
Senior Full Stack Developer (Python FastAPI & React JS)
🚀 We’re Hiring: Senior Full Stack Developer (Python FastAPI & React.js)
📍 Location: Chennai, Tamil Nadu (On-site)
🧠 Experience: 5+ Years
🕒 Employment Type: Full-time
About Lumera Software Solutions
Lumera Software Solutions is a product development–focused organization building technology solutions for world-class supply chain leaders. Our products help global enterprises optimize, automate, and gain real-time visibility across complex supply chain operations.
We design and build scalable, high-performance software used by industry-leading supply chain organizations worldwide, collaborating closely with global stakeholders to solve real, high-impact problems.
Our teams work closely across engineering, design, and product to deliver reliable, well-architected solutions, while collaborating with a globally distributed team across regions and time zones.
🔥 Why This Role Is Different
This role is designed for senior engineers and architect-leaning developers who want to take technical ownership and influence how complex, enterprise-grade systems are built.
You will be building mission-critical product features used by world-class supply chain leaders, working on problems that demand strong system design, scalability, and long-term architectural thinking.
This is a core product development role, not a maintenance or support-driven position.
💼 What You’ll Do
- Act as a senior individual contributor, owning complex, backend-heavy features end-to-end
- Design and develop scalable, production-grade backend services and APIs using Python & FastAPI
- Build and maintain front-end components using React.js, with primary focus on backend-driven functionality
- Participate in system design, architecture reviews, and technical decision-making
- Apply AI-assisted development tools to improve development speed, testing, and code quality
- Collaborate with a globally distributed engineering and product team while working from our Chennai office
- Work closely with databases to design efficient schemas and optimize queries
- Apply strong understanding of DevOps concepts including CI/CD, containerization, deployment, monitoring, and observability
- Mentor engineers through code reviews and design discussions
- Drive improvements in performance, reliability, security, and scalability
🛠️ What We’re Looking For
- 5+ years of hands-on experience in full stack roles with a backend-heavy focus
- Strong proficiency in Python with FastAPI, including API design and performance considerations
- Solid experience building and consuming RESTful APIs at scale
- Good working experience with React.js, JavaScript (ES6+), HTML, and CSS
- Strong understanding of backend architecture, system design, and data modeling
- Good understanding of DevOps concepts such as CI/CD pipelines, Docker, cloud deployments, and monitoring
- Ability to make sound technical trade-offs with long-term maintainability in mind
- Experience mentoring developers or leading by technical example
- Comfortable working in a focused, work-from-office (WFO) product development environment
- Educational Qualification: B.E / B.Tech (Computer Science or related fields)**
➕ Nice to Have (Not Mandatory)
- Experience with cloud platforms (AWS / Azure / GCP)
- Familiarity with Docker and containerization
- Experience setting up or working with CI/CD pipelines
- Exposure to product development teams or building in-house products
- Exposure to AI/ML concepts, data pipelines, or integrating AI services into products
- Experience using AI developer tools to enhance productivity
🎯 What We Offer
- Competitive salary based on skills and impact
- High ownership and visibility of your work
- Fast learning curve with real technical challenges
- A collaborative, no-nonsense engineering culture
- Long-term growth as the company scales
✨ Lumera Software Solutions is an equal opportunity employer. We value talent, ownership, and diversity.

About Lumera Software Solutions
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About the job
Key Responsibilities
1. Design, develop, and maintain dynamic, responsive web applications using React.js and Node.js.
2. Build efficient, reusable front-end and back-end components for seamless performance.
3. Integrate RESTful APIs and third-party services.
4. Collaborate with UI/UX designers, mobile teams, and backend developers to deliver high-quality products.
5. Write clean, maintainable, and efficient code following modern coding standards.
6. Debug, test, and optimize applications for maximum speed and scalability.
7. Manage databases using MongoDB and handle cloud deployment (AWS, Firebase, or similar).
8. Participate in code reviews, architectural discussions, and agile development cycles.
Required Skills & Experience
1. 1-5 years of proven experience in Full Stack Web Development using the MERN stack.
2. Proficiency in React.js, Node.js, Express.js, MongoDB, and JavaScript (ES6+).
3. Strong understanding of HTML5, CSS3, Bootstrap, and Tailwind CSS.
4. Hands-on experience with API design, state management (Redux, Context API), and authentication (JWT/OAuth).
5. Familiarity with version control tools (Git, Bitbucket).
6. Good understanding of database design, schema modeling, and RESTful architecture.
7. Strong problem-solving skills and ability to work in a collaborative team environment.
Perks & Benefits
- Onsite opportunity in our modern Greater Noida office.
