Python Developer at Wissen Technology · Mumbai · 7 - 10 years · Profitable · Posted 12 Jul 2024

Greetings!
Wissen Technology is hiring for Python developers.
Required:
- 7+ years of experience
- Looking for core application developer in Python. (Not a ML/Data scientist)
- Must have hands on experience on Python
- Must have exposure in OOPS & SOA concepts
- Exposure in Flask APIs for building Rest APIs
- Good to have exposure on Java or React
Company Profile:
Website : www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
https://www.youtube.com/watch?v=H_rLmHvlOKg
Employee Speak: https://www.ambitionbox.com/overview/wissen-technology-overview
LinkedIn: https://www.linkedin.com/company/wissen-technology

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 Description:
We are looking for a skilled Python Developer with 2+ years of hands-on experience in backend development and data processing. The ideal candidate should be proficient in Python and have working experience with web frameworks like Flask and FastAPI, along with exposure to data engineering and machine learning workflows.
Key Responsibilities:
Design, develop, and maintain scalable Python applications and APIs using Flask and FastAPI
Work with PySpark and Kafka for real-time data processing
Perform data manipulation and analysis using Pandas and NumPy
Develop and maintain modular, reusable, and testable code following OOP principles
Collaborate with data scientists to integrate ML models (TensorFlow, PyTorch, Scikit-learn) into production
Participate in code reviews, design discussions, and contribute to best practices
Write and maintain documentation for developed modules and workflows
Required Skills:
Strong proficiency in Python programming
Hands-on experience with Flask and/or FastAPI
Experience working with PySpark and Kafka
Solid understanding of Pandas, NumPy, and data handling in Python
Familiarity with TensorFlow, PyTorch, and scikit-learn
Good grasp of Object-Oriented Programming (OOP) concepts
Ability to write modular and maintainable code
Nice to Have:
Understanding of Machine Learning concepts and pipelines
Exposure to Generative AI (GenAI) technologies and tools
Experience with CI/CD tools, Docker, or cloud environments (AWS, GCP, etc.)
Qualifications:
Bachelor's degree in Computer Science, Engineering, or a related field
Job Summary
We are seeking a skilled Python Developer with experience in building scalable applications using Python frameworks such as Flask and Django. The ideal candidate should have hands-on experience with PySpark for big data processing and strong SQL skills for data analysis and database management.
Key Responsibilities
- Design, develop, test, and maintain Python-based applications.
- Develop RESTful APIs using Flask and/or Django.
- Build scalable data processing pipelines using PySpark.
- Write efficient SQL queries, stored procedures, and optimize database performance.
- Integrate applications with databases and third-party services.
- Collaborate with cross-functional teams to gather and implement business requirements.
- Troubleshoot, debug, and enhance application performance.
- Follow coding standards, perform code reviews, and maintain technical documentation.
Required Skills
- Strong proficiency in Python.
- Hands-on experience with Flask and/or Django.
- Experience with PySpark for large-scale data processing.
- Strong knowledge of SQL (writing complex queries, joins, indexing, optimization).
- Understanding of REST APIs and microservices architecture.
- Experience with Git/version control.
- Knowledge of relational databases such as PostgreSQL, MySQL, SQL Server, or Oracle.
- Good problem-solving and analytical skills.
Preferred Skills
- Experience with cloud platforms (AWS, Azure, or GCP).
- Familiarity with Docker and Kubernetes.
- Knowledge of CI/CD pipelines.
- Experience with Airflow or other workflow orchestration tools.
- Understanding of Agile/Scrum methodologies.
About the Role
We are looking for an experienced Python Full-Stack Developer with 5+ years of experience to develop and maintain scalable web applications and SaaS products. The role involves working with Python, FastAPI/Flask/Django, ReactJS, REST APIs, databases, AWS, and Docker, while focusing on performance, scalability, and reliable solutions. The ideal candidate should have strong problem-solving skills and the ability to collaborate effectively with cross-functional teams.
Requirements
- 5+ years of hands-on experience in Python Full-Stack Development.
- Strong experience with Python, FastAPI/Flask/Django, ReactJS, JavaScript, HTML5, CSS3
- Good knowledge of REST APIs, Celery, and Redis.
- Experience with MySQL/PostgreSQL and MongoDB.
- Hands-on experience with AWS (EC2, Secrets Manager, ECR) and Docker.
- Proficiency in Git, NumPy, Pandas, and Matplotlib.
- Strong understanding of Data Structures, Algorithms, debugging, and performance optimisation.
- Knowledge of Machine Learning is an added advantage.
- Strong analytical, problem-solving, and communication skills.
Key Responsibilities
- Develop and maintain scalable full-stack applications using Python, FastAPI/Flask/Django, ReactJS, and JavaScript.
- Build and integrate REST APIs, responsive UI components, and third-party services.
- Implement asynchronous processing using Celery and Redis.
- Work with SQL and NoSQL databases including MySQL, PostgreSQL, MongoDB, and Redis.
- Develop data-driven solutions using NumPy, Pandas, and Matplotlib.
