We are looking for aSenior Full Stack Developerwith strong expertise inJavaScript/TypeScriptand hands-on experience acrossmodern frontend and backend technologies. The ideal candidate should be comfortable building scalable, high-performance web applications and collaborating closely with product, design, and engineering teams.
Key Responsibilities
- Design, develop, and maintainscalable full-stack web applications.
- Build responsive and performantfrontend applications using React.js.
- Develop and maintainbackend services using Node.js and Express.js.
- Design and optimizeSQL and NoSQL databasesto ensure data integrity and performance.
- Build, consume, and documentRESTful APIs(GraphQL exposure is a plus).
- Write clean, maintainable, and testable code following best practices.
- Participate incode reviews, branching strategies, and release processes.
- Collaborate with cross-functional teams to translate requirements into technical solutions.
- Ensure application performance, security, and scalability.
- Contribute to CI/CD pipelines and deployment processes.
Required Technical Skills
- Strong experience withJavaScript and TypeScript.
- Expertise inReact.js, includingHooks, Context API, and state management (Redux / Zustand preferred).
- Solid backend development experience withNode.js and Express.js.
- Hands-on experience with either:
- PostgreSQL(PERN stack)
- MongoDB(MERN stack)
- Strong understanding ofSQL and NoSQL database design principles.
- Experience in building and consumingREST APIs.
- Basic knowledge ofGraphQLis a plus.
- Familiarity withORMs/ODMssuch asSequelize, Prisma, or Mongoose.
- Proficiency withGit, branching strategies, and code review practices.
- Understanding ofDocker,CI/CD pipelines, and cloud platforms (AWS).
Nice to Have
- Experience working withNext.js.
- Exposure tomicroservices architecture.
- Knowledge ofmessage queuessuch asKafka or RabbitMQ.
- Experience building or maintaininghigh-scale or multi-tenant systems.
Soft Skills
- Strong problem-solving and analytical skills.
- Good communication and collaboration abilities.
- Ability to take ownership and work independently.
- Adaptable and eager to learn new technologies.

About Sigma Infosolutions
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1、Job Responsibilities:
Backend Development (.NET)
- Design and implement ASP.NET Core WebAPIs
- Design and implement background jobs using Azure Function Apps
- Optimize performance for long-running operations, ensuring high concurrency and system stability.
- Develop efficient and scalable task scheduling solutions to execute periodic tasks
Frontend Development (React)
- Build high-performance, maintainable React applications and optimize component rendering.
- Continuously improving front-end performance using best practices
- Deployment & Operations
- Deploy React applications on Azure platforms (Azure Web Apps), ensuring smooth and reliable delivery.
- Collaborate with DevOps teams to enhance CI/CD pipelines and improve deployment efficiency.
2、Job Requirements:
Tech Stack:
- Backend: ASP.NET Core Web API, C#
- Frontend: React, JavaScript/TypeScript, Redux or other state management libraries
- Azure: Function Apps, Web Apps, Logic Apps
- Database: Cosmos DB, SQL Server
Strong knowledge of asynchronous programming, performance optimization, and task scheduling
- Proficiency in React performance optimization techniques, understanding of virtual DOM and component lifecycle.
- Experience with cloud deployment, preferably Azure App Service or Azure Static Web Apps.
- Familiarity with Git and CI/CD workflows, with strong coding standards.
3、Project Background:
Mission: Transform Microsoft Cloud customers into fans by delivering exceptional support and engagement.
- Scope:
- Customer reliability engineering
- Advanced cloud engineering and supportability
- Business management and operations
- Product and platform orchestration
- Activities:
- Technical skilling programs
- AI strategy for customer experience
- Handling escalations and service reliability issues
4、Project Highlights:
React Js, ASP.NET Core Web API; Azure Function Apps, Cosmos DB
Roles and Responsibilities
1. Ability to work on diverse backend stack such as Node JS, Express JS
2. Ability to work on diverse frontend stack such as Meteor JS, React JS, HTML5, CSS3
3. Ability to deliver quick POC’s using cutting edge technologies.
4. Preparing reports, manuals and other documentation on the status, operation and maintenance of software.
5. Design, develop, and unit test applications in accordance with established standards
6. Developing, refining, and tuning integrations between applications. Analyzing and resolving technical and application problems.
