Tech Lead

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.

About Us:

At Sublime Data Systems, we are dedicated to creating scalable, enterprise-level software solutions that drive innovation and growth. We are seeking an experienced Fullstack Engineer to join our dynamic team. As a core member of our cross-functional unit, you will play a pivotal role in the entire development life cycle, from conception to deployment. Your leadership will be essential in mentoring and guiding our team towards excellence. If you are passionate about coding, thrive in an entrepreneurial environment, and possess expertise in front-end and back-end technologies, we would love to meet you.

Key Responsibilities:

• Architect and develop robust, scalable, and efficient web applications using Node.js and React.js.
• Lead a team of developers in the design, development, testing, and deployment of high-performance web applications.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
• Stay up-to-date with emerging technologies and industry trends to drive innovation and excellence in our products.
• Conduct code reviews to ensure code quality and adherence to best practices.
• Mentor and coach team members to foster a culture of continuous learning and growth.
• Troubleshoot and resolve complex technical issues, ensuring seamless application performance.

Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Minimum of 5 years of experience in full-stack web development.
• Proficiency in Node.js, Express, Nest.js, React.js, and Next.js along with expertise in Typescript.
• Proven experience leading a team of engineers in a fast-paced, agile environment.
• Strong understanding of software development best practices, design patterns, and architectural principles.
• Extensive experience with front-end technologies such as HTML, CSS, and JavaScript.
• In-depth knowledge of RESTful APIs and experience with API integration.
• Expertise in utilizing modern development tools and deploying workflows, such as Git and CI/CD pipelines.
• Familiarity with message broker systems like RabbitMQ.
• Proficiency in databases such as Postgres or MySQL.
• Experience with ORM Frameworks like Sequelize or Typeform.
• Experience with microservices architecture.
• Experience with DevOps (AWS) practices
• Excellent problem-solving and debugging skills.
• Strong communication and leadership abilities.

Benefits:

• Positive work environment
• Encourage and sponsor learning and development programs
• Chance to work with advanced technology

Required Skills 

1) Good experience in React/Angular

2) Hand on Node.JS./Express JS 

3) Database : MYSQL/MongoDB 

4) Experience in Java Script, Typescript. 

5)Good experience in HTML5, CSS3, JavaScript, Jquery 

6) Experience working in an Agile environment. 

7) Good communication skills.

Roles and Responsibilities 

1) Understand client requirements and functionalities. 

2) Write well-designed, testable, efficient code. 

3) Responsible for solving complex technical issues. 

4) Ensure quality projects are delivered within defined timelines. 

5) Active involvement in client communication to understand functional requirements. 

6) Maintain high standards of quality for code, documentation and other deliverables. 

Required Skills 

1) Good experience in Angular

2) Hand on Node.JS./Express JS 

3) Database: MYSQL/MongoDB 

4) Experience in JavaScript, TypeScript. 

5)Good experience in HTML5, CSS3, JavaScript, Jquery 

6) Experience working in an Agile environment. 

7) Good communication skills.

 Job Description:

We are looking for a self-starter/ Full Stack Developer who can work well with minimal guidance and in a fluid environment. Proficient at programming and interacting with APIs and good knowledge of RESTful design. Customer-focused reacts well to changes, works with teams, and is able to multitask. A natural communicator who can articulate and express thoughts and explain technical concepts in clear, plain English (both written and verbal)

Key Responsibilities: 

Hands-on experience in different technologies and languages such as Java, JavaScript, HTML, CSS, ReactJS, NodeJS, MongoDB, Express JS, MySQL to develop applications. Full Stack Developers approach software holistically since you cater to both user experience and functionality. Participating in the design and creation of scalable software. Writing clean, functional code on the front- and back-end. Testing and fixing bugs or other coding issues

Position Type: Full-Time

Educational Qualifications: B.Tech/B.Sc/MCA/Relevant Degree in Computer Science.

Experience: 3+ years of hands-on experience in Front-end & Backend

Reports to: Development Manager

Roles & 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
• 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
• Work with data scientists and analysts to improve software
• Excellent scoping and estimation skills

Skills and Responsibilities:

• Proven experience as a Full Stack Developer or similar role
• Experience developing desktop and mobile applications
• Deep understanding of client-side development, coding in HTML5, CSS3, JavaScript ES6, and jQuery.
• Developing and implementing highly responsive user interface components using react
• Strong experience using a client-side MVC framework such as NodeJS, React JS, NextJS, Redux.
• Strong experience in feather JS is a plus
• Familiarity with common stacks & tech stacks.
• Strong knowledge in databases MySQL, MongoDB, web servers Apache, and UI/UX design.
• Top-notch programming skills and write code for robust software design.
• Experience in responsive design, cross-browser compatibility, and website performance.
• Knowledge of performance testing frameworks including Mocha and Jest
• Experience in object-oriented design skills.
• Aggressive problem diagnosis and creative problem-solving skills.
• Good understanding of how browsers and DOM work.
• Experience with Git.
• Experience with handling Services, RESTful, APIs.
• Knowledge of frontend CSS frameworks like Bootstrap.
• Excellent communication and teamwork skills
• Great attention to detail
• Organizational skills
• An analytical mind and problem-solving skills.
• F&B (Food and Beverages) domain experience is a plus.
• Monitoring and improving front-end performance
• A passion for new consumer technology and the emerging media landscape

