
- Expert in Python. Comfortable with Web frameworks, such as Flask or Django
- Familiarity with Object Relational Mapping Libraries and ability to Integrate with Multiple Data Sources into One System
- Understanding of Limitations of Python and Multi Process Architecture. Understanding of Design Principles of Scalable Application
- Has familiarity with data frameworks in Python - Pandas or
- Good object-oriented design skills and knowledge of design
- Knowledge of key-value stores, caching, search, messaging queues
- Minimum 5 years of experience in the above

Similar jobs
Strong Backend Engineer Profiles
Mandatory (Experience 1) – Must have 2+ years of hands-on Backend Engineering experience building production-grade systems in a B2B SaaS or product environment
Mandatory (Experience 2) – Must have strong backend development experience using at least one backend framework such as FastAPI / Django (Python), Spring (Java), or Express (Node.js)
Mandatory (Experience 3) – Must have a solid understanding of backend fundamentals, including API development, service-oriented architecture, data structures, algorithms, and clean coding practices
Mandatory (Experience 4) – Must have strong experience working with databases (SQL and/or NoSQL), including efficient data modeling and query optimization
Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs and backend services, including integrations with external systems (CRMs, payment gateways, ERPs, data platforms, etc.)
Mandatory (Experience 6) – Must have experience working in cloud-based environments (AWS / GCP / Azure) and be familiar with Git-based collaborative development workflows
Mandatory (Domain) – Experience with financial systems, billing platforms, fintech applications, or SaaS revenue-related workflows is highly preferred
Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)
Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D
Job Title: Backend Engineer – Python (AI Backend)
Location: Bangalore, India
Experience: 1–2 Years
Job Description
We are looking for a Backend Engineer with strong Python skills and hands-on exposure to AI-based applications. The candidate will be responsible for developing scalable backend services and supporting AI-powered systems such as LLM integrations, AI agents, and RAG pipelines.
Key Responsibilities
- Develop and maintain backend services using Python (FastAPI preferred)
- Build and manage RESTful APIs for frontend and AI integrations
- Support development of AI-driven features (LLMs, RAG systems, AI agents)
- Design and maintain both monolithic and microservices architectures
- Optimize database performance and backend scalability
- Work with DevOps for Docker-based deployments
Required Skills
- Strong experience in Python backend development
- Hands-on experience with FastAPI / Django / Flask
- Knowledge of REST APIs and microservices
- Experience with AI applications (LLM usage, prompt engineering basics)
- Database knowledge: MongoDB, PostgreSQL or MySQL
- Experience with Docker and basic cloud platforms (AWS/GCP/Azure)
- Hands-on experience with Redis for caching and in-memory storage
Good to Have
- Experience integrating payment gateways (Razorpay, Stripe, PayU, etc.)
- Exposure to event-driven architectures using RabbitMQ, Kafka, or Redis Streams
- Kubernetes
- Understanding of model fine-tuning concepts
We are looking Python intern/developer role. We are looking for candidates who are strong in core Python skills, able to work independently, and strong in developing logic.
Engineering Manager – Backend
Opportunity in this role / Why should you join us?
Series D funded supply chain startup.
Requirements
- Software engineering experience of greater than or equal to 7 years
- Experience managing a technical team of at least 3 people
- Exposure to consumer facing products
- Strong technical background and ability to contribute to design and review
- Familiarity with our tech stack or an analogous tech stack
Technologies Used
- Web application frameworks : Ktor, Spring Boot, Ruby on Rails, Node.js, Java Play, AWS Lambda
- Languages : Kotlin, Java, Ruby, Javascript, Python
- Datastores : PostgreSQL, Aerospike, Redis, DynamoDB, Amazon Redshift
- Communication : HTTP, Amazon SQS, Sidekiq, Amazon SNS
- Server management : Amazon ECS, Docker
- Design frameworks : Domain Driven Design, Clean Architecture, Layered Architecture
Roles and Responsibilities
This role requires a person to drive the engineering of a set of products by aligning with business and product
stakeholders and building and upskilling a team to aid in this. The responsibilities include:
Business and product alignment and planning
- Work closely with business and product stakeholders to understand and align with product initiatives and iterations.
- Help shape the engineering requirement by aligning with the product manager and fleshing out concepts and user flows.
- Formalize business requirements into roadmaps and sprints.
- Product and system development
- Drive high level modeling and design for projects, also focusing on non-functional aspects, including but not limited to database design, communication protocols, deployment systems, etc.
- Drive adoption of design frameworks like domain driven design, clean architecture, etc., resulting in a robust layered architecture.
- Drive good code review practices, using the review process as a mentoring tool to upskill people.