7. Ability to debug the application.
8. Should have complete knowledge of developing RESTful Services.
9. Should be able to also work in agile development methodology.
10. Work with designated JavaScript framework to design, develop, and debug web applications
11. Work with the team to manage, optimize, and customize multiple web applications
12. Manage end to end module lifecycle management of the product
13. Push and pull codes via Git repository
Competency Requirements
- Experience in NodeJS and development using MeteroJS
- Experience in front end frameworks - Meteor JS
- Experience in client/server application development
- Knowledge of agile development methodologies
- Knowledge of unit testing theory
- Knowledge of AWS cloud
- Knowledge of other frontend frameworks like ReactJS, AngularJS will be an advantage
We are a software development company. We have primarily worked with enterprises and startups who often wants to build a product from scratch. Our mission is to build software with solid foundations, addressing the primary concerns of startup founders when working with agencies. We believe in prioritizing maintainability, simplicity, and the Open-Closed Principle for long-term value.
We are seeking a passionate and experienced Senior Software Engineer to join our team and play a key role in building software with solid engineering foundations. You will be involved in all stages of the development process, from identifying business entities and defining their behaviors, to implementing clean and maintainable code using object-oriented programming principles.
Responsibilities:
1. Harness your React/Python/TypeScript mastery to craft high-performing applications that delight our global audience.
2. Champion automated tests like a knight in shining armor. If your code was a ship, your tests would be the lighthouse guiding it to safety.
3. Employ your object-oriented programming prowess to sculpt code that's as efficient as it is elegant.
4. Debug with the precision of a Swiss watchmaker. We believe the devil is in the details, and your keen eye will keep those pesky bugs at bay.
5. Push your changes to production and proactively monitor product to ensure value is delivered.
6. Help your peers by reviewing their PRs and design documents.
7. Help the company by recruiting amazing team members, like yourself.
About You:
1. You write Javascript using Typescript and use Object Oriented Programming paradigms to build software.
2. You have shipped products to production using Python, React and other relevant technologies.
3. You don't ship code without writing automated test coverage.
4. You practice "broken window theory" during software development on day to day basis.
5. You are good at communication and bring clarity to communication.
6. B.Tech in CS/EE/ECE is a plus.
Perks and Benefits:
1. Work remotely, anywhere in the world! Ditch the commute, embrace flexibility.
2. Comprehensive health insurance - spouse, kids, parents (pre-conditions!), 24/7 remote doctors.
3. Generous PTO (12 paid, 6 sick) + national/regional holidays + paid parental leave.
4. Annual off-sites - fully funded team trips, work and fun combined!
5. Drive initiatives from scratch, solve real challenges, maximize your career value.
6. Supportive, results-oriented team. Learn, grow, be your best.
JD:
- 12 + Yrs of total experience along with knowledge and hands-on experience in MERN (Mongo db, Express js, React js and Node js) stack.
- Experience to unblocking and helping technical teams.
- Experience in application architecture design and development
- Expertise in designing scalable applications.
- Experience in working on deployments, cloud infra and CI/CD.
- Full stack development experience
- Hands on experience in MERN stack.
- Designing and developing user interfaces using angularJS best practices.
- Adapting interface for modern internet applications using the latest front-end technologies.
- Writing JavaScript, CSS, and HTML.
- Developing product analysis tasks.
- Making complex technical and design decisions for AngularJS projects.
- Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.
- Conducting performance tests.
- Consulting with the design team.
- Ensuring high performance of applications and providing support.
However, Most importantly, you will need to be very passionate about building products and will need to thrive in a startup environment.
Responsibilities -
- Architect, develop and maintain core products and services of the company.
- Create database architecture and best practises for optimization in speed and product operating costs.
- 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 with high-volume large scale transaction processing capabilities.
- Collaborate with design teams to ensure flawless UI and UX is achieved
- Build features and applications with a mobile responsive design
- Write technical documentation
- Test software to ensure responsiveness and efficiency
- Work with customers in evaluating technical requirements.
- Work closely with the product managers to achieve product vision and goals
- Review work of other developers and contractors, provide feedback and mentoring.
- Assist in the hiring of technical talent.
Requirements & Qualifications
- Proven experience as a Full Stack Developer or similar role for atleast 3 years
- In depth knowledge of Ruby on Rails, NodeJS, ExpressJS or Restify
- Experience implementing applications using Angular 1 or React
- Experience creating front end applications using HTML5, Angular, LESS/SASS
- Hands on experience with JavaScript Development on both client and server-side
- Automating the building and deploying of code along with continuous integration (Jenkins/Hudson) and version control (SVN, Git)
- Strong experience is deploying and managing application in AWS and Google Cloud
- Creating secure RESTful-based web services in XML and JSON, Javascript, JQuery
- Experience with modern frameworks and design patterns, minimum 2 years experience with MEAN Fullstack paradigm
Most important requirements and TLDR -
- Know how to create apis and applications
- Know how to architect and scale databases
- Know how to build front end for applications
- Know how to deploy applications on the cloud
Qrata is currently searching for MERN stack developer for Omani start up Delivery Company.
