Python Developer

Job Summary: 

We are seeking a highly skilled and experienced Backend Lead to design, develop, and maintain scalable, reliable, and high-performance backend solutions for our multi-tenant SaaS products. The ideal candidate will have a deep understanding of distributed systems, microservices, and cloud-based architectures, with a proven track record in handling production issues at scale. You will collaborate closely with the AI Lead and Frontend Lead to ensure seamless integration of backend services, AI/ML pipelines, and front-end functionalities, thereby

delivering a robust, secure, and feature-rich experience to our customers.

Key Responsibilities:

1. System Architecture & Design

• Define and implement the overall backend architecture for multi-tenant SaaS applications, ensuring scalability, high availability, security, and compliance.
• Design microservices and RESTful/GraphQL APIs and Websockets in alignment with front-end and AI requirements.
• Establish design patterns and best practices for code modularity, performance optimization, and scalability.
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2. Scalability & Performance

• Identify performance bottlenecks and oversee optimization strategies (caching, load balancing, message queues, etc.).
• Implement and maintain monitoring/observability solutions (e.g., Prometheus, Grafana, Loki, ELK Stack) to ensure real-time system health insights and rapid incident response.
• Establish performance baselines, conduct stress tests, and implement disaster recovery strategies.

3. Production Stability & Issue Resolution

• Proactively monitor production environments, anticipating potential failures and bottlenecks.
• Triage, diagnose, and resolve production incidents with minimal downtime, using robust logging, tracing, and on-call rotation strategies.
• Drive root cause analysis and post-mortems for production incidents, implementing preventative measures.
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4. Collaboration & Cross-Functional Coordination

• Work closely with the AI team to integrate MLOps pipelines, ensuring smooth data flow and secure model deployment.
• Collaborate with the Frontend team to provide well-defined API contracts, enabling efficient UI/UX development.
• Partner with DevOps to define CI/CD pipelines, container orchestration (Docker, Kubernetes), and infrastructure-as-code (Terraform, CloudFormation) practices.

5. Team Leadership & Mentorship

• Lead and mentor a team of backend developers, setting clear goals and providing guidance on best practices.
• Perform code reviews to ensure high code quality, maintainability, and adherence to design standards.
• Foster a culture of continuous learning, encouraging the adoption of new technologies, tools, and methodologies.

6. Security & Compliance

• Implement secure coding practices and follow industry standards (e.g., OWASP Top 10).
• Work with compliance teams to ensure data privacy and regulatory requirements (HIPAA) are met.
• Oversee authentication/authorization frameworks (OAuth, JWT, etc.) and data encryption at rest and in transit(Encryption, SSL/TLS).

7. Documentation

• Maintain comprehensive technical documentation, including architecture diagrams, APIs, database schemas, and operational runbooks.
• Facilitate knowledge sharing sessions and handovers to ensure smooth onboarding of new team members.

Qualifications

Education:

Bachelor’s or master's degree in computer science,engineering, or a related field.

Experience:

• 8+ years of experience in backend or full-stack development, with 3+ years in a technical lead or architect role.
• Demonstrated history of leading and delivering large-scale, distributed systems in production environments.

Technical Expertise:

• Languages & Frameworks: Proficiency in modern backend languages (e.g., Python) and associated frameworks (Django/FastAPI, etc.).
• Database Systems: Strong knowledge of both SQL (MySQL, PostgreSQL) and NoSQL (MongoDB, Cassandra) databases, including data modeling and query optimization.
• Microservices & Architecture: Hands-on experience with microservices,containerization (Docker, Kubernetes), and service mesh architectures.
• Cloud Platforms: Experience with cloud providers like AWS and Azure for deployment, scaling, and monitoring.
• CI/CD & DevOps: Familiarity with CI/CD pipelines, Git workflows,infrastructure-as-code, and automated testing.
• Monitoring & Observability: Proficiency with tools like Prometheus, Grafana, ELK Stack, Loki for real-time monitoring and log analysis.

Soft Skills:

• Leadership: Ability to lead teams, manage conflict, and drive a vision for the backend architecture.
• Communication: Strong written and verbal communication skills to coordinate with cross-functional teams (AI, Frontend, QA, Product).
• Problem-Solving: Analytical mindset for troubleshooting complex issues in high- pressure environments.
• Collaboration: Demonstrated capability to work seamlessly across multiple teams and stakeholders.

Job Description:

Candidate must have 2 to 5-years of experience in various phase of development of a python-based application or API development.

Requirements:

Must Have:  Strong expertise in PYTHON and its built-in data structures, developing API using flask or fastapi, data wrangling using standard python frameworks like pandas, NumPy etc., integration of various applications (third party or inhouse) with python.

Good to Have: Deployment using Nginx, GUnicorn, IIS, docker and Kubernetes etc. Good understanding of optimization solutions like differential evolution. Hands on experience with python packages like Scipy.  Tkinter to make python-based applications.