- Competitive salary based on skills and experience.
- Exposure to real-world projects and latest tech stacks.
- Work with a creative and talented team.
- Career growth opportunities in full-stack and cross-platform development.
Benefits:
- Health insurance
- Leave encashment
- Paid sick time
- Paid time off
- Work from home
Application Question(s):
- How many years of _____ experience do you have?
- What is your current CTC?
- What is your expected CTC?
● You can rock with your expertise in fundamental front end languages such as HTML, CSS and JavaScript.
● You can make value additions aided by your familiarity with advanced JavaScript libraries and frameworks such as React.
● You have top notch ability of server side languages such as NodeJS, Web Services, Micro service.
● Database technology such as MySQL also falls in your comfort zone.
● You can enhance our world with your Cloud Experience preferably AWS [EC2, RDS, S3, Lambda] or OCI
● You take pride in your knowledge of code versioning tools such as Git
● Third party integration like payment gateway and any Plugins
● Familiar with third party libraries like D3 Chart, Video and Audio player.
● Development experience with webcam based recording or streaming
● WebRTC protocol with any Media Server
● React with Next.JS framework
● JWT, OAuth, JSON web token, Node mailer
● Experience with WebRTC, RTSP and other streaming applications
● Good at cron Jobs development and configuration
Responsibilities:
● You’ll develop high quality front end architecture.
● You’ll build solid back-end web services/micro services
● You’ll design and develop APIs and API documentation
● You’ll help the team in designing and normalizing databases
● You’ll ensure cross-platform optimization for web and mobile phones.
● You’ll proactively ensure responsiveness of applications
Job brief
We are looking for a full stack developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.
As a full-stack developer, you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.
If you’re also familiar with Agile methodologies, we’d like to meet you.
Responsibilities
- Work with development team to ideate software solutions
- Design client-side and server-side architecture
- Build the front-end of applications through appealing visual design
- Develop and manage well-functioning databases and applications
- Write effective APIs
- Test software to ensure responsiveness and efficiency
- Troubleshoot, debug and upgrade software
- Create security and data protection settings
- Build features and applications with a mobile responsive design
- Write technical documentation
Skill Set required
- Proven experience as a full-stack developer or similar role
- Experience developing desktop and mobile applications
- Familiarity with common stacks
- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
- Knowledge of Node.js and multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks like ES6.
- Familiarity with MongoDB, web servers (e.g. Apache) and UI/UX design
- Excellent communication and teamwork skills
- Great attention to detail
- Organizational skills
- An analytical mind
- Degree in Computer Science, Statistics or relevant field
- Design and develop high-quality web applications using the Django web framework
- Collaborate with other developers, product managers, and UX/UI designers to create innovative experiences
- Write reusable, testable, and efficient, clean, modular, and well-documented code
- Test and debug applications for optimal performance
- Monitor applications for performance and security issues
- Create and maintain the application's architecture
- Create and implement applications that are low-latency, high-availability, and performant
- Security and data protection implementation
- Data storage solution integration
- Develop user interfaces with React and Redux technologies
- Collaborate with other developers to ensure efficient delivery of features
- Troubleshoot, debug, and upgrade existing applications
- Monitor application performance and address any issues
- Research and suggest new technologies to improve existing applications
- Remain up-to-date with industry standards and best practices
- Managing and maintaining AWS
- Containerizing the solution with Docker
- Upgrade, update the existing solution
- Collaborate with the mobile app developer
- Stay up-to-date with the latest technologies and trends
Skills
- Proven work experience as a Django developer
- Strong knowledge of Python, HTML, CSS, and JavaScript
- Experience with relational databases such as MySQL or PostgreSQL
- Familiarity with developing RESTful APIs
- Strong knowledge of Django, Docker, AWS, React.js
- Able to use and understand different browser developer tools.
- Strong knowledge of GIT
- Able to use Postman, JIRA or similar tools
- Familiar with JSON
- Working knowledge of Django-compatible libraries like GeoDjango
Requirements:
- Bachelor’s/Master in computer science
- 5-7 years of work experience
- Excellent problem-solving skills
- Able to work in a fast, unstructured environment
- Excellent communication and collaboration skills
Must have access to FTTH internet connection
Our client is a vertical fintech play focused on solving industry-specific financing gaps in the food sector through the application of data. The platform provides skin-in-the-game growth capital to much-loved F&B brands. Founded in 2019, they're VC funded and based out of Singapore and India-Bangalore.