Who are we?
The company begin its life in June 2018 as Oman’s first online delivery mobile application, in the capital city Muscat. The application allows customers in Muscat to place an order from a choice of restaurant or food outlet and get it delivered within the comforts of their home. The application allows services on Android and IOS both.
It’s envisions itself as the ideal delivery and discovery platform for everything under the sky. With customer satisfaction on top of our priority list ,it ensures that customers receive the best of both the worlds. A wide range of products and fast efficient delivery are the areas where the company constantly wants to excel.
Role – MERN Stack Dev.
- 3+ years of experience in MERN (Node, React.JS)
- Algorithms & Data structure concepts
- B2C App / Product Company Experience
- BE and BTECH in Computer, Computer Science, IT
You can code comfortably in Python
Working knowledge of streaming media protocols, technologies, and standards (streaming, compression, and transcoding): HTTP Live Streaming (HLS), RTMP, RTSP, etc.
Good grasp of Linux and cloud server AWS or Azure.
Working knowledge of Data Structures and Algorithms.
Working knowledge of SQL, NoSQL, Graph Databases (MySQL, MongoDB, Cassandra, Redis, SQL/JSON)
Working knowledge of API architectures, micro-services.
Needs to have a good working knowledge of GitHub, docker.
Working knowledge of Distributed computing and multi-processing.
GOOD TO KNOW
Should have knowledge of pandas, Luigi, Celery, Django, flask, package.
Should have interacted with big-data.
Should have interacted with message queuing tools like Kafka, zmq, etc.
You have exceptional knowledge of encryption, security & networking.
We are looking for a lean MERN Stack developer who is specialized in developing JavaScript-based technologies i.e. MongoDB, ExpressJS, ReactJS, NodeJS. If you have that energy and passion to create impacts, we have the perfect job for you! Job has flexible or temporary work from home options.
Job Responsibilities-
- Requirement gathering, UML & Database modelling and documentation
- Building interactive consumer data from multiple systems and RESTfully abstract to the UI through a Node.js backend
- Defining code architecture decisions to support a high-performance and scalable product with a minimal footprint
- Address and improve any technical issues
- Collaborate well with engineers, researchers, and data implementation specialists to design and create advanced, elegant and efficient systems.
Requirements-
- BSc degree in Computer Science or similar relevant field
- Previous working experience as a MERN Stack Developer for 3+ years
- Experience with modern frameworks and design patterns
- In depth knowledge of NodeJS, ExpressJS or Restify
- Experience of implementing applications using Angular or React
- Experience for creating front end applications using HTML5, CSS3 Angular, LESS/SASS
- Hands on experience with JavaScript Development on both client and server-side
- Knowledge of Functional Testing regarding Unit Testing, Integration Testing & End-to-End Testing is required
- Strong knowledge of Testing tools is required with subject to Jest and Enzyme, React Testing Library, Puppeteer (or PhantomJS, Nightmare or Headless Chrome) and Selenium WebDriver
- Rest API development, documentation and testing using tools like Postman
Knowledge of the following will be considered as an advantage-
- Requirements gathering, modeling, documentation and project management using Visual-paradigm.com
- Javascript based workflow engines and Flow-Based Programming
- Consumer Web Development Experience for High-Traffic, Public Facing web applications,
- Experience with cloud technologies
- Creating secure RESTful-based web services in XML and JSON, JavaScript, JQuery,
- Continuous integration (Jenkins/Hudson) and version control (SVN, Git).
- Converting UI and website designs (.psd, .xd, etc) into react components using Storybook.js and creating test cases with scripts; including documentation and automated visual testing
- React with WordPress Headless CMS using frameworks like Frontity.org
- org for authorization and access control models
- io microfrontend’s architecture framework for highly modular fully flexible applications
- Speech Recognition , voice interface , and other AI functionility
- React native mobile, Electron desktop application conversion
- Heroku Pipelines, Heroku: Browser and UAT, Heroku CI, DevOps tools and processes.









