Mean Stack Developer

Location: Bangalore

Experience: 5 to 10 years

Joiners: Immediate / Notice Period < 30 days

Company: Wissen Technology

🔍 Job Overview:

We are looking for a passionate and skilled Fullstack Developer with strong backend expertise in Java and advanced frontend proficiency in React, JavaScript, and TypeScript. The ideal candidate will have a deep understanding of core computer science concepts like Multithreading, Collections, and Immutability, and should be highly proficient in building scalable, maintainable systems.

🛠️ Key Responsibilities:

• Design and develop robust, scalable backend systems using Java (preferably Java 8 or higher).
• Build interactive, high-performance UIs using React.js, JavaScript, and TypeScript.
• Implement complex business logic with clean and maintainable code.
• Write efficient, thread-safe code utilizing Multithreading, HashMaps, HashSets, and Collections.
• Work with iterators and immutability principles to build reliable data flows.
• Collaborate with product managers, designers, and QA teams in an Agile environment.
• Troubleshoot and debug production issues as needed.

✅ Must-Have Skills:

• Strong programming experience in Core Java, Multithreading, and Java Collections Framework.
• Solid knowledge of React.js, JavaScript (ES6+), and TypeScript.
• Hands-on with HashMap, HashSet, Iterators, and Immutable Data Structures.
• Experience working with REST APIs, Spring Boot, and microservice architectures.
• Familiarity with version control systems like Git and CI/CD pipelines.
• Strong problem-solving and analytical skills.

💼 Good to Have:

• Exposure to cloud platforms (AWS, GCP, Azure).
• Experience with state management tools like Redux or Context API.
• Knowledge of performance optimization and memory management in JavaScript.

Full Stack Mobile Application Developer

No of positions - 2

Strictly in-office position

Seniority - 5-8 years

About Wednesday

Wednesday is an engineering services company specializing in Data Engineering, applied AI, and Product Engineering. We partner with ambitious companies to solve their most pressing engineering challenges.

Job Description

We seek a highly skilled Fullstack Mobile Developer who is passionate about crafting exceptional mobile experiences and robust backend systems. This role demands a deep understanding of React Native, Node.js, and modern cloud ecosystems like AWS, combined with a commitment to best practices and continuous improvement.

As part of our team, you will work closely with cross-functional teams to design, build, and maintain high-performance mobile applications and scalable backend solutions for our clients. The ideal candidate is a team player with a growth mindset, a passion for excellence, and the ability to energise and inspire those around them.

Key Responsibilities

Mobile Development

• Design, develop, and maintain high-quality, scalable mobile applications using React Native.
• Implement responsive UI/UX designs that deliver seamless user experiences across devices.
• Leverage modern development techniques and tools to ensure robust and maintainable codebases.

Backend Engineering

• Build and maintain scalable backend systems using Python or Node.js and cloud technologies like AWS.
• Design and manage relational (SQL) and non-relational (NoSQL) databases to support application functionality.
• Develop RESTful APIs and integrations to power mobile applications and services.

Programming Best Practices

• Use programming best practices, including code reviews, automated testing, and documentation.

Collaboration and Communication

• Work with other engineers to deliver on client expectations and project goals.

Continuous Learning and Mentorship

• Demonstrate a commitment to learning new tools, techniques, and technologies to stay at the forefront of mobile and backend development.

Qualifications

• Education: Bachelor’s degree in Computer Science, Engineering, or a related field.
• Experience: 5-8 years of professional experience as a Fullstack Developer.
• Proven expertise in building and scaling mobile applications and backend systems in a services environment.
• Strong proficiency in Python or Node.js, AWS, and database technologies (SQL or NoSQL).
• Knowledge of software engineering best practices, including clean code principles and test-driven development.
• Familiarity with AI copilots and a willingness to incorporate AI-driven tools into workflows.
• Excellent communication and collaboration skills, with the ability to inspire and influence teammates.
• Demonstrated growth mindset, passion for learning, and a commitment to excellence.

Interested candidates can apply from all over India as we are operating remotely.

Your responsibilities as a Full Stack Developer * Write clean codes with relevant test cases

Roles & Responsibilities-

· Prototype quickly and optimize iteratively

· Integrating front end with server-side logic

· Implement security and data protection measures

· Document the work properly

· Implement feedback received from end-users

· Deployment on cloud

· Understanding of code versioning tools like git

Experience-

· Must have at least 2-3 years of experience in MEAN Stack development i.e MongoDB, Express.js, Angular, and Node.js

· Extensive Experience in API integration and development.

· Working knowledge of HTML5, CSS3, and JavaScript.

· Experience with version control systems and repository management.

· Passionate about writing clean, efficient, and maintainable code.

· Strong analytical and debugging skills and experience building consumer systems at scale.

Required skillset

Applicants must have knowledge and experience in the following:

· Backend frameworks like Nodejs, expressjs

· Working with RDBMS

· Familiarity with MongoDB would be beneficial

· HTML, CSS & JavaScript

· Frontend frameworks like Angular, React / Svelte

· Web server like Nginx

· Familiarity of working with WebSocket’s

· Docker understanding

Notice period- Immediate joiner/ 15 days

JD - Senior Dev with more than 5 years relevant experience

1. Working experience on web development using Python/Django
2. Comfortable with using Django framework.
3. Understanding of web servers
4. Knowledge in PostgreSQL, MySQL, and other database queries
5. Experience in using Redis cache.
6. Understanding of web technologies
7. Experience in REST API development using Django.
8. Strong hold on Apache
9. Integration of data storage solutions
10. Able to integrate multiple data sources and databases into one system
11. Understanding of JavaScript, and front-end JS frameworks like VueJS, React JS and Angular JS
12. Good communication skill
13. .net/.NET core will be an added advantage

We’re seeking an expert Full-Stack developer ( Expert in  HTML 5, PHP, Canvas & JQuery) to help us update our back-end admin. You will work from layouts in Adobe XD and Anima and work side by side with our development team in Manila and coordinate tasks and timelines to complete our  project.  Estimate full-time 3 month timeline- possibility may need you for ongoing freelance work after project completion.

We are looking to hire a temporary, freelance position for now. 


REQUIREMENTS

• At least 3 year(s) of working experience in eCommerce web development  is  required for this position

• Strong knowledge of current architectural approaches to web-based applications development

• Experience with Agile development projects

• Ability to effectively manage changing and multiple priorities

• Experience with PHP, CSS, HTML / HTML 5, Javascript coding

• MVC based PHP framework (Laravel)

• jQuery/AJAX/JSON or other Javascript frameworks (AngularJS, React Backbone, etc)

• HTML5 Responsive framework (Bootstrap, foundation, skeleton, etc)

Knowledge of Linux command-line

• Experience of using version control (Github, Subversion, BitBucket, Adobe Photoshop, Adobe XD, Anima)

• Knowledge and understanding of how to update modules using Angular or React 

• Knowledge and understanding of Databases (MySql/MSSQL)

• Knowledge and understanding of SEO tools application

• Experience with open-source software

• Enjoy mentoring team members; helping them to advance their technical skills

• Must be able to stay on top of advancing internet and computer technology and its effects to the business environment

• Be willing to work in a research capacity ñto find, test, and critically review open-source frameworks and technologies.

HOW TO APPLY

Make an intro answering the following questions:

1) Provide an example of a web application that you've built that uses HTML 5, Canvas or where multiple files can be uploaded simultaneously