• Ability to work in an existing codebase and collaborate with a diverse team
• Experience in building enterprise-scale backend REST APIs with frameworks such as Nest.js & Express.js using an API-first paradigm
• Intimate knowledge of crafting highly performant database queries
• Hands-on experience implementing relational database structures, including tables, indexes, views, etc.
• A mindset towards building systems for the cloud and DevOps fundamentals
• Working knowledge of cloud infrastructure services is good to have. If not then willingness to learn should be there.
• Focus towards building security, performance, and scalability into services from the beginning
• Experience with debugging code and troubleshooting technical issues in order to craft appropriate solutions
• Strong proficiency with JavaScript
• Experience in creating and deploying cloud-based web applications.
• Good at Jade, EJS,
• Good at CSS preprocessors (such as Stylus, Less, etc depending on your technology stack)
• Front-end technologies, such as HTML5, and CSS3
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop
• Creating database schemas that represent and support business processes
• Implementing automated testing platforms and unit tests
• Proficient understanding of code versioning tools, such as Git
• Experience with Node.js using web server-based frameworks such as Express.
• PLUS - experience with React.JS, React Native, vue.js javascript framework * Experience with Amazon Web Services
• PLUS - experience with Jenkins or other Continuous Integration tools

• Angular.JS experience
• MongoDB query and aggregation experience (not a database administrator)
• GraphQL experience
• Node.JS and Typescript experience
• CSS and SCSS experience
• CI/CD experience with GitHub actions

• Software development experience, one of Python (preferred) or Node.JS/Typescript)
• Experience with Messaging architectures - RabbitMQ (preference) or Kafka
• Experience with docker-containers 
• Experience with Apache NiFi (valued but not necessary)
• Experience with designing or implementing horizontally scalable solutions
• Experience working with RESTful APIs
• CI/CD experience with GitHub actions
• Experience with Azure cloud

Skills Required

• 8+ years of industry work experience
• Proven experience as a Full Stack Developer or similar role
• 3+ years of web application development with JavaScript as full stack
• Full stack experience designing and building scalable applications from end-to-end 
• Excellent JavaScript / Typescript skills
• Strong proficiency in React (hooks knowledge is plus)
• Strong proficiency in Nodejs
• Good HTML5 / CSS3 skills with expertise on responsive web design 
• Must have Design and development experience in Micro services using NodeJS and TypeScript
• Experience with NoSQL databases such as MongoDB, mongoose, aggregation framework and Redis 
• Experience with Web sockets and related frameworks (e.g. Socket.IO) 
• Experience in using and developing GraphQL APIs
• Experience in performance tuning
• Knowledge of code versioning tools such as Git, Mercurial or SVN.
• Open minded to take up any challenge, research and provide solutions 
• Great attention to detail
• Testing libraries – jest, testing-library is plus
• TDD / BDD experience is plus
• Experience with AWS, K8S, CI/CD is plus
• Familiar with SDLC methodologies like SCRUM, AGILE, Continuous Integration

• Design – Analyze, design & document the system / solution based on the business needs which is scalable, resilient and maintainable with low overhead for both client and server side
• Problem solving – Solve the challenges and problems faced by team by guiding and team with best practices
• Coordinate - Communicate system requirements to developers; explain system structure to them and provide assistance
• Code Reviews – Perform code reviews 
• Planning – Plan and assign tasks to team members
• Develop – Develop micro services and micro frontends

Work Environment Details:

Founded in 2011 and trusted by companies across 70 countries and more, KnowledgeHut is the skills solutions provider that organizations and individuals the world over count on to innovate faster and create progress.
We help technologists master their craft and take control of their careers. We empower businesses everywhere to build adaptable teams, speed up release cycles and become scalable, reliable, and secure.  
Our mission to democratize technology skills is what drives us, and our values are at the helm of how we work together. We thrive in an environment with creativity around every corner, challenges that keep us on our toes, and peers who inspire us to be the best we can be.  
If you have the development skills required and are excited to come to work every day knowing you’re helping our customers build the skills that power innovation, we want to hear from you!

Overview

Xcelpros is a Global company, headquartered in Chicago (US) with multiple locations in US and Bengaluru, India. Our focus is Tech Innovation, Product Development and Technology Consulting.

We are hiring for our Product Development team and have an immediate need for a Backend Developer / Fullstack MERN Developer. The position calls for someone with a mindset who can build great products, manage multiple projects and related tasks on deadline. We are looking for high-quality and passionate developers that want to be a part of a great product team.

You need to have at least 2 years of demonstrated experience  as a Backend Developer using MERN (NodeJS, MongoDB, PostgreSQL & Express) & GraphQL technologies. The candidate will work closely with our internal teams in the design, development, launch and enhancement of various products.

