React.js

• Mandatory Skills:
• Python (min 4yrs)
• React.js (min 4yrs)
• Django, Fast API (min 4yrs)
• Solid understanding of RESTful APIs and backend-frontend integration
• PostgreSQ/ MySQL/MongoDB

Key Responsibilities:

• Design, develop, and maintain full-stack applications using Python and React.
• Collaborate with designers, product managers, and other developers to build user-friendly interfaces and seamless APIs.
• Optimize applications for maximum speed and scalability.
• Write clean, maintainable, and well-documented code.
• Debug and resolve technical issues promptly.
• Implement unit and integration tests to ensure high-quality deliverables.
• Stay updated with the latest industry trends, tools, and technologies.
• Participate in code reviews and contribute to team best practices.

Required Skills and Qualifications:

• 3–5 years of hands-on experience with Python and React.
• Strong understanding of JavaScript, ES6+, and TypeScript (preferred).
• Proficient in building RESTful APIs and integrating with frontend frameworks.
• Experience with state management libraries (e.g., Redux, Context API).
• Familiarity with databases such as MongoDB, PostgreSQL, or MySQL.
• Experience with modern build tools and package managers like Webpack, Babel, NPM, or Yarn.
• Hands-on experience with version control tools, particularly Git.
• Knowledge of containerization and CI/CD pipelines is a plus.

Role Overview

At Cubic Transportation Systems, the P3 Senior Software Engineer (MERN Stack) is a strong full-stack individual contributor responsible for building and maintaining reliable, scalable applications that support mission-critical transportation platforms used globally.

This role focuses on feature ownership, execution excellence, and high-quality delivery within established architectural patterns.

Key Responsibilities

• Develop and maintain full-stack applications using MongoDB, Express.js, React, and Node.js
• Build responsive and accessible React-based user interfaces
• Design and implement RESTful APIs and backend services
• Own assigned features end-to-end, from development to production support
• Write clean, testable, and maintainable code
• Participate actively in code reviews and design discussions
• Debug and resolve issues across frontend, backend, and database layers
• Collaborate with QA, DevOps, and System Engineering teams for releases

Required Skills & Experience

• 6–8 years of professional software engineering experience
• Strong hands-on experience with React (hooks, component architecture, state management)
• Solid backend experience using Node.js and Express.js
• Experience with MongoDB (schema design, queries, basic performance tuning)
• Experience building and consuming RESTful APIs
• Familiarity with authentication, authorization, and RBAC
• Experience working in Agile development environments
• Proficiency with Git and modern development workflows

Success in This Role

• Delivers complex features independently and reliably
• Maintains high code quality and follows engineering standards
• Demonstrates clear ownership of assigned modules or services
• Escalates risks and dependencies proactively

Tech Lead

 Key goals and responsibilities

· Building reusable components and front-end libraries for future use

· Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache

· Ensure best coding practices to build efficiencies and scalability of the tech stack; to be implemented by the team.

· Ensure defect-free software deployment and maintenance thereof.

· Focus on critical trouble shooting issues; be obstacle remover for the team.

· Create and maintain project documentation and tech specs.

· Review the code periodically from technical and security point of view with due recommendations.

· Track team on performance and task management to deliver to timelines and quality.

· Thorough understanding of React.js, Vue Js and its core principles

· Familiarity with modern front-end build pipelines and tools

· A knack of benchmarking and optimization

· Familiarity with code versioning tools such as Git, SVN, and Mercurial

· Good understanding of quality JavaScript code (Object oriented and commonly used design patterns )

· Capable of debugging complex issues in JavaScript

· Understanding of JS debug tools and chrome dev tools

Your key qualifications & competencies:

· Understanding of web markup, including HTML5 and CSS3

· Familiarity with RESTful APIs

· Knowledge of modern authorization mechanisms, such as JSON Web Token

· Experience with data structure libraries (e.g., Immutable.js)

· At least 5+ years of hands on coding experience

· Strong understanding of OOPS Concepts and data structure

· Have practical knowledge/experience in JAVA , Microservices , Springboot , hibernate and MySQL database

· Have prior experience in scrum and agile methodologies

· Should have 5+ years of experience in modern JavaScript frameworks such as React.js /Vue/AngularJS /Knockout

· Must have experience on AWS, or Google cloud. Must have knowledge of GIT.

