
L4 Fullstack Engineer
at retail, post-purchase, returns, logistics, supply chain, eco
Company: Billion-dollar US-based Retail
About the Role:
We are seeking a talented and experienced Fullstack Engineer with a strong focus on frontend development to join our dynamic team. You will work with modern web technologies to design and implement highly scalable and user-friendly interfaces for our global e-commerce platform. This is a hybrid role requiring 3 days a week from the office and 2 days remote.
Key Responsibilities:
Develop and maintain high-performance web applications with a primary focus on frontend features.
Collaborate with designers, backend engineers, and product managers to deliver seamless user experiences.
Write clean, maintainable, and scalable code using React.js, Vue.js, and other modern frameworks.
Integrate and optimize backend services using Node.js and PostgreSQL.
Participate in code reviews, mentoring sessions, and team discussions to uphold engineering excellence.
Stay up-to-date with emerging trends and technologies in fullstack and frontend development.
Required Skills and Experience:
8+ years of professional experience in software development, focusing on fullstack engineering.
Strong proficiency in React.js and/or Vue.js for frontend development.
Solid understanding of Node.js for backend services.
Experience with relational databases like PostgreSQL.
Proficiency in building responsive, cross-browser-compatible, and accessible user interfaces.
Familiarity with agile development methodologies and version control systems like Git.
Excellent problem-solving skills and the ability to work effectively in a team-oriented environment.
Preferred Qualifications:
Previous experience in the retail/ E-commerce / and finance domain a plus.

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Key Responsibilities
- Design, develop, and maintain full-stack web applications using MongoDB, Express.js, React.js, and Node.js
- Build and optimise RESTful APIs and micro services
- Work closely with product managers, designers, and developers to deliver scalable solutions
- Write clean, maintainable, and testable code
- Ensure application performance, security, and responsiveness
- Mentor junior developers and contribute to code reviews
🔹 Must-Have Skills
- Strong hands-on experience with MERN stack (MongoDB, Express, React, Node.js)
- Proficiency in JavaScript (ES6+), HTML5, CSS3
- Experience with Redux / State Management in React
- Solid backend expertise with Node.js & Express.js
- Database design, queries, and performance tuning in MongoDB
- Good understanding of REST APIs, authentication (JWT, OAuth)
- Familiarity with Git, CI/CD pipelines, and Agile methodology
- Exposure to cloud platforms (AWS, Azure, GCP) is a plus
🎯 Preferred Skills
- Experience with TypeScript
- Knowledge of GraphQL, Docker, Kubernetes
- Unit testing with Jest / Mocha
- Experience mentoring or leading small teams
🎓 Education
- Bachelor's / Master's in Computer Science, IT, or related field
We are looking for a Fullstack Developer experienced with Fullstack JavaScript, Cloud and IoT solutions. For the agile development of our web, mobile, and cloud applications and IoT products, building efficient, reliable and scalable solutions. A hands-on coding role, where you will build and manage your own team.
Tasks:
- Development of modern JavaScript-based applications in the back-end
- Development, implementation and optimisation of innovative IoT products, web apps and new features
- Technical product design, solution architecture, specifications and implementation of Livello solutions
- Work with a cross-functional team to define, build, test, and deploy universal applications
- Version control with Git is part of your daily work and continuous integration
- Ensure the implementation of technical standards, quality assurance and best practices.
Requirements:
- Bachelor's degree in Computer Science or comparable field of study
- 3-4 years experience in agile software development.
- Proficiency in Javascript, Node.js, TypeScript, Reactjs, Reactnative and Nest.js, MongoDB.
- Experience with GraphQL and docker as well as state management solutions (Redux, Saga)
- Experience with test and deployment automation (Gitlab, Fastlane, Jest).
- Experience with MongoDB or any equivalent Database.
- Ability to work cooperatively and independently, analytical thinking, willingness to lead and take on responsibility
- Fluent in English.
Nice to have:
- Experienced in IoT-to-Cloud managed services, Microservices, Kubernetes and Docker on GCP / AWS
- Knowledge of IoT device management and message brokers like AMQP or MQTT.
Benefits
- A responsible position in a fast-growing and highly innovative start-up
- An agile and diverse team with colleagues from all over the world, working with our main office in Germany
- English speaking open work environment, with flat hierarchies and short decision-making paths
- Advanced technology stack leveraging cutting-edge IoT hardware and software
- Creative freedom for own ideas, projects and personal development.
