Fullstack Engineer

Role Objective

As a Fullstack Intern, you will gain hands-on experience in developing business-relevant, high-quality, and scalable web applications. You will work closely with our dynamic AdTech team to solve real-world challenges in the Media and Entertainment sector.

Roles & Responsibilities

• Application Design: Work with the team to understand requirements, contribute to user stories, and support the design process. Assist in reviewing designs, giving feedback, and ensuring alignment with user expectations.
• Architecture: Learn and contribute to designing scalable and robust system architectures (on-prem or cloud – Azure, AWS, or GCP).
• Development: Assist in front-end and back-end development using technologies such as SQL, Django, Angular/React, HTML, and CSS. Exposure to GoLang and Big Data will be a plus.
• Deployment: Support the implementation of scalable and cost-effective deployment strategies. Contribute to CI/CD processes on IIS or Linux. Familiarity with Dockers is a plus.
• Maintenance: Help in maintaining development and production environments, troubleshooting issues, fixing bugs, and suggesting improvements.
• Data Migration: Learn and assist in planning and implementing database migration strategies.
• Documentation: Contribute to technical documentation, including HLD, technical diagrams, script design, and SOPs.
• Client Interaction: Gain exposure to client communication and understand how to translate business requirements into technical solutions.

Requirements

Education – B.Tech (Computer Science, IT) or equivalent, currently pursuing or recently completed.

Experience – Previous internship experience is a plus.

Behavioural Skills

• Clear and assertive communication
• Ability to comprehend business requirements
• Teamwork and collaboration
• Analytical thinking
• Time management
• Problem-solving and troubleshooting skills.

Technical Skills

• Back-end & Front-end: Django, Angular/React, HTML, CSS
• Cloud Technologies: AWS, GCP, Azure
• Big Data: Hadoop, Spark (knowledge is a plus)
• Containerized Deployment: Dockers/Kubernetes (a plus)
• Other: Understanding of GoLang is a plus

Job Description 

We are looking for a skilled Java Full Stack Developer with hands-on experience in React.js for front-end development and strong expertise in Java-based back-end technologies. The ideal candidate should have 3+ years of experience in building scalable applications, preferably within the banking or fintech domain, with additional exposure to end-to-end product development from scratch. 

Key Responsibilities 

• Develop, test, and deploy scalable full-stack applications using Java (Spring Boot, Hibernate, etc.) on the back end and React.js on the front end. 
• Collaborate with cross-functional teams (Business Analysts, QA, DevOps, Product Owners) to deliver high-quality solutions. 
• Write clean, maintainable, and efficient code following best practices. 
• Design and implement RESTful APIs and integrate with third-party services. 
• Ensure application performance, security, and responsiveness. 
• Troubleshoot, debug, and optimize application performance. 
• Contribute to product development from scratch, including architecture design, coding standards, and feature delivery. 
• Stay up to date with emerging technologies, especially within the fintech and banking domain. 

Required Skills 

• Strong programming skills in Java, Spring Boot, Hibernate/JPA. 
• Proficiency in React.js, HTML5, CSS3, and JavaScript/TypeScript. 
• Experience in building RESTful APIs and integrating with front-end systems. 
• Solid understanding of relational databases (MySQL, PostgreSQL, Oracle) and query optimization. 
• Knowledge of CI/CD pipelines and cloud platforms (AWS, Azure, or GCP) is a plus. 
• Familiarity with Agile methodologies and version control tools (Git). 
• Good problem-solving and analytical skills. 

Preferred Qualifications 

• Prior experience in Banking or Fintech projects. 
• Proven experience in end-to-end product development from scratch. 
• Knowledge of microservices architecture. 
• Exposure to containerization tools (Docker, Kubernetes). 

Education 

Bachelor's or Master's degree in Computer Science, Information Technology, or related field.