- Ensure test coverage of systems, partly through unit and integration testing, and partly through blackbox testing by collaborating with the Quality Assurance team, via good testing practices.
- Project Management
- Drive the execution of the project by delegating tasks effectively.
- Resolve blockers through technical expertise, negotiation and delegation.
- Estimate timelines and ensure adherence to them through effective sync-ups and course corrections.
- Maintenance
- Formulate SLAs and oversee their adherence for the various systems, effectively tracking issues and performance inefficiencies.
- Performance monitoring and optimization for systems.
- Drive technical re-design, remodeling and refactoring of systems for robustness and sustainability.
- Team Management
- Typically manage a team of 3 - 6 members and a portfolio of 3 - 6 products.
- Do periodic assessment of reportees, chart their career growth paths and train them.
- Recruit members into the team by collaborating effectively with the recruitment team.
Product Overview
You will be contributing to products concerning both customers and partner drivers. Product sectors
include:
- Growth : You’ll build tools to help boost user growth on the platform including our industry bestdriver on-boarding, training and certification system, referral system, and lead managementmmodels.
- Lifecycle Management : Build tools to help users engage with the platform better, which includes rewards and recognition module, subscription service, account management tools, partner and customer wallets and payout modules, and churn detection systems among others.
- Transaction Experience : You’ll help deliver the most delightful booking experience to our customers and drivers. As part of this team, you’ll be responsible for our core booking system, pricing and payment systems, location tracking and filtering services, fraud prevention systems, and in-app ticketing and support among others.
- Fulfilment : As part of the fulfilment team, you’ll work on systems which ensure high degree of ride fulfilment on the platform. Tools including allocation methodologies and system, dynamic pricing, dynamic partner routing, and partner re-activation tools among others.
- Enterprise Solutions : You’ll help Porter’s enterprise customers achieve delivery excellence. You’ll build tools for contract management, fleet management, fleet and route optimisation tools, alerting and monitoring tools, and analytics suite among others.
Your Responsibilities :
1) Building highly scalable and secured applications/microservices and responsive APIs
2) Assessing the security risks associated with the platform architecture and suggesting/implementing suitable changes for the same.
3) Architect and implement back-end services to support our mobile and web clients.
4) Creating and implementing database schemas that represent and support business processes.
5) Use best software development practices and processes including unit testing, code reviews, and site monitoring post deployment.
6) Continue to research and evaluate new technologies that may improve performance and elegance of our software implementation.
7) Explore and Integrate third-party APIs when required for the project.
8) Work closely with the rest of the team to bring our features into production.
Your skills :
- Hands-on experience in Django Framework.
- Strong Knowledge of Python.
- Strong Knowledge of MVC design pattern and object oriented programming concepts.
- Strong knowledge of RDBMS like Postgresql and Database schema design.
- Experience in developing robust and secure RESTful web API and microservices using Django/Python.
- Experience in Test Driven Development.
- Experience in handling No-SQL MongoDB or similar.
- Hands-on experience in GitHub.
- Experience in CI, CD tools like jenkins.
- Experience in managing cloud-based web applications on Amazon Web Services or Google Cloud.
- You love code and up for the challenge!
For this role we expect you to have 3+ years of experience in Backend development. You should have strong command
of Python, REST and Flask/Django along with some experience in GIT is nice to have. If you have knowledge about client
side languages like JS, ReactJS and experience in API design and development, it is a huge plus.
You should be knowledgeable about programming languages, operating systems, networks, databases and SQL,
algorithms, architecture, code design and design patterns
Knowlarity Communications is India's largest cloud-based solutions provider. Our virtual phone system and enterprise solutions help make your business reliable and intelligent. With the capability to process over a million calls an hour, Knowlarity is a trusted brand for more than 8000 companies worldwide, SMBs as well as enterprises. We are funded by Sequoia Capital and Mayfield, headquartered in Singapore and have offices in Gurgaon, Mumbai, Bangalore, Dubai and the Philippines. Knowlarity solves business problems by making telephony intelligent and reliable in real time over the cloud, for Enterprises.
Must Have:
Languages : C, Python
DataBase: MySQL, PostgreSQL
Tools: Git
Operating System: Linux
Protocols: SIP, RTP, WebRTC
Good to have:
Languages : AWS, GCP, Azure (Cloud services)
Tools: FreeSWITCH, Asterisk, OpenSIP
We offer:
- A competitive salary and extensive social benefits
- Opportunity to be part of a team that invented and dominates the emerging market in the cloud telephony industry.
- Massive opportunities for growth.
- Work from a prime location - easy accessibility from both Gurgaon and Delhi.
- Work-life balance and support for career development.
- An amazing life inside the Knowlarity! Want to know more about it
Then let's stay connected!
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