
Backend Engineer III – Senior Python Developer (LLM & AI)
Location: Gurgaon, India
Positions: 1
Experience: 6 to 9 Years
Gurgaon Hybrid
About the Role
We are seeking an experienced Backend Engineer III / Senior Python Developer to join our AI engineering team and play a critical role in building scalable, secure, and high-performance backend platforms for LLM and AI-driven applications. You will work as a hands-on individual contributor while collaborating closely with Machine Learning Engineers, Data Scientists, Product Managers, and Cloud/DevOps teams to deliver innovative, production-grade AI solutions.
Key Responsibilities
- Design, develop, and maintain scalable backend systems and services using Python to support LLM and AI-based applications
- Build and maintain RESTful APIs and microservices that serve machine learning models and AI components
- Write clean, modular, efficient, and testable code following industry best practices and coding standards
- Participate actively in code reviews, ensuring high quality, security, and maintainability of the codebase
- Debug, profile, and optimize applications to improve performance, reliability, and scalability
- Identify and resolve performance bottlenecks in AI/ML pipelines and backend services
- Collaborate with ML engineers, data scientists, and product teams to translate business and technical requirements into robust backend solutions
- Mentor and support junior developers, promoting a culture of technical excellence and continuous learning
- Design and implement CI/CD pipelines and automate deployment workflows to ensure consistent and reliable releases
- Stay up to date with emerging trends in Python, cloud-native development, and LLM/AI engineering practices and apply them to improve systems and processes
Required Skills & Experience
- 6 to 9 years of strong hands-on experience in Python development
- Solid understanding of Python software design, architecture patterns, and testing best practices
- Proven experience working on AI, Machine Learning, or LLM-based projects
- Strong experience in building and consuming RESTful APIs and microservices architectures
- Hands-on experience with FastAPI, Flask, or similar model-serving frameworks
- Strong debugging, performance profiling, and optimization skills
- Experience with CI/CD tools and workflows (e.g., GitHub Actions, Azure DevOps, Jenkins, etc.)
- Working knowledge of Docker and Kubernetes is a strong plus
- Excellent analytical, problem-solving, and communication skills
- Ability to work independently in a fast-paced, evolving AI/ML environment while mentoring junior team members
Education & Certifications
- Bachelor’s degree in Computer Science, Software Engineering, or a related technical field
- AWS or other relevant cloud certifications are preferred but not mandatory
Why Join Us?
- Work on cutting-edge AI and LLM platforms
- Collaborate with top-tier engineering and data science teams
- Opportunity to influence system architecture and technical direction
- Competitive compensation and career growth opportunities

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- Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience).
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Mentor To Go is an android and web based platform to help students improve their work readiness through self-learning sessions, personalised mentorship provided by mentor professionals from a range of careers, and work experience opportunities.
The technology platform implements functionalities such as: screening surveys of mentors and mentees, training content for mentors, matching through an algorithm, and mentorship through the delivery of structured activities.
The application technology architecture comprises of the following:
o a Python Django web application with NGinx and Gunicorn
o PostgreSQL database
o A React Android and Web app
o Rest APIs which interact between the Android app and the Django webserver
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We are looking for a backend software developer who is passionate about using web technologies to solve social problems and creating experiences that are elegant and effective. You will own the back end development of features of the Mentor To Go platform from conceptualisation through design and testing, working closely with other developers, the technical project manager, and the program operations team. You are user-centric, continuously demonstrate strategic & analytical abilities, and are laser focused on executing at speed. You must have the ability to succeed in a fast paced environment, where success is dependent on your ability to collaborate with cross-functional team members in a positive, productive, and transparent way.
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- Bachelor’s degree in engineering preferably CS or related discipline
- 3+ years experience working in Unix/Linux environments building web and mobile applications
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- 5+ years of overall relevant work experience
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About Mentor Together
https://mentortogether.org/">Mentor Together is India’s first and largest youth mentoring non-profit organization with a mission to facilitate empowering mentoring relationships and networks that help young people break the inequalities of opportunity and actualise their potential.
http://bit.ly/mentortogo">Mentor To Go is the world’s first mobile mentoring platform created by Mentor Together with the support of Cisco India, LinkedIn Social Impact, British Telecom and Sterlite Technologies.