· Should have sound understanding of http and REST. Be a proponent of strict code quality standards using JSLint etc.

· Should have atleast 3+ years of leading teams and proven record of adherence to ambitious deadlines.

· Should have strong understanding of object oriented and functional programming in JavaScript.

Summary:

The Learner Company is an education start-up that designs personalized learning experiences by integrating them with the best of what technology offers. We are currently building an online learning engine to host adaptive online courses, simulations, and multiplayer games for institutional partners. We are now in the software development stage of the project.

We are looking for a full-stack developer to join our development team. The developer will be responsible for the overall development and implementation of front and back-end software applications. Their responsibilities will extend from designing system architecture to high-level programming, performance testing, and systems integration.

We are looking for an individual who is optimistic about technology and people, is open to and excited by new ideas, and considers themselves a life-long learner.

Responsibilities:

• Meeting with the software development team to define the scope and scale of software projects.
• Designing software system architecture.
• Completing data structures and design patterns.
• Designing and implementing scalable web services, applications, and APIs.
• Developing and maintaining internal software tools.
• Writing low-level and high-level code.
• Troubleshooting and bug fixing.
• Identifying bottlenecks and improving software efficiency.
• Collaborating with the design team on developing micro-services.
• Writing technical documents.

Required Competencies:

• Bachelor’s degree in computer engineering or computer science.
• Previous experience as a full stack engineer.
• Advanced knowledge of front-end languages including HTML5, CSS, TypeScript, JavaScript, C++, JQuery, React.js and Next.js.
• Knowledge of relational database systems and SQL.
• Familiarity with AWS architecture and working knowledge of services like S3, SES, EC2, RDS and more.
• Proficient in back-end languages including Java, Python, Rails, Ruby, .NET, and PHP.
• Advanced troubleshooting skills.
• Familiarity with MS Word, Excel, PowerPoint, Notion, Veed.io, Linear, Intercom, Plateau, and Miro.
• A strong belief that a team as a whole is greater than the sum of its parts.
• Excellent leadership, communication, and organization skills
  
  

Experience Needed: 2+ Years

Location: Bengaluru

• Meeting with the software development team to define the scope and scale of software projects.
• Designing software system architecture.
• Completing data structures and design patterns.
• Designing and implementing scalable web services, applications, and APIs.
• Developing and maintaining internal software tools.
• Writing low-level and high-level code.
• Troubleshooting and bug fixing.
• Identifying bottlenecks and improving software efficiency.
• Collaborating with the design team on developing micro-services.
• Writing technical documents.

WHAT YOU’LL BE DOING: 

• Developing front end website architecture (Bootstrap, HTML 5, CSS3). 
• Designing Rich User interactions on web pages (User Experience into consideration). 

• Developing back end website applications (Controllers, Services and APIs). 
• Ensuring Site Compatibility with mobile devices 
• Working alongside UI/UX for web design features. 
• Working with Product Manager to translate User Requirements → Technical Requirements. 
• Developing APIs for external/internal consumption. 

QUALIFICATIONS: 

• Minimum 3-5 years of Experience in Full Stack development 
• Degree in Engineering or Computer Science. 
• Proficiency with Front-end development languages such as HTML, CSS and JavaScript. 
• Familiarity with JavaScript frameworks such as JQuery, VueJS or Angular. 

• Proficiency with Java/JSP, Spring Stack (Security, Web MVC, REST). 
• Familiarity with database technology such as MySQL. 
• Proficiency in Build Cycle management (Maven, Jenkins, Scripting). 
• Familiarity with Deployment technologies like Docker, Rancher and Virtual machines. 
• Familiarity with Agile Development processes. 

• Excellent verbal communication skills. 
• Good problem-solving skills with attention to detail. 
• Able to create functional, attractive applications that perfectly meet the needs of the user.