
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 Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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Job Title : Senior Python Backend Developer
Experience Required : 5+ Years
Location : Gurgaon
Joining : Immediate Joiner Preferred
Employment Type : Full-Time
Job Summary :
We are looking for a highly skilled Senior Python Backend Developer with a minimum of 5 years of experience in Python and its modern web frameworks.
The ideal candidate will be responsible for developing scalable backend services, designing robust APIs, and ensuring optimal performance and security of backend systems.
Mandatory Skills : Python, Django, Flask, Streamlit, Starlette, REST API development, scalable backend services.
Key Responsibilities :
- Design, build, and maintain RESTful APIs and backend systems using Python.
- Work with frameworks such as Django, Flask, Streamlit, Starlette.
- Develop scalable and high-performance backend services.
- Collaborate with frontend developers and product teams to deliver seamless integrations.
- Write clean, maintainable, and testable code.
- Troubleshoot and resolve performance and scalability issues.
- Ensure code quality through automated testing and code reviews.
Required Skills :
- Minimum 5 years of backend development experience in Python.
- Strong expertise in Django, Flask, Streamlit, and/or Starlette.
- Proven experience with API design and development.
- Strong understanding of system architecture, data modeling, and scalability best practices.
- Familiarity with CI/CD pipelines, Docker, and cloud environments is a plus.
Nice to Have :
- Experience with async programming (e.g., using FastAPI, Starlette).
- Familiarity with PostgreSQL, MongoDB, or other relational/noSQL databases.
- Exposure to microservices architecture.
Strong Python Backend Engineer Profile with hands-on GenAI capabilities
Mandatory (Experience 1) – Must have 3+ years of experience in application development using Python (Django) with atleast 6 months of hands on experience building GenAI applications in production
Mandatory (Tech skill 1) – Must have strong proficiency in Python with a backend framework (Django, Flask or FastAPI) and developing/consuming RESTful APIs.
Mandatory (Tech skill 2) – Must have hands-on experience integrating LLMs (OpenAI GPT-4, Claude, Llama or similar) into production and orchestrating LLM workflows (LangGraph, LangChain)
Mandatory (Tech skill 3) – Must have experience building RAG pipelines using vector databases such as Pinecone or PGVector.
Mandatory (Tech skill 4) – Must have experience with relational databases (PostgreSQL, MySQL) and writing efficient, scalable queries.
Mandatory (Tech skill 5) – Must have a good understanding of software design principles, code modularity and version control (Git).
Mandatory (Education) – Must have a full-time B.E./B.Tech degree, with a minimum of 60% throughout (10th, 12th and B.E./B.Tech). Only B.E./B.Tech is considered; however, the 60% benchmark can be relaxed for candidates with strong technical skills (Kindly mention in resume)
Mandatory (Communication) – Must have good communication skills in both English and Hindi.
Mandatory (Company): IT services/IT consulting
About RapidClaims
RapidClaims is a leader in AI-driven revenue cycle management, transforming medical
coding and revenue operations with cutting-edge technology.
The company has raised $11 million in total funding from top investors, including Accel
and Together Fund.
Join us as we scale a cloud-native platform that runs transformer-based Large Language
Models rigorously fine-tuned on millions of clinical notes and claims every month. You’ll
engineer autonomous coding pipelines that parse ICD-10-CM, CPT® and HCPCS at
lightning speed, deliver reimbursement insights with sub-second latency and >99 %
accuracy, and tackle the deep-domain challenges that make clinical AI one of the
hardest—and most rewarding—problems in tech.
Engineering Manager- Job Overview
We are looking for an Engineering Manager who can lead a team of engineers while
staying deeply involved in technical decisions. This role requires a strong mix of people
leadership, system design expertise, and execution focus to deliver high-quality product
features at speed. You will work closely with Product and Leadership to translate
requirements into scalable technical solutions and build a high-performance engineering
culture.
Key Responsibilities:
● Lead, mentor, and grow a team of software engineers
● Drive end-to-end ownership of product features from design to deployment
● Work closely with Product to translate requirements into technical solutions
● Define architecture and ensure scalability, reliability, and performance
● Establish engineering best practices, code quality, and review standards
● Improve development velocity, sprint planning, and execution discipline
● Hire strong engineering talent and build a solid team
● Create a culture of accountability, ownership, and problem-solving
● Ensure timely releases without compromising quality
● Stay hands-on with critical technical decisions and reviews
.
Requirements:
● 5+ years of software engineering experience, with 2+ years in team leadership
● Strong experience in building and scaling backend systems and APIs
● Experience working in a product/startup environment
● Good understanding of system design, architecture, and databases
● Ability to manage engineers while remaining technically credible
● Strong problem-solving and decision-making skills
● Experience working closely with Product teams
● High ownership mindset and bias for action
Good to Have
● Experience in healthcare tech / automation / RPA / AI tools
● Experience building internal tools and workflow systems
● Exposure to cloud infrastructure (AWS/GCP/Azure)
At LambdaTest, We help developers and testers fix their applications across a combination of 2000+ browsers and Operating Systems by providing a complete cross-browser ecosystem on the cloud. As Backend Developer You will work with other Developers throughout the Software Development Life Cycle.
