Python Developer at Codezen Tech Solutions · Mumbai, Navi Mumbai, Raipur · 3 - 5 years · ₹7L - ₹15L / yr · Profitable · Posted 5 May 2025
Responsibilities and Duties:
- Expert in Python, with knowledge of Python web framework - Django
- Familiarity with backend automated testing tools and frameworks
- Experience with backend/API development
- Architect, develop and maintain backend libraries/codebase, database & server.
- Develop object-oriented software, with mastery of one or more relevant languages (Django).
- Evaluate competitive and innovative products and design approaches to identify best practices and encourage innovation.
- Understanding the requirement of a client, document the scope and chart out a plan of implementing the scope
- Work with design team to give inputs related to the wire-frames and then the design along with incorporating Client Feedback
- Explore the difference between B2B and B2C projects before implementing the code
- Work in teams of 2-3 on various projects as per the requirement using git as version control
- Having good knowledge of APIs creation and database architecture
- Good Grasp in respective technology (Django)
- Documenting the process and main functions along the developing process
- Design and develop highly scalable, highly available, reliable, secure, and fault-tolerant systems with minimal guidance for one of the fastest-growing companies in India.
Required Experience, Skills and Qualifications:
- 3-5 years of experience required
- Strong hand on Django-Python
- Excellent knowledge of using the Git version control system and deployment via Git.
- You have creative visualization, critical thinking, deductive & pragmatic reasoning and can think out-of-the-box
- Ability to quickly adapt & independently work in a fast-paced Agile environment with minimum supervision.
- A self-starter with demonstrated ability to take initiative, who can proactively identify issues/opportunities and recommend action.

About Codezen Tech Solutions
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We are looking for an exceptional Python Backend Developer to join our engineering team. You will be responsible for managing the interchange of data between the server and the users, developing server-side logic, and ensuring high performance and responsiveness to requests from the front end. The ideal candidate must have a rock-solid foundation in core computer science concepts, specifically Object-Oriented Programming (OOP) and Data Structures and Algorithms (DSA), to design and implement highly scalable and optimised backend systems.
Responsibilities:
- Design, build, and maintain efficient, reusable, and reliable Python code.
- Develop robust, highly scalable, and low-latency backend architectures and APIs.
- Apply strong OOPS principles to build modular and maintainable software systems.
- Utilise advanced Data Structures and Algorithms (DSA) to solve complex computational problems and optimise application performance.
- Integrate user-facing elements developed by front-end developers with server-side logic.
- Implement security and data protection measures.
- Identify bottlenecks, troubleshoot bugs, and devise elegant solutions to mitigate these issues.
- Collaborate cross-functionally with product managers, front-end developers, and QA engineers to deliver high-quality features.
Requirements:
- Core Python: Strong proficiency in Python programming with a deep understanding of its quirks, ecosystem, and best practices.
- OOPs Expertise: Excellent command over Object-Oriented Programming concepts (Inheritance, Polymorphism, Encapsulation, Abstraction) and design patterns.
- DSA Proficiency: Strong problem-solving skills with a deep understanding of Data Structures (Arrays, Trees, Graphs, Hash Tables, etc. ) and Algorithms (Sorting, Searching, Dynamic Programming, etc. ).
- Frameworks: Hands-on experience with popular Python web frameworks such as Django, FastAPI, or Flask.
- Database Management: Solid understanding of relational databases (e. g., PostgreSQL, MySQL) and ORM (Object-Relational Mapper) libraries.
- API Development: Experience in designing and developing RESTful APIs.
- Version Control: Proficient understanding of code versioning tools, such as Git.
- Clean Code: A strong commitment to writing clean, readable, and properly documented code.
Good to Have (Optional):
- Experience with NoSQL databases (e. g., MongoDB, Redis).
- Familiarity with cloud platforms (AWS, GCP, or Azure) and containerization tools (Docker, Kubernetes).
- Knowledge of asynchronous programming in Python (asyncio).
About the Company
Fluxsolve Technovations Private Limited (incorporated 2023) builds Fuse-OS — an AI-powered Insurance Distribution Operating System. Fuse-OS is a unified enterprise platform that orchestrates people, processes, and insurance ecosystems across the distribution chain, from lead generation and policy issuance through servicing, reconciliation, payouts, compliance, and business intelligence.
