
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

Similar jobs
🚀 We’re Hiring: Senior Python Backend Developer 🚀
📍 Location: Baner, Pune (Work from Office)
💰 Compensation: ₹6 LPA
🕑 Experience Required: Minimum 2 years as a Python Backend Developer
About Us
Foto Owl AI is a fast-growing product-based company headquartered in Baner, Pune.
We specialize in:
⚡ Hyper-personalized fan engagement
🤖 AI-powered real-time photo sharing
📸 Advanced media asset management
What You’ll Do
As a Senior Python Backend Developer, you’ll play a key role in designing, building, and deploying scalable backend systems that power our cutting-edge platforms.
Architect and develop complex, secure, and scalable backend services
Build and maintain APIs & data pipelines for web, mobile, and AI-driven platforms
Optimize SQL & NoSQL databases for high performance
Manage AWS infrastructure (EC2, S3, RDS, Lambda, CloudWatch, etc.)
Implement observability, monitoring, and security best practices
Collaborate cross-functionally with product & AI teams
Mentor junior developers and conduct code reviews
Troubleshoot and resolve production issues with efficiency
What We’re Looking For
✅ Strong expertise in Python backend development
✅ Solid knowledge of Data Structures & Algorithms
✅ Hands-on experience with SQL (PostgreSQL/MySQL) and NoSQL (MongoDB, Redis, etc.)
✅ Proficiency in RESTful APIs & Microservice design
✅ Knowledge of Docker, Kubernetes, and cloud-native systems
✅ Experience managing AWS-based deployments
Why Join Us?
At Foto Owl AI, you’ll be part of a passionate team building world-class media tech products used in sports, events, and fan engagement platforms. If you love scalable backend systems, real-time challenges, and AI-driven products, this is the place for you.
● Learning new things, asking questions
● Analyzing user feedback with the team to learn on what to build
● Iterating on feedback to continuously improve features
● Building APIs and microservices for a system that can scale to millions of emails per
month
● Working closely with our product designers and frontend developers to provide a
delightful user experience
● TDD to make sure all features work as intended
Qualifications:
● B.Sc. in Computer Science or a related field, or equivalent experience
● 2+ years experience working as a software engineer
● Proficiency in Ruby / Rails or equivalent web development language/framework
● Strong in SQL and relational database such as PostgreSQL
What are the Key Responsibilities:
- Responsibilities include writing and testing code, debugging programs, and integrating applications with third-party web services.
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Improve functionality of existing systems
- Implement security and data protection solutions
- Assess and prioritize feature requests
- Creates customized applications for smaller tasks to enhance website capability based on business needs
- Ensures web pages are functional across different browser types; conducts tests to verify user functionality
- Verifies compliance with accessibility standards
- Assists in resolving moderately complex production support problems
What are we looking for:
- 3+ Years of work experience as a Python Developer
- Expertise in at least one popular Python framework: Django
- Knowledge of NoSQL databases (Elastic search, MongoDB)
- Familiarity with front-end technologies like JavaScript, HTML5, and CSS3
- Familiarity with Apache Kafka will give you an edge over others
- Good understanding of the operating system and networking concepts
- Good analytical and troubleshooting skills
- Graduation/Post Graduation in Computer Science / IT / Software Engineering
- Decent verbal and written communication skills to communicate with customers, support personnel, and management
Clinical Trials are the biggest bottleneck in bringing new drugs, devices, and vaccines to patients. On average, getting a new drug through the trial process takes nearly a decade and frequently costs $1B+. To make it worse, the process is inflicted with a great number of transparency issues. We are aiming to solve this through technology and platformization of clinical trials. We develop and offer next-generation technology platforms to pharmaceutical and biotech companies for running their clinical trials by integrating the entire process in an end-to-end workflow. Since Day 1, our vision is to make clinical trials faster, seamless, accessible to patients, and more transparent. We are driven by our technology-first approach to reduce inefficiency and increase patient-centricity in Clinical Trials. Founded by IIT Roorkee Alumni, Triomics is backed by top investors such as Y Combinator, Nexus Venture Partners, and General Catalyst.
Responsibilities:
1. Writing clean, modular, scalable, and reusable code with well-maintained documentation.
2. Working closely with the founding team to come up with product implementation architecture.
3. Designing and Implementing APIs while closely collaborating with front-end developers.
4. Implementing a stable and automated DevOps pipeline with state-of-the-art cloud services.
5. Developing database schemas and routinely evaluating them as per product requirements.
6. Maintaining a high coverage of testing by implementing Unit as well as Integration tests.
Tech Stack:
Our tech stack includes Python, Django, PostgreSQL for the backend, and ReactJS for the frontend.
We also use Celery and Redis for scheduling and multiple AWS services combined with docker for
deployment.