Founders are the alumnus of IIT-D, IIM-B and Wharton. They have 12+ years of experience as Venture capital and corporate entrepreneurship at DFJ, Vertex, InMobi, VP at Snyder UAE, investment banking at Unitus Capital - leading the financial services practice, and institutional equities at Kotak. They've a team of high-quality professionals coming together for this mission to disrupt the convention.
As a Full Stack Engineer, you will be working with your team and Product Manager to refine and develop the product direction and implementation.
What you will do:
- Writing great quality, scalable, maintainable code.
- Working knowledge of Javascript, Typescript, Python, NodeJS.
- Having experience in Frontend technologies - ReactJS, HTML, CSS, Microservices: docker, Kubernetes.
- Having exposure to client-server architecture, Babel, eslint, git, OOP concepts, including design patterns.
- Being proficient in data modeling in RDBMS (MySQL, Postgresql) and NoSQL (Mongodb, Dynamodb, documentdb) databases.
- Understanding of REST API, GraphQL, CQRS, Event-driven messaging, streaming services (kafka).
- Having used TDD frameworks mocha, chai, jest etc, knowledge of AWS (Lambda, RDS, EC2, SQS, S3, ECS, etc).
- Having hands-on experience with serverless.
- Familiarity with frameworks such as ExpressJs, Loopback, NestJs.
- Deploying, monitoring, maintaining and fixing products in production.
- Communicating well with business and relevant stakeholders
- Participating in design discussions, documentation, and development with the team as needed.
- Working closely with the product manager for deliverables and milestones identification.
- Reporting to technical lead/manager on daily activities planned, expected deliverables, and reports as defined for the project.
- Participating in requirement gatherings as required.
What you need to have:
- Having 3-4 years experience in full stack development with at least 2 years as a developer and 2 years in a back end role.
- Experience with start ups and have an understand of the fast-paced and dynamic nature of work.
- Relevant software development experience with consumer products with hands-on experience in designing, developing, testing and deploying applications for largescale applications.
- Experience troubleshooting server performance - memory issues, resource leaks, etc.
- Paying attention to details excellent communication skills.
- Being organized, self-sufficient, interested in learning and growth.
- Mandatory Skills : Java, Springboot, Microservices.
- Basic knowlege of HTML and CSS
- good understanding of REST API designing as well as development using spring.
- Strong Hands on experience in Angular or React JS
- Effective in using frameworks.
- Proficient understanding of code versioning tools Git/bit bucket with Maven.
- hands on expereince in SQL
● 3+ years of experience with Node.js.
● 3+ years of experience with modern frontend framework like React.js
● Strong understanding of JavaScript, its quirks, and workarounds.
● Sound understanding of HTML, CSS, and the web platform.
● Experience in building performant rich UI components.
● Experience with databases, preferably Postgres, Elasticsearch, Cassandra.
● Experience with RabbitMQ, Apache Kafka is a plus.
● Having knowledge of GraphQL is again a plus.
● Knowledge of Next.js or similar frameworks is a plus.
● Good understanding of browser rendering behavior and performance.
● Self starting, inquisitive approach to problem solving.
● Passion for learning about and working on highly available distributed systems.
● Good communication skills. We solve problems for, and communicate with various
teams across the organization.
● Excellent people management skills. Should have worked with young teams
previously
What We Are Offering:
● An open, transparent culture.
● Latest, highest configuration machines to work on (and flaunt, if you may! The
buzz has it that they look good on Insta stories! )
● Quality over quantity approach (We care about the work you put into the hours,
and not about the number of hours you put into work).
● Frequent parties, trips, and sporting events.
● A platform to showcase your non-technical skills. (if you can strum that guitar or
belt out a classic, we will find you and make you perform :D )
● Put forth your product ideas in our open-to-opinions sprint discussions and see
them manifested in our product
P.S. We have a strong, proven bias towards people who demonstrate zeal to learn, a
curiosity of how things work beneath the hood and are a good match for our open
culture that promotes integrity, equality and learning
Excellent hands-on design, coding, testing methodologies, and debugging skills
Thorough knowledge of software development best practices, including coding standards, code reviews, source control management, build process, continuous integration, and continuous delivery
Good exposure to programming constructs and writing algorithms
Good architectural & design skills
Experience in understanding platforms & key AWS services like Elastic