Unlike traditional policy administration tools or point-solution workflow software, Fuse-OS serves insurers, brokers, corporate agents, aggregators, NBFCs, banks, automotive finance companies, OEMs, and dealer networks through three flagship platforms: Insurance Distribution Management, Revenue & Reporting Management, and Embedded & Group Products Management. The platform is cloud-native and AI-native, multi-tenant and modular, with enterprise security controls, configurable business rules, and integration-ready architecture.
About the Founders
Pankaj Sharma — Co-Founder & CEO. IIT Roorkee (B.Tech ECE). Leadership experience across insurance distribution and strategy, including roles at Angel One, Liberty General Insurance, Pasarpolis Indonesia, HDFC ERGO, and Coverfox, along with prior founding experience.
Prenit Wankhede — Co-Founder & CTO. IIT Kanpur (B.Tech + M.Tech EE). Engineering leadership across insurance technology and financial services, including roles at Liberty General Insurance, Morgan Stanley, and Coverfox, along with prior founding experience as CTO.
Role Summary
We are hiring Backend Developers with a full-stack orientation to help build and maintain Fuse-OS. You will primarily work with Python and Django, contribute to APIs and backend services, and comfortably support light frontend work using HTML, JavaScript, jQuery, and CSS. You will learn from senior engineers while delivering reliable features in a multi-tenant SaaS environment.
Key Responsibilities
· Develop and maintain backend features using Python and Django
· Build and enhance REST APIs, data models, business logic, and admin tooling
· Work with relational databases (PostgreSQL) and background job processing patterns
· Support full-stack contributions using HTML, JavaScript, jQuery, and CSS where needed
· Write clean, testable code; participate in code reviews and follow team engineering standards
· Debug issues across application, data, and service layers with guidance from senior engineers
· Collaborate with frontend, QA, and product/delivery stakeholders on requirements and delivery quality
· Contribute to technical documentation and knowledge sharing within the team
Required Skills & Qualifications
· Hands-on experience with Python and Django (academic projects, internships, or professional work)
· Working knowledge of PostgreSQL / relational data modeling and ORM usage
· Comfort with Git, Linux basics, and debugging application behavior from logs
· Frontend familiarity for full-stack contribution: HTML, JavaScript, jQuery, and CSS
· Ability to read existing codebases, follow established patterns, and deliver incremental improvements
· Strong analytical problem-solving skills and attention to detail
· Good written and verbal communication
Preferred / Nice to Have
· Familiarity with browser automation using Selenium and Python (big plus)
· Exposure to Celery/Redis, Django REST Framework, or common data-processing libraries
· Basic AWS familiarity (e.g., compute, storage, monitoring) — optional but good to have
· Experience with SaaS products, multi-tenant applications, or enterprise web systems
Domain Preference
Familiarity with the insurance industry and InsurTech is preferred but not mandatory. Strong engineering fundamentals and willingness to learn the domain matter more.
What We Offer
· Opportunity to build a category-defining Insurance Distribution Operating System (Fuse-OS)
· Work on modern multi-tenant SaaS architecture with meaningful ownership and mentoring
· Collaborative product and engineering culture focused on quality and customer outcomes
· Exposure to enterprise SaaS, AI-enabled workflows, and large-scale operational systems
· Growth path with clear impact on product and customers
Sr Backend Developer (Full Stack – Python / Django)
Preference: Please apply only if you are an IIT/NIT graduate and have strong hands-on experience in full-stack development with Python & Django.
Insurance/InsurTech experience is preferred. Strong engineering fundamentals and a willingness to learn the domain are more important.
Office location – Bangalore
Work mode – Onsite
Working Days – 5 days a week
Budget - 12-15 LPA
Work Experience - 2-5 years
Role Summary
We’re hiring Sr Backend Developers with strong full-stack Django expertise to own backend workstreams end-to-end and contribute to frontend development when needed. Hands-on Python/Django experience is essential.
(HTML, JavaScript, jQuery, CSS).