- Deploy and manage applications using AWS (EC2, Secrets Manager, ECR) and Docker.
- Use Git for version control and collaborative development.
- Debug, optimize, and ensure application performance, scalability, and reliability.
- Collaborate with cross-functional teams to deliver high-quality solutions and contribute to technical improvements.
Good to Have
- Experience working on SaaS products or large-scale web applications.
- Experience with AWS deployment and CI/CD pipelines.
- Knowledge of cloud architecture and microservices.
- Experience with machine learning or data-intensive applications.
- Experience with frontend state-management solutions such as Redux or Context API.
- Experience mentoring junior developers or leading technical initiatives.
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
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 skilled Full Stack Developer with 3+ years of experience in Python and React.js to join our engineering team. The ideal candidate should have strong experience building scalable web applications, developing backend APIs, and creating responsive frontend interfaces.
Key Responsibilities
- Develop and maintain full-stack web applications using Python and React.js.
- Build scalable and secure RESTful APIs using Django, Flask, or FastAPI.
- Develop responsive and user-friendly interfaces using React.js.
- Integrate frontend applications with backend APIs and third-party services.
- Work with databases such as PostgreSQL, MySQL, or MongoDB.
- Write clean, reusable, and maintainable code.
- Troubleshoot, debug, and optimize application performance.
- Participate in code reviews and follow software development best practices.
- Collaborate with UI/UX designers, QA engineers, DevOps, and other developers.
- Write unit and integration tests to ensure application reliability.
- Use Git/GitHub/GitLab for version control.
- Contribute to system design, documentation, deployment, and continuous improvement.
Required Skills
- 3+ years of professional experience in Full Stack Development
- Strong hands-on experience with Python
- Strong experience with React.js
- Experience with Django / Flask / FastAPI
- Good understanding of JavaScript, HTML5, and CSS3
- Strong knowledge of REST APIs
- Experience with PostgreSQL / MySQL / MongoDB
- Good understanding of Git and version control
- Strong knowledge of OOP, data structures, and software development concepts
- Experience with debugging and performance optimization
- Good problem-solving and communication skills
Good to Have
- Experience with TypeScript
- Knowledge of Next.js
- Experience with AWS / Azure / GCP
- Knowledge of Docker and Kubernetes
- Understanding of CI/CD pipelines
- Experience with microservices architecture
- Exposure to AI/ML or GenAI applications is a plus
Education
Bachelor’s degree in Computer Science, IT, Engineering, or a related field.

Euphoric Thought Technologies is a technology-driven firm focused on building scalable software solutions that streamline complex business processes. Operating at the intersection of data engineering and cloud infrastructure, the company serves a diverse portfolio of clients across the fintech and enterprise SaaS sectors. With a culture rooted in technical excellence and agile problem-solving, Euphoric Thought Technologies empowers its engineers to own their modules from conception to deployment, fostering an environment where high-impact code is the primary driver of growth.
Role Overview:
As a Python Developer specializing in Flask, you will be responsible for architecting and maintaining robust backend services that power our core platforms. Must have hands on experience in React.js ,You will work closely with cross-functional teams, including product managers and frontend engineers, to translate business requirements into high-performance API endpoints. Your daily contributions will directly influence the scalability and reliability of our applications, ensuring that our users experience seamless performance even as our data volume and traffic continue to grow.
Key Responsibilities:
- Design and implement scalable RESTful APIs using the Flask framework to support high-traffic web applications.
- Optimize database queries and schema designs in SQL to ensure low-latency data retrieval for complex reporting modules.
- Deploy and manage backend services on AWS infrastructure, ensuring high availability and efficient resource utilization.
- Collaborate with the engineering team to conduct rigorous code reviews, maintaining high standards for code quality and maintainability.
- Troubleshoot and resolve production-level bottlenecks to improve the overall stability of the application ecosystem.
- Integrate third-party services and internal microservices to expand the functionality of our existing product suite.
Required Skillset:
- Demonstrated expertise in building production-grade applications using Python and the Flask framework with 5 years of professional experience.
- Strong proficiency in React.js.
- Hands-on experience with AWS cloud services, including EC2, RDS, and S3, for deploying and scaling backend infrastructure.
- Ability to communicate technical concepts clearly to non-technical stakeholders and work effectively in a collaborative, team-oriented environment.
- Strong analytical mindset with the ability to debug complex issues and provide long-term architectural solutions.
- Comfortable working in a hybrid office environment in Bangalore, demonstrating the ability to manage tasks independently while staying aligned with team goals.
- A degree in Computer Science, Engineering, or a related field is preferred, though equivalent professional experience is highly valued.
Experience:
- Python: 5 years (Preferred)
- AWS: 3 years (Preferred)
- Flask: 3 years (Preferred)
- React.js 4 years (Preferred)
Job Title: Python Development Intern
Company: Honeybee Digital
Location: Remote
Internship Duration: 3 Months
Job Type: Internship
Working Hours
- Full-time: 9:00 AM – 6:00 PM
- Part-time: 9:00 AM – 1:00 PM / 1:00 PM – 6:00 PM
Note: Internship certificate will be provided only after successful completion of the internship duration.