Required Technical Skills:

Backend

• Strong proficiency in Node.js and TypeScript
• Extensive experience with NestJS framework
• Hands-on experience with Prisma ORM and complex database schemas
• Solid understanding of RESTful API design and Swagger documentation
• Proven experience writing unit and integration tests with Jest

Frontend

• Expert-level React knowledge and modern React patterns (hooks, context, etc.)
• Deep understanding of JavaScript and TypeScript fundamentals
• Experience with performance optimization techniques (code splitting, memoization, lazy loading)
• Strong grasp of responsive design and modern CSS practices

General

• Demonstrated experience conducting thorough code reviews
• Commitment to following strict development standards and best practices
• Strong understanding of software engineering principles and design patterns

When life gives you lemons and you can code both front and back with equal zest, you’re probably a Full Stack Developer we’d love on our team.

At Lemon Yellow, we’re looking for someone who thrives on building end-to-end web solutions using the MERN stack. From crafting intuitive front-ends to developing efficient, scalable back-end systems, you’ll be involved in shaping digital products from the ground up. If turning design mockups into pixel-perfect, high-performance applications excites you, we’re ready to build with you.

1. Core Responsibilities

• Build and maintain end-to-end web applications using the MERN stack.
• Act as a bridge between design and development to bring ideas to life with clean, scalable code.
• Support digital campaigns through intuitive and functional tech implementations.
• Design, develop, and deploy scalable front-end and back-end components.
• Write clean, maintainable code while collaborating with designers, marketers, and other developers.
• Translate product requirements and UI/UX wireframes into fully functional digital solutions.

2. API & Integration Management

• Implement RESTful APIs and connect third-party tools and services.
• Ensure smooth data exchange across platforms through secure integrations.
• Manage user authentication and authorization using mechanisms like JWT or OAuth.

3. Code Quality & Optimization

• Debug, profile, and optimize applications for performance and reliability.
• Maintain unit and integration test coverage for code robustness.
• Conduct code reviews and help improve internal coding standards.

4. Agile Collaboration

• Actively participate in agile activities: daily stand-ups, sprint planning, retros, and demos.
• Contribute to task estimation and cross-functional problem-solving.
• Stay responsive to project shifts and quick delivery needs.

5. Continuous Learning & Innovation

• Stay up to date with the latest development trends, tools, and practices.
• Share learnings and explore creative solutions for technical challenges.
• Experiment with emerging technologies and suggest process improvements.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Minimum 1 year of hands-on experience building production-ready web applications using MongoDB, Express.js, React.js, and Node.js.
• Strong command of JavaScript (ES6+), HTML5, and CSS3.
• Experience with Git and version control systems
• Familiarity with RESTful API design, JSON, and authentication mechanisms (JWT, OAuth)
• Familiarity with cloud platforms (AWS, Azure, or GCP) and containerization (Docker).
• Basic understanding of CI/CD pipelines and automated testing.
• Strong analytical and problem-solving mindset.
• Detail-oriented with a passion for clean, maintainable code.
• Collaborative attitude with good verbal and written communication skills.

What are we offering?

Experience

• A chance for you to work in a thriving and growing environment. We foster a culture where growth is harmonious and creativity is always appreciated - you grow and you encourage others to do the same.

Exposure

• If you believe in your work, we believe in you. If you think your designs have the power to change the world, we'll help you bring your vision to life and give you the platform to prove it.

Empathy

• We have a carefully curated culture that promotes 2 things: fun & fulfilment. Your welfare - personal, professional, mental, and physical - becomes our responsibility. From Fitness Thursdays to learning sessions, we try to make you laugh & learn.

Who are we?

Lemon Yellow LLP is a user-centered UI/UX design agency, based out of Thane, Maharashtra. With international operations, an experienced mentorship, and a passionate team, we aim to design digital happiness.

How do you reach us?

Well, after you send in your application, it takes us 2-3 weeks to review it. Sometimes, not often, we might delay just a bit beyond that. This happens when our mailbox is flooded with applications.

We promise we won’t ghost you, you’ll definitely hear from us. In the meantime, feel free to explore our official website.

Exp : 3+ years

Job Description:

We are looking for a highly skilled full stack developer who is comfortable with both front and back-end programming. The person would be responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside backend developers for application’s features/ functionalities. The person would be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.