Key Responsibilities
Design, build, and maintain scalable backend services and APIs for Fuse-OS
Own medium-to-complex workstreams end-to-end: data models, APIs, background jobs, and light UI
wiring
Improve reliability, performance, observability, and maintainability of production systems
Apply sound engineering practices for multi-tenant SaaS (security, permissions, data isolation)
Collaborate closely with frontend, QA, and product/delivery to ship high-quality releases
Mentor other backend engineers through design discussions, pairing, and code reviews
Participate in architecture discussions and help evolve platform technical standards
Support production troubleshooting and continuous improvement of engineering quality
Required Skills & Qualifications
Solid experience with Django REST Framework, asynchronous job processing (e.g., Celery), Redis, and
PostgreSQL
Proven ability to design data models, write migrations, and ship maintainable APIs
Full-stack capability: HTML, JavaScript, jQuery, and CSS sufficient to complete UI wiring without blocking
frontend
Strong debugging skills across application, database, and background-job layers
Experience collaborating in Agile teams with clear quality standards and delivery cadence
Preferred / Nice to Have
Hands-on Selenium automation experience with Python (big plus)
AWS familiarity (compute, storage, messaging, monitoring, IAM basics) — optional but strongly preferred
Experience with multi-tenant architectures, containers, and production SaaS operations
Exposure to document/data processing pipelines, reconciliation-style systems, or enterprise integrations
Awareness of application security, RBAC, auditability, and privacy-by-design practices
Interest in AI-assisted product workflows and intelligent automation
What We Offer
Opportunity to build a category-defining Insurance Distribution Operating System (Fuse-OS)
Work on modern multi-tenant SaaS architecture with meaningful ownership and mentoring
Collaborative product and engineering culture focused on quality and customer outcomes
Exposure to enterprise SaaS, AI-enabled workflows, and large-scale operational systems
We are hiring a Python Django Developer to build robust backend services and APIs that power our products. You will own features from design through deployment.
Responsibilities
- Develop and maintain web applications and APIs using Django and Django REST Framework
- Build high-performance microservices with FastAPI or Flask where suitable
- Implement asynchronous and background processing with Celery
- Design and optimise PostgreSQL schemas and queries
- Write unit and integration tests and keep code quality high
- Work with frontend and product teams to deliver features on time
Requirements
- 1+ years of professional experience with Django
- Solid understanding of REST API design and authentication
- Experience with PostgreSQL or another relational database
- Familiarity with Celery, caching and task queues
- Comfortable with Git, Linux and agile workflows
About NonStop io Technologies
NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment.
Brief Description
We are looking for a passionate and experienced Backend Engineer (Python) to join our engineering team. The ideal candidate will have strong expertise in backend development, API design, scalable application architecture, and SaaS applications, along with exposure to data processing, ETL workflows, and data integration. Familiarity with React and frontend technologies is an added advantage.
You will collaborate with cross-functional teams to build, enhance, and maintain robust, secure, and high-performance applications while contributing to backend services, data workflows, and cloud-based systems.
Roles and Responsibilities
- Design, develop, and maintain scalable and high-performance web applications and backend services.
- Develop secure, efficient, and reliable backend services and RESTful APIs using Python.(Django/Flask)
- Design and implement scalable microservices and distributed application components.
- Collaborate with frontend engineers and contribute to React-based features or integrations when required.
- Develop, maintain, and support ETL/data processing workflows for extracting, transforming, and loading data across systems.
- Build Python-based data processing scripts, services, and integrations to support application and business requirements.
- Work with relational databases to support data extraction, transformation, validation, and loading processes.
- Collaborate with data and engineering teams to improve data quality, reliability, and processing efficiency.
- Work closely with product managers, designers, QA engineers, DevOps, data engineers, and other stakeholders to deliver high-quality features.
- Write clean, maintainable, reusable, and testable code following software engineering best practices.
- Participate in code reviews and contribute to coding standards, engineering practices, and technical improvements.
- Optimize applications, APIs, databases, ETL processes, and backend services for performance, reliability, and scalability.
- Troubleshoot, diagnose, and resolve application, data processing, and production issues.
- Contribute to system architecture, technical design decisions, and continuous improvement initiatives.
- Develop and maintain automated tests to ensure application quality and reliability.
- Collaborate with DevOps teams to support CI/CD pipelines, containerized deployments, cloud-based applications, and deployment automation.
- Monitor and support backend services and data workflows in development, staging, and production environments
Requirements
- 3 to 6 years of professional experience in Backend Development using Python.
- Strong hands-on experience with Python backend frameworks such as Django and Flask.
- Experience building and supporting SaaS applications, with exposure to microservices, caching, pub-sub, messaging technologies, RESTful APIs, and distributed systems.
