks and issues, and help monitor them

•                 Guides the development of reference and resource materials

•                 Mentors developers in improving their platform knowledge and development skills

•                 Communicate technical design to the developers and help/guide them in the implementation

•                 Participates in Agile sprints

Set Yourself Apart With:

•                 eCommerce platform certification

•                 Security considerations – OWASP, CSRF, reCAPTCHA etc. – Basic knowledge or experience

•                 Git Development workflow – Proficient

•                 Visual Studio Code IDE or Eclipse IDE - Proficient

•                 Knowledge on Agile methodology and desired tools like Jira, confluence etc.

•                 Scripting/development experience with Node.js, Mocha/Chai

•                 Experience working in any Salesforce cloud environment like SFMC, SFSC etc.

•                 Excellent written, verbal communication and articulation skills & Good team player

•                 Self-starter and self-learner with keen interest to grow

•                 Process orientation and the ability to define and setup processes

•                 Ability to provide necessary coaching to bring team members up to speed on the technology

•                 Ability to prioritize and manage multiple tasks

•                 Excellent and innovative approach to problem solving and finding solutions

•                 Flexible and proactive/self-motivated working style with excellent personal ownership of problem resolution

We are seeking a highly skilled and experienced Senior Python Developer to join our team. As a Senior Python Developer, you will be responsible for developing and maintaining high-quality code for our software projects. You should have strong expertise in Python programming and extensive experience with microservices architecture. Your role will involve collaborating with cross-functional teams, implementing best practices, and ensuring the delivery of robust and scalable solutions.

Responsibilities:

• Develop, test, and maintain high-quality Python code for our software projects.
• Design and implement microservices architecture for scalable and efficient applications.
• Collaborate with cross-functional teams, including product managers, designers, and other developers, to understand requirements and deliver optimal solutions.
• Participate in code reviews to ensure adherence to coding standards and best practices.
• Identify and resolve technical challenges and performance issues.
• Optimize existing code and improve system performance.
• Contribute to architectural discussions and propose innovative solutions.
• Stay up-to-date with the latest trends and technologies in Python development and microservices.

Requirements:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 2+ years of professional experience as a Python developer, with a focus on building robust and scalable applications.
• Strong understanding of microservices architecture and experience working with related technologies (e.g., Docker, AWS, service discovery,Jenkins).
• Solid knowledge of Python frameworks (e.g. Django) and libraries commonly used in microservices development.
• Experience in developing RESTful APIs and working with third-party API integrations.
• Proficiency in database systems, such as MySQL or MongoDB.
• Familiarity with code versioning tools (e.g., Git) and CI/CD pipelines.
• Strong problem-solving skills and ability to handle complex technical challenges.
• Ability to write clean, maintainable, and testable code following best practices.
• Excellent communication and collaboration skills, with the ability to work effectively in a team environment.

Preferred Qualifications:

• Experience with cloud platforms (e.g., AWS).
• Knowledge of message queue systems (e.g., RabbitMQ, Kafka, SQS).
• Familiarity with tools (e.g., Airflow, ELK).
• Previous experience in mentoring and providing technical guidance to junior developers.
• Contributions to open-source projects or active participation in developer communities.

• Minimum of 1+ years PHP web development experience
• As a PHP developer your duties would primarily consist of developing new projects built using PHP-based frameworks/platforms, writing custom code, and architect new solutions for prospective clients.
• Expert with PHP object-oriented programming & MVC applications
• Familiarity with automated deployment strategies
• Solutions-oriented thinking; always looking for the smart solution to a problem rather than jumping at the first answer
• Salary is negotiable depending on the experience

We are looking for a dedicated backend developer (PHP) who loves programming and writes code that he/she is proud of.

As part of your job, you will constantly seek the latest technologies, be committed to using state-of-the-art solutions and never accept any performance on an ad-hoc basis.

• Bachelor's Degree in Computer Science or related field (or equivalent expertise).
• PHP - you should have at least 4 years experience in PHP and in OOP development. Can use PHP to supplement and extend existing product.
• PHP Framework - At least 3 years experience in one of the following frameworks: Symfony, Laravel, Yii or Zend.
• MySQL - Can perform SQL queries and build data-driven applications. Knows basic of relational database design.
• Problem Solver - Can effectively debug issues using tools like xdebug or chrome's console. Is familiar with stack overflow and other community resources.
• Version control systems - Can use Git and understand basic commands
• HTML, CSS and JS - Basic knowledge in HTML, CSS and JS, familier with one of JS frameworks is needed as well.
• Desirable Skills:
• Knowledge of APIs, such as twitter, Facebook, Google maps, Instagram, etc.
• Knowledge of NoSQL with some experience is plus.
• Knowledge of AWS, RabbitMQ, Redis, and ElasticSearch is a plus.

Requirement:-
1. Strong PHP Core programming expertise
2. MySQL DB Model Design and Programming expertise
3. Strong skills in either Joomla or WordPress - at least one is needed.
4. Working know how of HTML 5/ CSS 3
5. Knowledge of SVN or any other version control tools
6. Must have solid REST/API implementation and integration concepts.

Preferred addons :-
1. Good to have Frontend Skills in - Javascript/JQuery/Bootstrap/Angular
2. Experience in common third-party social APIs (google, Facebook, eBay etc)
3. Experience with Payment Gateway integration with APIs like (paypal, payza, authorise.net, Firstdata, Ipayout, Stripe etc)
4. Any experience in Ionic / PhoneGap is a plus

Benefits
1. 6 months of probation period.
2. Working Days: Monday-Friday (As per International Standards).
3. Working Timings: 9 hours per day including break of 1 hour
4. Opportunities to learn and grow.