Full Stack Engineer Intern

Location: Mumbai (Onsite)

Experience: 4–6 Years

Salary: ₹75,000 – ₹1,200,000 per month (depending on experience & skill set)

Employment Type: Full-time

Job Description

We are looking for a skilled React Developer to join our team in Mumbai. The ideal candidate should have strong hands-on experience in building modern, responsive web applications using React and be comfortable working with at least one backend technology such as Python, Node.js, or PHP.

Key Responsibilities

• Develop and maintain user-friendly web applications using React.js
• Convert UI/UX designs into high-quality, reusable components
• Work with REST APIs and integrate frontend with backend services
• Collaborate with backend developers (Python / Node.js / PHP)
• Optimize applications for performance, scalability, and responsiveness
• Manage application state using Redux / Context API / similar
• Write clean, maintainable, and well-documented code
• Participate in code reviews and sprint planning
• Debug and resolve frontend and integration issues
• Ensure cross-browser and cross-device compatibility

Required Skills & Qualifications

• 6–8 years of experience in frontend development
• Strong expertise in React.js
• Proficiency in JavaScript (ES6+)
• Experience with HTML5, CSS3, Responsive Design
• Hands-on experience with RESTful APIs
• Working knowledge of at least one backend technology:
• Python (Django / Flask / FastAPI) OR
• Node.js (Express / NestJS) OR
• PHP (Laravel preferred)
• Familiarity with Git / version control systems
• Understanding of component-based architecture
• Experience working in Linux environments

Good to Have (Preferred Skills)

• Experience with Next.js
• Knowledge of TypeScript
• Familiarity with Redux / React Query
• Basic understanding of databases (MySQL / MongoDB)
• Experience with CI/CD pipelines
• Exposure to AWS or cloud platforms
• Experience working in Agile/Scrum teams

What We Offer

• Competitive salary based on experience and skills
• Onsite role with a collaborative team in Mumbai
• Opportunity to work on modern tech stack and real-world projects
• Career growth and learning opportunities

Interested candidates can share their resumes at

Job Type: Full-time

Application Question(s):

• If selected, how soon can you join?
• Are you okay with the salary slab (50,000-90,000) , depending upon your experience?
• Have you worked on a production React application where you integrated REST APIs and handled authentication and error scenarios with a backend (Python / Node.js / PHP)?

Experience:

• Total: 5 years (Required)
• Python: 5 years (Required)

Location:

• Mumbai, Maharashtra (Required)

Work Location: In person

SimplyFI is a fast-growing AI and blockchain-powered product company transforming trade finance and banking through digital innovation. We are looking for a Full Stack Developer with strong expertise in ReactJS (primary) and solid working knowledge of Python (secondary) to join our team in Thane, Mumbai.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications with ReactJS as the primary
• technology.
• Build and integrate backend services using Python (Flask/Django/FastAPI).
• Develop and manage RESTful APIs for system integration.
• Collaborate on AI-driven product features and support machine learning model integration
• when required.
• Work closely with DevOps teams to deploy, monitor, and optimize applications on AWS.
• Ensure application performance, scalability, security, and code quality.
• Collaborate with product managers, designers, and QA teams to deliver high-quality product
• features.
• Write clean, maintainable, and testable code following best practices.
• Participate in agile processes—code reviews, sprint planning, and daily standups.

Required Skills & Qualifications

• Strong hands-on experience with ReactJS, including hooks, state management, Redux, and API
• integrations.
• Proficient in backend development using Python with frameworks like Flask, Django, or FastAPI.
• Solid understanding of RESTful API design and secure authentication (OAuth2, JWT).
• Experience working with databases: MySQL, PostgreSQL, MongoDB.
• Familiarity with microservices architecture and modern software design patterns.
• Experience with Git, CI/CD pipelines, Docker, and Kubernetes.
• Strong problem-solving, debugging, and performance optimization skills.

Fullstack Developer:

We are looking for an onsite Fullstack Developer experienced with Fullstack technologies, Cloud and IoT solutions. For the agile development of our web, mobile, and cloud applications and IoT products, building efficient, reliable and scalable solutions. A hands-on coding role, where you will build and manage your own team.

Tasks:

·        Development of modern based applications in the back-end

·        Development, implementation and optimisation of innovative IoT products, web apps and new features

·        Technical product design, solution architecture, specifications and implementation of Livello solutions

·        Work with a cross-functional team to define, build, test, and deploy universal applications

·        Version control with Git is part of your daily work and continuous integration

·        Ensure the implementation of technical standards, quality assurance and best practices.

Requirements:

·       Bachelor's degree in Computer Science or comparable field of study

·       2-4 years’ experience in agile software development

·       Proficiency in Node.js, React js, Mongo DB, Docker along with any cloud Exp (AWS, GCP, Azure)

·       Experience with test and deployment automation (Gitlab, Fastlane, Jest).

·       Good to have Experience with GraphQL and Kubernetes as well as state management solutions (Redux, Saga)

·       Ability to work cooperatively and independently, analytical thinking, willingness to lead and take on responsibility

·       Fluent in English.

Nice to have:

·       Experienced in IoT-to-Cloud managed services, Microservices.

·       Knowledge of IoT device management and message brokers like AMQP or MQTT

Benefits

Ø A responsible position in a fast-growing and highly innovative start-up

Ø An agile and diverse team with colleagues from all over the world, working with our main office in Germany

Ø English speaking open work environment, with flat hierarchies and short decision-making paths

Ø Creative freedom for own ideas, projects and personal development.

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.

We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developer is responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.

Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

• 1-2 years of work experience, preferably in a startup
• An engineering degree from a reputed college or University
• Hands-on experience in developing end-to-end applications using Node.Js, ReactJs,
• Knowledge of HTML/CSS, web standards, best practices
• Experience of working with databases - MySQL, MongoDB
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• An experience in writing clean, semantic code with cross-browser compatibility in mind
• Proficient understanding of code versioning tools, such as Git/SVN
• Excellent coding and debugging skills
• A passion and the ability to make beautiful, smooth, delightful web experiences
• A Will-Do attitude

• A team of aces, from top-tier schools and startups, to work with
• A fast-paced, data-driven, and fun work environment
• A huge appetite for new, disruptive, creative and implementable ideas
• An open work culture

• Competitive salary
• Great working environment, opportunity to work directly with the founders on very exciting real-life problems.
• Opportunity to grow really fast.

• Shortlist
• Intro call of 15min
• 1-2 Tech rounds
• HR round
• Offer rollout

We at Perilwise are building the digital infrastructure for the insurance industry. We're looking for a tech lead, someone who can lead the dev team, and take over the day to day activities of the tech lead from the founders.

We are building a revolutionary insurtech platform offering to the entire market(intermediaries, clients, and later insurers)

We're an exciting early stage startup growing fast, and are looking to build cutting edge products across the insurance value chain.

Experience levels: 4+ years. Previous leadership experience preferred but not necessary. These are guidelines, what’s most important for us is the candidate fit.