- Exposure to ETL processes, data pipelines, data integration, or data processing using Python. (Preferred)
- Understanding of ETL concepts such as data extraction, transformation, validation, loading, and data quality.(Preferred)
- Experience working with relational databases, preferably PostgreSQL, for application development and/or data processing workflows.
- Strong understanding of databases such as PostgreSQL, MySQL, MongoDB, or SQL Server.
- Familiarity with frontend technologies, particularly React, is an advantage.
- Experience with version control systems such as Git.
- Exposure to technologies such as Kafka, Redis, Elasticsearch, Redshift, Nginx, and GraphQL is a plus.
- Exposure to data technologies or tools such as Airflow, Pandas, SQLAlchemy, Spark, or similar data processing frameworks is a plus.
- Strong foundation in computer science, including data structures, algorithms, object-oriented programming, and software design principles.
- Familiarity with CI/CD pipelines and tools such as Jenkins.
- Good understanding of cloud platforms such as AWS, Azure, or GCP.
- Strong understanding of software design principles, scalable application architecture, and data structures.
- Experience with containerization technologies such as Docker.
- Knowledge of automated testing frameworks and best practices.
- Experience working in Agile/Scrum environments.
- Strong problem-solving, analytical, communication, and collaboration skills.
Why Join Us?
- Opportunity to work on a cutting-edge healthcare product
- A collaborative and learning-driven environment
- Exposure to AI and software engineering innovations
- Excellent work ethic and culture
If you're passionate about technology and want to work on impactful projects, we'd love to hear from you!
We are looking for a Python Backend Developer to design, build, and maintain scalable backend services and APIs. The role involves working with modern Python frameworks, databases (SQL and NoSQL), and building well-tested, production-grade systems.
You will collaborate closely with frontend developers, AI/ML engineers, and system architects to deliver reliable and high-performance backend solutions.
Key Responsibilities
- Design, develop, and maintain backend services using Python
- Build and maintain RESTful APIs using FastAPI
- Design efficient data models and queries using MongoDB and SQL databases (PostgreSQL/MySQL)
- Ensure high performance, security, and scalability of backend systems
- Write unit tests, integration tests, and API tests to ensure code reliability
- Debug, troubleshoot, and resolve production issues
- Follow clean code practices, documentation, and version control workflows
- Participate in code reviews and contribute to technical discussions
- Work closely with cross-functional teams to translate requirements into technical solutions
Required Skills & Qualifications
Technical Skills
- Strong proficiency in Python
- Hands-on experience with FastAPI
- Experience with MongoDB (schema design, indexing, aggregation)
- Solid understanding of SQL databases and relational data modelling
- Experience writing and maintaining automated tests
- Unit testing (e.g., pytest)
- API testing
- Understanding of REST API design principles
- Familiarity with Git and collaborative development workflows
Good to Have
- Experience with async programming in Python (async/await)
- Knowledge of ORMs/ODMs (SQLAlchemy, Tortoise, Motor, etc.)
- Basic understanding of authentication & authorisation (JWT, OAuth)
- Exposure to Docker / containerised environments
- Experience working in Agile/Scrum teams
What We Value
- Strong problem-solving and debugging skills
- Attention to detail and commitment to quality
- Ability to write testable, maintainable, and well-documented code
- Ownership mindset and willingness to learn
- Teamwork
What We Offer
- Opportunity to work on real-world, production systems
- Technically challenging problems and ownership of components
- Collaborative engineering culture
We’re building financial data systems that power real business decisions — and we need someone who knows how to make Django, PostgreSQL, Celery, and APIs play nicely at scale.
You know what clean, reliable backend systems look like — because you’ve built them. You’ve handled authentication quirks, rate limits, and webhooks; you build code that’s maintainable, performant, and correct.
If you’re curious about financial data, transactions, and KPIs, and enjoy turning numbers into insight, this role is for you. (Experience with banking or accounting APIs is a big plus.)
What You’ll Do
- Build and maintain Django-based systems using Celery for async and scheduled tasks
- Integrate and manage data from multiple APIs (banking, accounting, analytics, etc.)
