Join the YatriPay Team as a Senior Python Django Developer

Required Skills & Qualifications

● Strong hands-on experience with LLM frameworks and models, including LangChain,

OpenAI (GPT-4), and LLaMA

● Proven experience in LLM orchestration, workflow management, and multi-agent

system design using frameworks such as LangGraph

● Strong problem-solving skills with the ability to propose end-to-end solutions and

contribute at an architectural/system design level

● Experience building scalable AI-backed backend services using FastAPI and

asynchronous programming patterns

● Solid experience with cloud infrastructure on AWS, including EC2, S3, and Load

Balancers

● Hands-on experience with Docker and containerization for deploying and managing

AI/ML applications

● Good understanding of Transformer-based architectures and how modern LLMs work

internally

● Strong skills in data processing and analysis using NumPy and Pandas

● Experience with data visualization tools such as Matplotlib and Seaborn for analysis

and insights

● Hands-on experience with Retrieval-Augmented Generation (RAG), including

document ingestion, embeddings, and vector search pipelines

● Experience in model optimization and training techniques, including fine-tuning,

LoRA, and QLoRA

Nice to Have / Preferred

● Experience designing and operating production-grade AI systems

● Familiarity with cost optimization, observability, and performance tuning for

LLM-based applications

● Exposure to multi-cloud or large-scale AI platforms

We are looking for a highly skilled Full Stack Developer to design and scale our real-time vehicle tracking platform. You will be responsible for building high-performance web applications that process live GPS data and visualize it through interactive map interfaces.

Key Responsibilities

Real-Time Data Processing: Develop robust back-end services to ingest and process high-frequency GPS data from IoT devices.

Map Integration: Design and implement interactive map interfaces using tools like Google Maps API or Mapbox for real-time asset visualization.

Geofencing & Alerts: Build server-side logic for complex geospatial features, including geofencing, route optimization, and automated speed/entry alerts.

API Development: Create and maintain scalable RESTful or GraphQL APIs to bridge communication between vehicle hardware, the database, and the user dashboard.

Database Management: Architect and optimize databases (e.g., PostgreSQL with PostGIS) for efficient storage and querying of spatial-temporal data.

Performance Optimization: Ensure high availability and low-latency response times for tracking thousands of simultaneous vehicle connections.

Required Technical Skills

Front-End: Proficiency in React.js, Angular, or Vue.js, with experience in state management (Redux/MobX).

Back-End: Strong experience in Node.js (Express/NestJS), Python (Django/Flask), or Java (Spring Boot).

Mapping: Hands-on experience with Google Maps SDK, Leaflet, or OpenLayers.

Real-time Communication: Expertise in WebSockets or Socket.IO for live data streaming.

Databases: Proficiency in SQL (PostgreSQL/MySQL) and NoSQL (MongoDB/Redis) for caching.

Cloud & DevOps: Familiarity with AWS (EC2, Lambda), Docker, and Kubernetes for scalable deployment.

Qualifications

Education: Bachelor’s or Master’s degree in Computer Science or a related field.

Experience: 3–6+ years of professional full-stack development experience.

Niche Knowledge: Prior experience with telematics, IoT protocols (MQTT, HTTP), or GPS-based applications is highly preferred.

Note: We are looking for real, hands-on experience—not certifications or copy-paste portfolios. Selected candidates will be given a short real-world task to evaluate skills before interview.

Key Responsibilities

• Design, build, and maintain scalable full-stack applications using MongoDB, Postgresql, Express.js, React.js, and Node.js
• Develop RESTful APIs and integrate them with frontend systems
• Collaborate with designers and project managers for timely project delivery
• Optimize code for performance and scalability
• Troubleshoot, debug, and upgrade applications as needed
• Follow Git-based workflows for version control

Must-Have Skills

• Strong hands-on experience in:
• React.js with hooks, context API, component architecture
• Node.js with Express.js
• MongoDB (CRUD operations, schema design) & Postgresql
• API development and integration
• Strong JavaScript fundamentals (ES6+)
• Basic understanding of deployment (e.g., cPanel, Vercel, Heroku, or VPS)
• Git and GitHub for code versioning

Good-to-Have Skills

• Knowledge of Redux or any other state management tools
• Experience with Next.js or TypeScript
• Familiarity with Tailwind CSS or Material UI
• Experience integrating third-party APIs (e.g., payment gateways, social logins)

Who Should Apply

• You’ve worked on real client projects or have built and shipped working applications.
• You are disciplined and take ownership without constant follow-up.
• You are not here to "fake it till you make it"—you’re here to grow with a real team.