About XcelPros

XcelPros is a Global company, headquartered in Chicago (US) with multiple locations in US and Bengaluru, India. XcelPros is focused on Tech Innovation, Product Development and Technology Consulting.

XcelPros specializes in technology solutions for Business-to-Business (B2B) and Business-to-Consumer (B2C) areas. We believe technology is the enabler of exponential growth for us and our customers. We are strategists delivering innovative business and technology solutions.  We have been well funded and operational since 2011.

XcelPros and affiliated group of companies are proud to foster a high-performance culture, one that's defined by having the best people, with the skills and determination to deliver above and beyond. We look for insightful and astute professionals who are also forward-thinking, confident, self-motivated and globally minded. Our core team consists of professionals with a wide range of skills and backgrounds.  XcelPros is continuously looking for talented, highly motivated individuals who believe in excellence and are committed to providing superior service to our customers and stakeholders. 

Experience

• Minimum of 2 years of experience in the design and development of  Web and Mobile applications using NodeJS, MongoDB, PostgreSQL, Apollo - GraphQL and React
• You are required to have experience with development in Microservices Architecture 
• Experience with NestJS framework is a major plus
• Hands on experience with GoLang is not mandatory but a major plus

Start Date - Immediate

Positions - 2 (Immediate Need)

Responsibilities

• Minimum of 2 years of hands-on experience building applications in NodeJS, MongoDB, PostgreSQL, Apollo - GraphQL and React
• Strong and mandatory experience of 2 years of experience in building applications using the Microservices architecture in NodeJS
• Strong and mandatory skills in Automating Components, Perceptibility, Configuration Management, Debugging & Consistency while writing Microservices.
• Experience building applications using NestJS or similar frameworks is a major plus 
• Experience building applications and service integrations using Apollo /  GraphQL
• Adhere to best practices of engineering by writing high-quality code.
• Hands on experience in Elastic Search and related technologies
• Hands on experience with one or more testing frameworks such as  Jest
• You are required to write / conduct unit & integration testing to ensure code meets high-quality standards
• Collaborate with multiple stakeholders, including Production Support, BAs, Architect, Project Managers, and Product Owners to deliver high quality solutions.
• Develop, build, configure and unit test solutions from low level designs
• Ensure that solutions meet requirements outlined in the design documentation
• Perform all work to agreed time, cost and quality constraints
• Ensure that developed solutions are peer reviewed and formally documented
• Design, develop, test and document detailed technical specifications for application components built using MERN (MongoDB, ExpressJS, ReactJS, NodeJS) stack and integrations
• Develop and maintain high traffic / high performance React and Node based e-commerce web applications and web services, including support for mobile
• Participate in support activities to help UI developers integrate with APIs / services
• Create and maintain scalable infrastructure leveraging modern AWS cloud platforms
• Knowledge of all development aspects within an Agile SDLC framework, including; estimation, design, development, unit test, code reviews, and documentation
• Develop solutions that satisfy business requirements as outlined in user stories, and within agreed upon timelines
• Ensure solutions are of high-quality with regards to following standards and best practices, as well as satisfying security and performance requirements
• Collaborate effectively with other Agile team members
• Work with the Production Support team in the research and resolution of production issues.
• Prior hands-on experience with architecture for Web and Mobile technologies, E-commerce, Payment Gateways, Data security and encryption is a major plus
• Experience with CICD, containers and container management platforms(Dockers, Docker Swarm/Kubernetes, etc.)
• Knowledge of GOLANG is a major plus
• Good understanding of the Twelve-factor App methodology is a major plus
• Experience defining new architectures and ability to drive project from an architecture standpoint is a major plus
• Experience with Security configuration is a major plus
• Experience in understanding platforms & key AWS services like Elastic Beanstalk, AWS Lambda, ECS, AWS Fargate, EKS, EC2, S3 etc. is a major plus
• Troubleshoot and resolve complex technical issues in cloud integrations
• Highest levels of code quality
• Needs to conduct weekly code reviews
• Ensure timely and quality release of the product in collaboration with other team members
• Must be a self-starter and able to build up presence in the team.
• Perform other related duties as assigned

Technical Expertise / Hands-On Skills:

• MERN (MongoDB, ExpressJS & Node JS)
• PostGreSQL
• Apollo GraphQL
• JEST
• RESTAPIs

Key Deliverables

• Develop very high sense of ownership, the zeal to build scalable applications
• Develop a deep understanding of product development and start-up ecosystem
• Work with a performance oriented team driven by ownership and open to experiments
• Build customer facing technology product for global customers
• Collaborate with development teams to help identify and develop reusable platforms/libraries.

Key Requirements

• Can do attitude
• Highly motivated to bring fresh thoughts to the table
• Highly creative and most importantly willing to exercise it
• Self-starter and self-learner focused on research and learning
• Ability to play a variety of roles and most importantly take accountability
• Ability to communicate openly and embrace various perspectives without judgment
• Believe in a ”No politics” attitude. Politics can be detrimental to yourself and the organization.