You will join a dynamic and fast-paced environment and work with cross-functional teams to design, build and roll out product that deliver the company’s vision and strategy.
What’s the Opportunity?
- As a hands-on engineering professional, you'll stay on top of the details and will be more focused on building a better, more efficient program and creating the best user experience and
- Support and collaborate with our service engineers in getting to the bottom of issues and come up with robust solutions.
- Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration.
- Participate in a culture of code reviews, writing tech specs, and collaborating closely with other people.
- Design distributed systems using micro services architecture would be plus.
- Implementing high performance and non-blocking systems to serve traffic heavy SaaS based product.
Requirements and qualifications-
- Bachelor's degree in Computer Science or equivalent combination of technical education with 2-4 Years of work experience.
- Experience with one or more general purpose programming languages, including but not limited to:Python, Golang, NodeJs
- A solid understanding of software construction
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product is an end-to-end S2P solution designed to transform procurement for product manufacturing
companies across industries. Our singular focus is to create a truly distinctive procurement platform that
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and driving bottom-line impact by unlocking savings potential.
FactWise received funding from a US-based VC, and we are currently deploying our MVP to initial clients.
With exciting sales conversations in advanced stages across Europe, US, and India markets, we have strong
relations with leading VC firms and a great journey ahead. Our core team has members from MIT,
Stanford, McKinsey, Amazon US, and we’d love to be joined by passionate, hardworking self-starters
looking to align their growth journey with ours.
Responsibilities:
As a member of the development group, you will be primarily responsible for the design, development,
and maintenance of the product:
• Help define and create full-stack architecture and deployment using React- Django-AWS in an
an agile environment with lots of ownership and active mentoring
• Work with the Product and Design teams to build new features to solve business problems and fill
business needs
• Participate in code reviews to create robust and maintainable code
• Work in an agile environment where quick iterations and good feedback are a way of life
• Interact with other stakeholders for requirements, design discussions, and for the adoption of new
features
• Communicate and coordinate with our support and professional services teams to solve customer
issues
• Help scale our platform as we expand our product across various markets and verticals globally
As a young, fresh startup, we are hoping to be joined by self-starting, hardworking, passionate individuals
who are committed to delivering their best, who can grow into future leaders of FactWise
- At TailNode, we are at the bleeding edge of this change.
- We conceptualize and develop products that are aimed to enable this transformation of the political architecture of the country.
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- We want to offer you a once-in-a-lifetime opportunity to be a part of this massive change and build new and exciting products with us.
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- Designing, building, and maintaining high performance, reusable, scalable and robust services and applications
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- Clear understanding of Data Structures and Algorithms.
- Ability to write well defined test cases using Minitest, RSpec or Unit testing framework.
- Experience in one of the following database technologies - MySQL, PostgreSQL, MongoDB, Cassandra.
- Proficiency in working with complex SQL queries.
- Knowledge of design patterns, architectural best practices.
- Familiarity with RESTful web services.
- Knowledge of version control tools like Git, SVN etc.
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Required Qualifications :
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Python, MySQL, NoSQL, Memcache, Bigquery, Microservices.
Responsibilities
As a backend developer, you would be responsible for building, scaling, and maintaining the multiple modules, encompassing - external integration, API management, building business and operation processes, designing and defining microservices, designing multi-input/output state machines
You will be given complete ownership of modules and processes. You will work with business, product, and UI teams to work on new features and products. You are expected to drive the services/modules to maximize its business impact and customer delight.
- Acumen for good, secure API design
- Write clear and effective API documentation
- Write/review test cases for code and process coverage
- Stickler for good, clear, secure coding, both oneself and team members by code review
- Reviewing designs, code, and processes from a system security standpoint
- Defining and building micro-services
- Building systems with positive business impact Tracking module health, usage, behavior tracking, measure and improve code and processes
Requirement
You will be working on multiple projects/modules. You are expected to write code to integrate - external providers, internal business and process tools, customer-facing applications, and partner-facing applications.
- At least 1-3 years of working experience in web services, preferably in Python
- Should have built and released APIs in production
- Experience working with RDBMS and NoSQL databases
- Designing thoughtful, extensible data models
- Knowledge of identifying, defining and building micro-services
- Working knowledge of GCS, AWS, Azure or any other cloud provider
- Aggressive problem diagnosis and creative problem-solving skills
- Good communication skills - written and spoken
Good to have
- Focus on constant improvement of developer experience
- Building or Working knowledge of CI/CD
- Basic know-how of front-end technologies like AngularJS/React
- Have worked on additional languages like Javascript/Ruby
Job Location - Bangalore
- 3-5 Years of experience in Backend Development.
- Must have experience in Python (FLASK framework).
- Have Deep understanding of how RESTful APIs work.
- Familiar with various design and architectural patterns that can work at scale.
- Sound knowledge of NoSQL/SQL Databases (Mongo DB preferred).
- Strong experience with at-Cloud technology, preferably AWS or GCP or Azure.
- Core experience in developing complex backend systems.
- Communicating complex technical concepts to both technical and non-technical audiences.
- Passionate about application scalability, availability, reliability, and security.










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