Roles and Responsibilities:

• Understanding/gathering the requirements from stakeholder, formulating the problem, and leveraging AI/ML to solve the business problems.
• Integration of third party or in house application with python solution.
• Working on Deployment and optimization of various engineering problems using Numerical/Constraint optimization frameworks such as Differential Evolution and deploy a web-based API using Flask and Nginx/IIS.
• Unit testing of various python modules developed and testing of the API.

PHP, Cordignito, Laravel, SQL, Oops concept, strong logical thinking.

• Should be a Backend Developer - Python only
• Should be MCA/B.Tech IT
• Should have Database Knowledge
• Should have DJango Knowledge
• Writing effective, scalable code
• Good Communication

• Set up, manage, automate and deploy AI models in development and production infrastructure.
• Orchestrate life cycle management of AI Models
• Create APIs and help business customers put results of the AI models into operations
• Develop MVP ML learning models and prototype applications applying known AI models and verify the problem/solution fit
• Validate the AI Models
• Make model performant (time and space) based on the business needs
• Perform statistical analysis and fine-tuning using test results
• Train and retrain systems when necessary
• Extend existing ML libraries and frameworks
• Processing, cleansing, and verifying the integrity of data used for analysis 
• Ensuring that algorithms generate accurate user recommendations/insights/outputs
• Keep abreast with the latest AI tools relevant to our business domain

• Bachelor’s or master's degree in Computer Science, Statistics or related field 
• A Master’s degree in data analytics, or similar will be advantageous.
• 3 - 5 years of relevant experience in deploying AI models to production
• Understanding of data structures, data modeling, and software architecture
• Good knowledge of math, probability, statistics, and algorithms
• Ability to write robust code in Python/ R
• Proficiency in using query languages, such as SQL
• Familiarity with machine learning frameworks such as PyTorch, Tensorflow and libraries such as scikit-learn
• Worked with well know machine learning models ( SVM, clustering techniques, forecasting models, Random Forest, etc.)
• Having knowledge in CI/CD for the building and hosting the solutions
• We don’t expect you to be an expert or an AI researcher, but you must be able to take existing models and best practices and adapt them to our environment.
• Adherence to compliance procedures in accordance with regulatory standards, requirements, and policies. 
• Ability to work effectively and independently in a fast-paced agile environment with tight deadlines 
• A flexible, pragmatic, and collaborative team player with an innate ability to engage with data architects, analysts, and scientists.

Minimum 5-7years of professional experience building web-applications
Strong experience in backend development
Strong experience in AI/Machine Learning development, Data Analysis/Processing
Experience in creating robust and secure REST APIs
Hands-on exposure to RDBMS like PostgreSQL, MySQL, MariaDB etc.
Proficiency with one or more programming languages from Java, Python, Node/JavaScript
Solid familiarity working with cloud and related technologies, AWS, GCP and Azure cloud environments
Ability to do very quick research in unknown technologies
Startup mindset, comfort with chaos and multi-tasking ability
Strong programming fundamentals in Data Structures, Algorithms
An eye for writing performance optimum code in any tool set

Mentor To Go is an android and web based platform to help students improve their work readiness through self-learning sessions, personalised mentorship provided by mentor professionals from a range of careers, and work experience opportunities.

The technology platform implements  functionalities such as: screening surveys of mentors and mentees, training content for mentors, matching through an algorithm, and mentorship through the delivery of structured activities. 

The application technology architecture comprises of the following:

o   a Python Django web application with NGinx and Gunicorn

o   PostgreSQL database

o   A React Android and Web app

o   Rest APIs which interact between the Android app and the Django webserver

Our vision at Mentor To Go is to provide career mentorship to young people anywhere, anytime across the length and breadth of India.

We are looking for a backend software developer who is passionate about using web technologies to solve social problems and creating experiences that are elegant and effective. You will own the back end development of features of the Mentor To Go platform from conceptualisation through design and testing, working closely with other developers, the technical project manager, and the program operations team. You are user-centric, continuously demonstrate strategic & analytical abilities, and are laser focused on executing at speed. You must have the ability to succeed in a fast paced environment, where success is dependent on your ability to collaborate with cross-functional team members in a positive, productive, and transparent way.

Minimum requirements 

• Bachelor’s degree in engineering preferably  CS  or related discipline  
• 3+ years experience working in Unix/Linux environments building web and mobile applications
• Proficiency in developing and deploying cloud based Python/Postgresql applications preferably using frameworks such as Django
• Experience with design and development of moderately complex software projects
• Strong written and oral communication skills
• Familiarity with version control software such as Git

Desired  requirements 

• 5+ years of overall relevant work experience
• Experience building apps using React/React-Native
• Basic understanding of AWS cloud
• Ability to participate in technical discussions and help make technical trade-offs

About Mentor Together

https://mentortogether.org/">Mentor Together is India’s first and largest youth mentoring  non-profit organization with a mission to facilitate empowering mentoring relationships and networks that help young people break the inequalities of opportunity and actualise their potential.

http://bit.ly/mentortogo">Mentor To Go is the world’s first mobile mentoring platform created by Mentor Together with the support of Cisco India, LinkedIn Social Impact, British Telecom and Sterlite Technologies.