Lead Developer ( MERN Stack )

Position Title : JavaScript / TypeScript Engineer

Experience : 5+ Years

Opportunity : Full-Time (40 hrs/week)

Availability : Immediate

PST Overlap : 5 hours required

About the Role :

We are looking for experienced JavaScript/TypeScript Engineers to develop cutting-edge AI solutions for US-based companies. You’ll work on innovative projects, ensuring clean, scalable, and maintainable code.

Required Skills :

• 5+ Years of experience in JavaScript/TypeScript development
• Strong expertise in Node.js/Nest.js (3+ yrs) and React/Vue/Angular (3+ yrs).
• Proficiency in ES6, modular development, scalable architectures.
• Experience with Docker and best coding practices.
• Strong communication skills in English.

We are looking for a talented and enthusiastic MERN Stack Developer to join our development team. As a MERN developer, you will be responsible for building and maintaining full-stack web applications using MongoDB, Express.js, React.js, and Node.js.

Core Responsibilities

· Develop, test, and maintain full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).

· Design and implement robust, scalable, and secure RESTful APIs and backend services.

· Collaborate with UI/UX designers to build responsive, intuitive, and user-friendly web interfaces.

· Optimize applications for performance, speed, and scalability.

· Write clean, well-documented, and maintainable code following best practices.

· Participate in code reviews, team discussions, and agile ceremonies to ensure high-quality software delivery.

· Bonus skills: Familiarity with TypeScript, Docker, and CI/CD pipelines is a strong plus.

· Experience with cloud platforms such as AWS will be considered an added advantage.

Key Requirements

· 2 - 3 years of hands-on experience in full-stack development using the MERN stack.

· Proficiency in React.js, Node.js, Express.js, and experience with both PostgreSQL and MongoDB.

· Strong foundation in JavaScript, along with HTML5 and CSS3.

· Experience integrating and working with REST APIs and third-party APIs.

· Familiarity with Git and collaborative version control workflows.

· Solid problem-solving, debugging, and analytical skills.

· Experience working in an Agile/Scrum development environment.

Responsibilities

• Design and develop REST-based web services utilizing Java micro services web frameworks (Spring Boot)
• Apply design principles and patterns in creating enterprise level solutions, as needed
• Perform web services tuning and performance testing
• Implement unit tests as needed
• Support front-end developers in leveraging web services
• Automate/script common developer tasks, continually optimize personal and team workflows
• Infrastructure setup and configuration
• Engage in code review and feedback process
• Take a feature from inception to completion independently across the stack
• Collaborate with teammates on proposed UX/UI and provide feedback as needed
• Participate in and support the entire SDLC processes

Requirements

• Spring Boot, Spring Security, Spring JPA & Hibernate
• Relational data modelling concepts and experience in PostgreSQL, MySQL, or similar
• Adopted opinionated RESTful web services design patterns
• Microservices-based application architecture
• Application containerization technologies, including Docker, Kubernetes, and cloud-vendor implementations (AWS, Azure, other)
• Other modern technologies relevant to the technology stack defined here
• Javascript ES6 or later
• React
• Git

• 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.

Role: Full Stack Web Developer (full time, remote)

Job description:
Ycenter is looking for a Full Stack Developer to join its Digital Innovations and product development team. This is a fully remote, full time position. You will be employed under the Ycenter India office.

We’re looking for a dynamic coder and problem-solver to work with our Digital Innovations team and help build web products that solve complex global problems for our clients. Preferably a Full Stack Developer / Software Engineer with 2-4 years of experience in building & maintaining web applications, not afraid of taking on new challenges in a fast paced startup environment, able to take leadership decisions independently (read: without a boss) and an obsession for effective & timely communication.

Why you should work with us:

1. If you’ve ever felt that technology should be used for social good, or wanted to create measurable impact through your work, this is the opportunity
2. Be a part of a global team of engineers, entrepreneurs, researchers, designers, and a bot to tackle complex business & social problems for our clients. Past clients include Abbott Global Healthcare, US Department of Commerce, GODAN (Global Open Data For Agriculture & Nutrition), Microsoft and United Nations.
3. Work directly with Ycenter’s leadership team and grab optional opportunities to learn Design Thinking, Leadership and Entrepreneurship (read: what makes a startup successful. We will tell you from experience)
4. Work on end-to-end projects that add real value to your portfolio.
5. We care about you as a person and the work you do, more than spreadsheets and corporate KPIs. In fact if you love spreadsheets, this role is not for you.
6. We are obsessed about pop culture, good movies, TV shows, books and music. We will probably judge you by your Netflix Watch History more than your CV.

Responsibilities:

1. Build end-to-end web applications and test for performance based on predefined scope.
2. Work with Ycenter's leadership team to integrate business requirements with technical architecture and understand the product development roadmap.
3. Analyze & optimize user metrics, system performance and database security.
4. Work with Ycenter’s leadership team to conduct user research and design UX/UI.
5. Optimize search engine performance.
6. Maintain third-party API integrations & help automate client business processes. 

Skills & technologies: 

• Should be proficient in at least one object oriented programming language: C++ / Java / Python / JavaScript
• Skilled at and experienced in web application development with the following full-stack competency:

1. Preferred stack: MERN (MongoDB, ExpressJS, React, NodeJS)
   Alternate stack: LAMP with Laravel framework
2. Should be familiar with building Progressive Web Applications using custom service workers for offline functionality
3. Experience with offline storage, threading, and performance tuning 
4. Proficient in frontend development using HTML5, CSS3, JavaScript, JQuery, JSON
5. Knowledge of Javascript-based data visualization & graph libraries
6. Knowledge of and experience in server-side scripting and process automation
7. Knowledge of and experience in MySQL database operations & optimization.
8. Knowledge of and experience in building & handling REST APIs
9. Knowledge of and experience in server environment setup & application deployment in either AWS or Microsoft Azure
10. Knowledge of building Python-based applications is a bonus but not a requirement

• Should have experience with UI/UX design
• Should be familiar with the Git version control system.
• Should be experienced in application testing (manual) and CI/CD workflow
• Should be comfortable working with DevOps processes using Agile methodology

Full Stack Developer at Roarke will be responsible for building scalable software applications and is comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries.  He/she is responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for application design features, among other duties

Responsibilities:

• Interface with technical team to determine reporting requirements of a given project
• 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.

Required Skills:

• Knowledge of essential front-end technologies like HTML, CSS, JavaScript
• At least one server-side programming language like Java, Python, PHP, Ruby, etc.
• Database management and caching mechanism
• Server and configuration management
• Version control systems like GitHub, GitLab, BeanStalk
• Basic UI/UX design
• Project management skills
• Security awareness
• The agile development approach to carry out the vision with multidisciplinary tasks without any hurry or disturbance.
• Generate an MVP (minimum viable product)
• Problem Solving Skills for you will be expected to be the go-to person during any technical difficulty while creating an application.

Desired Skills:

• Good communication and problem-solving skills.
• Project management skills.
• Problem-solving skills
• Focus on customer satisfaction

Required Experience:

• >4 years’ experience developing mobile and web applications

Required Education:

• A Bachelor’s degree in Computer Science or a related field