Senior Software Engineer

When life gives you lemons, we turn them into seamless digital experiences.

Lemon Yellow LLP is looking for a Full Stack Developer Intern, someone who’s passionate about building, learning, and experimenting with code. You’ll collaborate with our developers and designers to turn ideas into real, functional web applications using the MERN stack. If you're eager to dive into the full development lifecycle and ship things that matter, this internship is for you.

Core Responsibilities

• Assist in building end-to-end web applications using MERN (MongoDB, Express.js, React.js, and Node.js)
• Transform UI/UX designs into responsive, accessible front-end components
• Write and test basic REST API endpoints
• Support feature development and contribute to bug fixes
• Document code and follow standard Git workflows
• Observe and learn from code reviews, deployment flows, and team development practices

API & Integration Exposure

• Gain exposure to API integrations and backend data handling
• Assist in connecting third-party tools and services
• Understand user authentication basics like JWT or OAuth

Code Quality & Testing

• Write simple unit tests to validate functionality
• Learn to debug and support in identifying issues and improving performance

Agile Collaboration

• Participate in daily stand-ups, sprint planning, and retrospectives
• Contribute to a collaborative development process through feedback and iteration
• Understand real-world agile workflows and team dynamics

Learning & Growth

• Stay curious and up to date with current trends in web development
• Attend team learning sessions and tech discussions
• Learn under the mentorship of experienced developers

What We Need From You

• Graduate in Computer Science, Software Engineering or a related field
• Basic understanding of JavaScript (ES6+), HTML5, and CSS3
• Exposure to at least one of the MERN technologies through coursework, side projects, or self-study
• Basic knowledge of Git and version control workflows
• Eagerness to learn, take feedback, and build real features
• A portfolio, GitHub profile, or personal projects is a plus

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.

You should apply if you believe in making a difference with your designs.

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.

Job Summary:

We are seeking a motivated and skilled Founding Engineer to join our innovative team in Mumbai. This role offers a unique opportunity to help shape our technology and product direction, leveraging your expertise in full-stack development using React.js, Node.js, and MySQL.

Key Responsibilities:

• Design and implement user-friendly frontend applications using React to enhance user experience.
• Develop robust server-side applications and APIs with Node.js to support our business logic and data processing needs.
• Manage and optimize MySQL databases, ensuring data integrity and performance while querying and updating data.
• Collaborate closely with cross-functional teams including product management and UX/UI to deliver cohesive product features.
• Participate in code reviews and ensure adherence to best practices in software development, maintaining high-quality code.
• Assist in troubleshooting and debugging issues across the stack, ensuring a smooth operation of our applications.
• Contribute to the architecture and roadmap of our technology platform, helping to define future iterations based on user feedback.

Requirements:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 1 to 4 years of experience in full-stack development with a focus on React.js, Node.js, and MySQL.
• Strong understanding of web technologies, including HTML, CSS, and JavaScript frameworks.
• Proficient in database management and design, particularly in MySQL.
• Excellent problem-solving skills and the ability to work in a fast-paced startup environment.
• Demonstrated ability to work collaboratively in a team and communicate technical concepts clearly.
• Passion for building innovative and scalable applications that meet user needs.

• Working on our security suite, to build and maintain security software which runs on 1000's of client websites
• Building scalable applications in Symfony and fine tuning our CMS (WordPress/ Magento etc.) plugins
• Working in an agile environment of engineers to architect, design, develop and build our server-side infrastructure for our web security product
• Researching, designing and coding, troubleshooting and supporting. What you create is also what you own
• Writing secure, high quality, modular, testable & well documented code for features outlined in every sprint
• Designing and implementing APIs in support of front-end services with a highly scalable, flexible, and secure backend using the LAMP stack
• Identifying and correcting bottlenecks and fix bugs
• Driving strict code review standards among the team
• Ensuring timely delivery of the features/products
• Working with product managers to ensure product delivery status is transparent & the product always looks like how it was imagined
• Working closely with Security & Malware teams in writing APIs, modules
• Being responsible for technical hiring, training, reviewing

What you need to have:

Job Description

• Planning with the product advancement group to finish item thoughts 
• Utilizing different programming to plan the items. Has hands on coding experience across different technology stacks. Willing to experiment & explore across technologies and identify the best suited
• Performing constant market analysis of competing products
• Testing item models to control configuration blemishes 
• Talking with delivery team to work out financially savvy producing methodology and solutions. 
• Ability to ideate, code, setup a prototype and on approval design the entire application as per business requirements.
• Complete knowledge of Full stack development. .
• As a product engineer, our Super Hero is expected to participate in all parts of development life cycle. Create user friendly, cost effective product design.
• Ability to research w.r.t features, UX, functionalities and finally testing before being rolled out.

Job Requirements

• Familiarity with all stages of product development life cycle.
• Extensive experience in writing codes, deep understanding of platform architecture, ability to design & develop solutions & knack towards problem solving.
• Deep engineering skills in various technology stacks, ability to handle big data concepts, keen to work in IIOT & machine data domain.  
• Ability to effectively present ideas & communicate with team members within & outside organization, ability to write routine reports and correspondence and ability to speak confidently & effectively before groups of customers or other Donaldson colleagues.
• We are happy to have a technology geek take this position as long as s/he is able to align the product roadmap to organization’s growth roadmap.
• Good communication and presentation skills
• Effective written and verbal skills in English Language are mandatory.
• This is a global role and the candidate may be required to travel to Smart Ship Hub’s different delivery centres.

Experience Requirements & Educational Qualification

• Atleast 5 years of proven product engineering experience. Must have: managed product life cycle, knowledge of product roadmap, extensive coding experience.
• Should be open to working in Disruptive Application Design domain, IIOT, Smart Sensors, Big data

• Hands-on experience in Laravel