Requirements:
1. Bachelors in Computer Science or related field with 1-6 years of experience
2. Have implemented and deployed at least 1 or 2 production-level applications in the past.
3. Strong experience with Python (Django) as well as REST APIs.
4. Comfortable working with SQL Databases (Preferably PostgreSQL)
5. Experience with DevOps - Docker or Kubernetes, CI/CD pipelines, and AWS.
6. Prior experience of working in an early-stage startup environment is a plus.
Benefits:
1. Competitive CTC: 10-30% hike in the fixed component from your last or current salary +
ESOPs ( 10 - 25L)
2. Rent-Free accommodation in Gurugram
3. Flexible paid time off for full-time employees & paid leave for new parents
- Participating in design discussions, documentation, and development with the team as needed.
- Reporting to team lead/ manager on daily activities planned, expected deliverables, and reports as defined for the project.
- Participating in requirement gatherings as required.
What you need to have:
- Backend Developer with 3+ yrs of experience
- You have spent at least 2 yrs in a solid back end role.
- Javascript, Typescript, NodeJS
- Client-server architecture
- OOP concepts, including design patterns
- Understanding of RDBMS (MySQL, Postgresql)
- Understanding of REST API
- Familiarity with frameworks such as ExpressJs, NestJs
- Knowledge of TDD frameworks mocha, chai, jest, etc
- Knowledge of AWS (Lambda, RDS, EC2, SQS, S3, ECS, etc)
- Attention to detail
- Excellent communication skills
- Flexible and focussed on solutions
- Organized and self-sufficient
- Prioritize learning and growth
- Enjoy working with a team
- You've prior experience in fintech
- You've had experience taking a problem to a product solution (module/ product)
- Prior experience working with startups and understand the fast-paced, dynamic nature of work.
- You're based in Bangalore, India
● Integration of user-facing elements developed by front-end developers with server-side logic.
● Writing reusable, testable, and efficient code.
● Design and implementation of low-latency, high-availability, and performant applications.
● Implementation of security and data protection.
● Integration of data storage solutions.
● Familiar with Graphql, REST APIs, MongoDB, SQL, NoSQL, AWS services, Firebase. (Knowledge of web sockets is optional)
4 to 5 years exp,
API building for apps,
Knowledge of retrofit, AWS
About NetElixir:
NetElixir is a global digital marketing firm headquartered in Princeton, NJ. With a common goal of helping our customers and challenging ourselves to think differently, we face challenges and tackle them together as a team. We are a close-knit group of imaginative and friendly industry experts who bring our unique passions and personalities together to find creative solutions that drive results.
With offices in the US and India, NetElixir works persistently gathering, evaluating, computing, and formulating raw data and turning it into actionable insights for our customers. We work consistently to develop new technology that will improve and facilitate digital marketing efforts across the globe.
Role: Python Developer
Experience: 3 -5 Years
Company Website: http://www.netelixir.com/">www.netelixir.com
Job Description:
Your responsibilities will include understanding the needs, gathering and prioritizing requirements, and working with our software development teams to design, develop and deliver new features.
- 3-5 years of experience in building web applications and product development using Python
● Experience in Python Backend development, microservice API development using Flask and/or Django
● Experience in SQL and No SQL databases
● Experience in AWS cloud services
● Working knowledge in Unit testing with pytest, Git (versioning, branching, etc..), CI-CD
● Collaboration with technical teams and product stakeholders to ensure design and
implementation is aligned with business requirements
● Perform design and code reviews to ensure products meet our quality standards
● Assist in the education and development of junior team members to ensure progression and
improvement.
● Good hands-on experience in debugging application issues
● Work experience in developing and deploying AI/ML models (additional advantage)
● Exposure to Digital Marketing Domain (additional advantage)
Our client is a decade-old software development company, that offers its clients a wide range of customized web, mobile, and eCommerce tools and software. They are known to use advanced languages and platforms used to build reliable, secure, and scalable solutions for their business clients as well as individual customers. Their disruptive craftsmanship and strategy help in high-performance growth and allows customers to transform digitally and competitively.
Their products are being used by most of the banks and NBFCs in India, apart from clients from other industries. The founder is an IIM and MDI alumni and has experience of more than 13 years in business and strategic roles in MNCs. The company has been accredited by the government as a premier IT company, committed to quality and driven by customer success.
- Understanding and implementing security and data protection
- Managing both front-end and back-end web development requirements from a consumer.
- Taking full responsibility for task/ project execution
- Handling Payment Gateway integration and ecommerce development concepts
- Prioritizing own work and respect deadlines
What you need to have:
- Excellent skills in PHP Laravel
- Strong object-oriented programming skills
- General knowledge of both front-end and back-end web development from a consumer.
- Databases (more than one is desirable) MySQL, PostGRE, MongoDB
- Experience in Payment Gateway integration and ecommerce development concepts
- Should know about child theme and its structure.
- Proficient in CSS3/ HTML5
- Should know about source version control like git or svn etc.
- Familiar with AWS & Linux command line will be added advantage.
- Must be a team player with good communications
- Ability to solve problems quickly and efficiently
- Great aptitude and attitude towards learning
- Ability to prioritize own work and respect deadlines