• Bachelor's degree in computer science or equivalent experience
• 2+ years of experience in software engineering.
• Experience with building B2B and consumer quality products, enabling business capability and objectives through technology.
• Strong cloud infrastructure experience with AWS.
• Experience in engineering practices such as code refactoring, design patterns, design driven development, continuous integration, building highly scalable applications and application security.
• Experience working with a development team using Agile methodology.
• Experience in container technologies like Docker/Kubernetes a plus.
• Hands-on skills working with SQL and No-SQL databases
  Broad experience across the following application development technologies and in depth skills with at least one: NodeJS, React, GraphQL,Python, R, Java/C++ and/or other open source application development frameworks.
• Ability to strategically balance test coverage, documentation and timelines (API/ Unit testing).
• Strong analytical and problem-solving skills paired with the ability to develop creative and efficient solutions.
• Able to work under competing priorities, manage expectations effectively and support the team under pressure; distinct user focus and quality mindset.

Core Competency:

Professional development experience, working the full stack on large scale B2B, SaaS products. • Expertise with learning new technologies and strong experience with our tech stack AngularJS, JavaScript, Node.js, Go, React.js and Postgres. • Bachelor’sin Computer Scienceorsolid knowledgeof CS fundamentals(OOP, designpatterns, algorithms, etc...) • Experience and adesire towork in a fast-paced environment. • We are a leading cloud-based open platform used by some of the most prestigious companies around • You will get to work with some of the most complex technologies on the market today • You will have an opportunity to work at all levels of the organization.

•  Developing both frontend and backend of application using technologies like Java,   Angular, JavaScript, HTML5.
•  Designing user interactions on web pages.
•  Designing and Developing back end API's and databases.
•  Meeting both technical and customer’s needs.
•  Seeing through a project from conception to finished product.
•  Take complete ownership of the project and deliver with good quality.
•  Staying abreast of developments in web applications and programming languages.

• Relevant experience of 8+ yrs
• Strong communication, organizational skills. Good in Agile, Scrum, Dev-Ops practices.
• Proficiency with fundamental front end languages such as HTML5, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as Angular, React and Amber.
• Proficiency in Java, Springboot, Microservices
• Familiarity with database technology such as PostgreSQL, MySQL, Oracle and MongoDB.
• Good in writing quality code and Unit Tests. Good knowledge of DevOps practices.
• Excellent verbal communication skills.
• Good problem solving skills

Cityflo is an app-based daily commute solution for Mumbai's professionals. With a smart app, clever route design, and a fleet of premium buses, we are providing an airline experience on wheels. Cityflo has been operational since 2015 and is solving Mumbai's travel woes in a big way.

Roles & Responsibilities:

• Working closely with business vendors, product, and BI team to identify and implement necessary technologies.
• Maintaining and improving the dashboard which helps the team to run the operations in the most efficient manner.
• Optimizing daily operations and identifying avenues for effective introduction of technology.
• Working closely with the on-ground operations team and understanding their daily challenges.

We are looking for:

• Experience in developing web applications at scale.
• Strong knowledge and experience in web technologies and Python.
• Experience in writing modular/reusable code in ReactJS.
• Good UI/UX design sense and intuition
• Following good software engineering practices like version control, code-reviews, test-driven development, and continuous integration, etc.
• Experience with AWS services such as Lambda, RDS(PostgreSQL), AWC Chalice(serverless framework) is a plus.
• Long-term thinking around creating products and owner mentality.
• Great communication skills, the ability to articulate and evangelize product vision.
• Willingness to take initiatives, the ability to hustle and get things done.

Duties and Responsibilities

- Guide team development efforts towards successful project delivery.

- Provide technical leadership to teammates through coaching and mentorship.

- Maintain high standards of software quality within the team by establishing good practices and habits.

- Assist in the collection and documentation of user's requirements, development of user stories, estimates and work plans.

- Design, develop, and unit test applications in accordance with established standards.

- Participate in peer-reviews of solution designs and related code.

- Develop, refine, and tune integrations between applications.

- Analyze and resolve technical and application problems.

- Adhere to high-quality development principles while delivering solutions on-time and on-budget.

- Research and evaluate a variety of software products.

- Provide third-level support to business users.

- Research and evaluate a variety of software products.

Desired Skills & Experience

1. Must have 2-5 years of experience in independently creating web applications as well as in managing teams.

2. Must be familiar with all the latest technologies in both front-end as well as back-end development.

3. Must have experience with: Angular, Postgresql etc.

4. Experience with Ruby on Rails, Graphql is a bonus.