Looking for Python with React.
Python frameworks like Django or Flask.
Develop RESTful APIs or GraphQL endpoints
We are looking for a talented Fullstack Developer with 2-5 years of experience to join our engineering team. The ideal candidate will have experience with MongoDB, Express, React, and Node. As a Fullstack Developer, you will be responsible for developing and maintaining our web-based applications and services.
Responsibilities:
- Work collaboratively with the product and engineering teams to develop high-quality web-based applications and services.
- Develop and maintain RESTful APIs using Node.js and Express.
- Design and develop the front-end user interface using React.
- Create and maintain MongoDB databases and related services.
- Develop and maintain automated test cases for both front-end and back-end applications.
- Participate in code reviews and ensure code quality.
- Stay up-to-date with emerging trends and technologies in web development and AI.
Qualifications:
- 2-5 years of experience as a Fullstack Developer with expertise in MongoDB, Express, React, and Node.
- Experience in developing RESTful APIs using Node.js and Express.
- Experience in front-end development using React.
- Experience in database development using MongoDB.
- Strong knowledge of HTML, CSS, and JavaScript.
- Strong problem-solving and analytical skills.
- Excellent communication and collaboration skills.
- Experience in automated testing using Jest, Cypress, or other similar frameworks is a plus.
- Experience in AWS or other cloud technologies is a plus.
- Knowledge of AI and machine learning concepts is a plus.
We offer a competitive salary, flexible working hours, and a collaborative work environment. If you are passionate about AI & how teams collaborate, and want to work in a fast-paced, innovative environment, then we want to hear from you.
• Two years of experience with Angular
• Angular 7+, Material, Typescript
• Expertise in chart libraries like D3.js, Chart.js, High charts
• Jasmine, Karma
• JavaScript (ES6), CSS3, HTML 5 APIs
• AJAX with JSON
• RESTful Web services
• Full stack development experience with backend Java, NodeJS is preferred.
• Familiar with object-oriented programming techniques and Agile development environment
• Experience in developing many different types of visualizations, including histogram analysis, time-series analysis methods
• Candidate should have an overall awareness of the performance and scalability of the screens created
• Working with Github
• Excellent communication skills, both verbal and written.
We are looking for a Full Stack Developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment. As a Full Stack Developer, you should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries. You should also be a team player with a knack for visual design and utility.
What you’ll do:
• 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
What you’ll need:
• Proven experience as a Full Stack Developer or similar role
• Experience as a node.js developer
• Experience as a React Native Developer
• Experience in handling build systems, deployments, and cloud systems
• Experience developing desktop and mobile applications
• Knowledge of multiple front-end languages and libraries (e.g. JavaScript, XML, jQuery)
• Knowledge of multiple back-end languages (e.g. C#, java, etc) and JavaScript
frameworks (e.g. Angular, React, Node.js)
• Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache)
• Excellent communication and teamwork skills
You are required to possess good knowledge of PHP and experience in Laravel repository.
Responsibilities and Duties:
- Work alongside a broader team with a focus on Design, UX, Optimization, Back End processes, DevOps Efficiency with the goal of delivering high-quality projects using the latest tech stack.
- A keen eye for detail, along with a passion to deliver quality, customer-focused solutions is absolutely essential.
- Championing Web Development: You will be responsible for handling web development from ideation to production.
- Collaboration with product manager and other developers, owning a large part of the process from problem understanding to shipping the solution.
- Contribute best-in-class programming skills to develop highly innovative, consumer-facing web products.
Key Skills:
PHP MVC Framework Laravel, API Integration and Development, HTML5, CSS3, JavaScript, Version Control Systems, Repository Management, Basic understanding to work on AWS
Required Experience and Qualifications:
Desired Profile:
- Great skills in PHP MVC framework Laravel.
- Extensive Experience in API integration and development is required.
- Experience in HTML5, CSS3, and JavaScript is required.
- Experienced with version control systems and repository management.
- Experience working and configuring AWS is a huge plus. but a basic understanding to work on AWS is required.
- Passionate about writing clean, efficient, and maintainable code.
- Strong analytical and debugging skills and experience building consumer systems at scale.