About the Role
We are looking for a passionate and motivated Python Development Intern who is eager to gain hands-on experience in real-world projects. This role is ideal for candidates interested in backend development, automation, data handling, and API integration.
Key Responsibilities
- Assist in developing applications using Python
- Work on data handling, automation scripts, and backend logic
- Support API development and integration
- Assist in web scraping and data processing tasks
- Debug, test, and optimize existing code
- Collaborate with development and data teams
- Document code and maintain project updates
Requirements
- Basic knowledge of Python programming
- Understanding of data structures and logic building
- Familiarity with libraries such as Pandas, NumPy (preferred)
- Basic understanding of APIs and web frameworks (Flask/Django is a plus)
- Problem-solving mindset and willingness to learn
- Ability to work independently and meet deadlines
Skills You Will Gain
- Hands-on experience in Python development and real projects
- Exposure to automation, Fast APIs, and backend systems
- Practical knowledge of data processing and scripting
- Debugging and optimization techniques
- Experience working in a professional development environment
Who Can Apply
- Students pursuing Computer Science, IT, Data Science, or related fields
- Freshers interested in Python development and backend roles
- Candidates looking to build a strong technical portfolio
Role Overview
We are looking for a Java Full Stack Developer with Python experience who has strong hands-on experience in backend and frontend development.
Key Responsibilities
- Develop and maintain applications using Java, Spring Boot and Microservices.
- Build and integrate REST APIs.
- Develop full-stack applications using React.js or Angular.
- Use Python for application development, automation, or backend services.
- Work with SQL databases and perform database-related development.
- Participate in design, development, testing, and deployment of applications.
- Collaborate with cross-functional teams to deliver scalable solutions.
Required Profile
- Strong experience in Java Full Stack Development.
- Hands-on experience with Spring Boot and Microservices.
- Good experience in Python.
- Strong knowledge of REST APIs and SQL.
- Experience with React.js or Angular for UI development.
- Candidates should have genuine Full Stack Development experience.
Key Responsibilities
- Design, develop, and maintain scalable Python backend applications for enterprise use cases.
- Develop robust REST APIs and microservices using Python frameworks such as FastAPI, Flask, or Django.
- Design and implement scalable backend services with proper API integration, authentication, error handling, logging, and monitoring.
- Develop responsive and scalable React.js frontend applications.
- Implement React Hooks, state management, API integration, reusable components, and frontend development.
- Integrate React.js applications with Python backend APIs and microservices.
- Design and develop Generative AI and LLM-powered applications.
- Build and integrate Agentic AI / AI Agent solutions for enterprise use cases.
- Develop RAG (Retrieval-Augmented Generation) pipelines using enterprise data and knowledge sources.
- Work with embeddings, vector databases, and vector search for semantic retrieval and knowledge-based applications.
- Develop AI agent workflows using frameworks such as LangChain, LangGraph, Google ADK, or Semantic Kernel.
- Implement tool calling and function calling to enable AI agents to interact with APIs, databases, enterprise systems, and external services.
- Apply prompt engineering techniques to improve LLM response quality, accuracy, consistency, and reliability.
- Integrate LLMs and GenAI capabilities into full-stack applications.
- Develop multi-step AI workflows, agent orchestration, and intelligent automation solutions.
- Design APIs and services for seamless integration between AI components, backend services, databases, and frontend applications.
- Work with cloud platforms such as AWS, Azure, or GCP for application and AI solution deployment.
- Develop production-ready applications with focus on scalability, performance, security, reliability, and maintainability.
- Troubleshoot and optimize backend, frontend, API, RAG, LLM, and Agentic AI components.
- Collaborate with architects, software engineers, AI/ML engineers, product teams, and business stakeholders.
- Participate in code reviews, technical discussions, testing, deployment, and production support.
Mandatory Skills
- Python Backend Development
- REST API / Microservices
- FastAPI / Flask / Django
- React.js
- React Hooks / State Management
- Frontend Development & API Integration
- GenAI / LLM
- Agentic AI
- RAG
- Embeddings / Vector Search
- LangChain / LangGraph / Google ADK / Semantic Kernel
- Prompt Engineering
- Tool Calling / Function Calling
- Cloud – AWS / Azure / GCP
Preferred Candidate Profile
- 8.5+ years of overall software development experience.
- Strong hands-on experience in Python backend development and API/microservices development.
- Strong experience in React.js and full-stack application development.
- Practical experience building GenAI/LLM applications.
- Hands-on experience with Agentic AI and AI agent frameworks.
- Good understanding of RAG, embeddings, vector search, and LLM-based application architecture.
- Experience with LangChain, LangGraph, Google ADK, Semantic Kernel, or equivalent agent frameworks.
- Strong understanding of prompt engineering and tool/function calling.
- Experience integrating AI capabilities with APIs, databases, enterprise applications, and external systems.
- Hands-on experience with at least one major cloud platform such as AWS, Azure, or GCP.
- Strong problem-solving, debugging, communication, and collaboration skills.
- Candidates should be available for immediate / short-term joining.