Skillsets required:

•  Hands on experience in development using Angular/React, Node JS & Python or Django framework
• Should have experience in any Database and working knowledge on any major Cloud like AWS or Azure
• Must have Web Services/ API knowledge
• Exposure to Docker, Kubernetes and defining CI/CD pipeline for deployment of a project is an added advantage
• Knowledge of multiple front-end languages and libraries (e.g., HTML/ CSS, JavaScript, XML, jQuery) will be preferred
• Must be experienced in client interaction & mentoring the team.

Responsibilities:

•  Work with development teams and product managers 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
• Check the platform to ensure responsiveness and efficiency
• Troubleshoot, debug, and upgrade the platform
•  Create security and data protection settings
• Work with the analysts to improve the platform

• Thorough understanding of React Native and its core principles- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Experience in React Js, Javascript, Ruby on Rails (preferred)- Experience with popular React workflows (such as Flux or Redux)
• Familiarity with newer specifications of ECMAScript (ES6 & ES5 )- Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs- Experience with relational databases (PostgreSQL preferred)
• Working knowledge of git for version control- Understanding of Unix tools
• A user-centric mentality for building products

Roles and responsibilities:

•  Proficient in SQL, NoSQL, relational database design and methods for efficiently retrieving data 
•  Experience building complex and non-interactive systems batch, distributed, etc.
•  Be responsible for the technical design and experience in guiding/mentoring others.
•  Strong OOPS knowledge, including experience with design patterns
•  Experience with relational databases like MySQL/Oracle
•  Experience with enterprise application servers like Tomcat/Weblogic/Websphere.
•  Exposure to Web Services SOAP and RESTFUL
•  Exposure to Agile/Scrum, TDD, and Continuous Integration tools like Jenkins, Bamboo etc.
•  Excellent analytical aptitude and problem solving skills.
•  Excellent communication and customer interfacing skill

• Have the ability to translate UI/UX design wireframes to scalable code.
• Experience in developing pixel perfect frontend software, with deep experience in React.js
• Design, develop and maintain our user-facing products.
• Creating Restful APIs with Node.js
• Creating Decoupling architecture and microservices.
• Creating database schemas for products.
• Understanding of session management in a distributed server environment.
• Optimization of the application for maximum speed and scalability.
• Write well architectured code while adhering to best practices.
• Thoroughly understand the requirements and deliver features on time.

• 1-5 years of experience with React (redux, hooks).
• 1-5 years experience with JavaScript (ES6+, modern browser APIs, async/await) or Typescript.
• 1-5 years experience with HTML/CSS & responsive websites.
• 1-5 years experience with NodeJS & MongoDB (NoSQL).

• Join an early team of founders - be a part of the founding team.
• Get first-hand startup experience and grab the opportunity to grow with us as we grow.
• Full remote work.
• Attractive base salary.

• Experience as a full stack developer or similar role.
• Knowledge of multiple back-end languages is good to have (e.g. Java, Scala, Python, C#, J2EE, Web Services) and JavaScript frameworks (e.g. Angular, React, Node.js)
• Experience developing desktop and mobile applications and familiarity with common stacks.
• Experience with large-scale distributed storage and database systems (SQL or NoSQL, e.g. MongoDB/Cassandra/MySQL).
• Superb communication and collaboration skills.
• Ability to translate business use cases into good taxonomy design.
• Demonstrable skills in understanding importance of data design.

Roles & Responsibilities:

• As one of the earliest employees, there will be a lot on your plate. All the time!
• You'll build new product features from start to finish: through conception, research, maintenance, and polish. Think features to improve our collaborative student learning platforms, such as new collaborative learning activities for teaching coding and other subjects.
• You'll build improvements to performance, reliability, and product polish — for example, improving the efficiency and performance of our replicated state systems.
• You'll build and improve processes and internal tools with simplicity and productivity in mind — such as, a tool to sync updates between Zoho, slack etc.

This might be for you if...

• You have knowledge of ReactJS and any backend technology along with that
• You have been professionally coding for at least 3 years
• You have worked in a startup and relish the chaos and pressure
• You've built and maintained quality user interfaces that have reached a large audience, ideally while the product is experiencing rapid growth.
• You can readily learn most technologies as you go. To you, technologies are about tools and tradeoffs, not an ideology.
• You care about the business implications of anything you build. You're not just going after cool stuff — you understand the balance between craft, speed, and the bottom line.