- Design and optimize internal APIs
- Improve reliability, scalability, and performance
- Collaborate closely with product and frontend engineers
Your Profile
You’re an experienced backend engineer who is strong in all core areas of modern Python development:
- Python, Django, Django REST Framework
- Celery and asynchronous / distributed task handling
- PostgreSQL and robust data modeling
- Docker and containerized deployment workflows
- Unit testing (pytest or equivalent) and maintainable test structures
- Git, CI/CD, and reliable deployment automation
- API integrations (REST, OAuth, webhooks)
- Caching strategies & background job handling (preferred Redis experience)
- Solid understanding of security, permissions, and performance optimization
You’ve already built or scaled production-grade systems and can take ownership from architecture to deployment.
Experience with fintech or data integration systems is an advantage.
How We Work
We’re a small, remote-first team that values ownership over micromanagement.
You’ll have freedom in how you work — what matters is your impact.
Our daily language is English.
About finban
We’re building a platform that helps businesses understand and manage their financial performance in real time by connecting and analyzing data from banking, accounting, and analytics systems.
If you’ve built or scaled production Django systems before and love clean architecture — we’d love to see your work.
We are looking for a skilled Python Developer to design, develop, and maintain robust backend systems. You will be responsible for building scalable web applications using the Flask micro-framework and managing high-performance NoSQL data storage with MongoDB. Your role involves creating RESTful APIs, optimizing database queries, and ensuring seamless integration between the backend logic and frontend components.
Key Responsibilities
- API Development: Design and implement scalable, secure RESTful APIs using Flask.
- Database Management: Architect and maintain MongoDB schemas; develop complex aggregation pipelines and optimize query performance.
- Backend Logic: Write clean, efficient, and testable Python code to handle server-side logic and data processing.
- Integration: Integrate third-party services and internal data sources using libraries like Requests or Flask-PyMongo.
- Performance Optimization: Identify and resolve bottlenecks in the application and database layers to ensure low latency.
- Testing & Security: Implement unit tests (using pytest or unittest) and follow security best practices (OAuth2, JWT, data encryption).
- Collaboration: Work closely with frontend developers to integrate user-facing elements and with DevOps to support deployment.
Required Technical Skills
CategoryRequirementsLanguageExpert-level Python (OOP, decorators, generators, and async programming).Frameworks Strong experience with Flask (routing, blueprints, middleware).DatabaseProficiency in MongoDB (BSON, indexing, sharding, and aggregation framework).ODMs/DriversExperience with PyMongo or MongoEngine.ArchitectureSolid understanding of RESTful API design and Microservices.Tools/DevOpsVersion control with Git; familiarity with Docker and CI/CD pipelines
Technical Expertise
• Proficiency in Node.js or Python – Hands-on experience with backend development frameworks
and best practices.
• Expertise in SQL/NoSQL Databases – Strong experience with MySQL, PostgreSQL, MongoDB, or
DynamoDB.
• ElasticSearch & API Development – Strong knowledge of REST APIs, ElasticSearch, and high-
availability system design.
• Cloud & DevOps – Hands-on experience with AWS, Kubernetes, Docker, and CI/CD pipelines.
• Data Structures & Algorithms – Strong command over data structures, algorithms, OOD, and
design patterns.
• Version Control & Deployment – Experience with Git, GitHub Actions, and other deployment
systems.
• High-Performance Systems – Implemented solutions that handle high availability, concurrency,
and low-latency requirements.

Core Responsibilities:
- Design, develop, and maintain backend services and APIs using Python or Golang.
- Write high-quality, testable, and maintainable code with a focus on performance and scalability.
- Implement automated tests and contribute to CI/CD pipelines.
- Collaborate with product, QA, and DevOps teams for end-to-end feature delivery.
- Troubleshoot production issues and provide timely resolutions.
- Participate in design and architecture discussions to improve system efficiency.
- Contribute to improving development processes, coding standards, and best practices.
Experience and Expertise:
- 1-2 years of experience in backend development with Python or Golang.
- Solid understanding of RESTful APIs, microservices, and distributed systems.
- Strong knowledge of data structures, algorithms, and OOPS principles.
- Hands-on experience with relational and/or NoSQL databases.
- Familiarity with Linux development, Docker, and basic cloud concepts (AWS/GCP/Azure).
- Proficiency with Git and version control workflows.
- Familiarity with AI-powered development tools or exposure to projects involving large language models (LLMs) is a plus.
Skills:
- Strong analytical and debugging skills with the ability to solve complex problems.
- Good communication and collaboration skills across teams.
- Ability to work independently with minimal supervision while being a strong team player.
- Growth mindset – eagerness to learn new technologies and improve continuously.





