5 Javascript Developer jobs in Qatar
Senior Full Stack JavaScript Developer
Posted today
Job Viewed
Job Description
In Brief
Urgent Hiring
• Re-location Required
Company Founded 2018
• 1-5 employees
Internet and Technology Startup
• Bootstrapped
About us
Based out of Egypt and with presence in the GCC, Quesst Technologies is an early Internet and Tech Startup committed to helping thousands of nationals, residents and travelers in the MENA region, saving them time and effort in seeking reliable and credible knowledge within their communities and localities.
Quesst, the company's flagship platform, is a hyper-local Q&A and knowledge sharing platform that offers the necessary infrastructure for users seeking information to meet, share, engage and interact with one another and with verified subject matter experts.
Who we're looking for
Ideally the successful candidate will have experience in the start-up world and is in a position for a new challenge to take this company to the next level. Someone who is passionate about delivering a scalable and highly performant state-of-the-art cloud-based platforms built with technologies utilizing the JavaScript ecosystem, AI/ML and the latest web technologies to help solve exciting real world problems.
We are looking for an agile and entrepreneurial leader with strong people leadership and technical capability who has a problem-solving and analytical aptitude, excellent communication and presentation skills, is familiar with statistics, has a business acumen, independent, positive can-do attitude, and passion for excellence to the workplace.
Your role and our tech stack
Reporting to the founder, you will be expected to develop, deploy and oversee the execution of the tech strategy, product road-map and operations to ensure alignment with our businesses goals as we grow and scale. You will play a key part in the organisation's success, taking the current MVP and developing it further to move the company through to early stage funding and into profit.
Quesst's is built using (Frontend), (Backend), PostgreSQL (DB), Amazon EC2 (Application Hosting), Amazon S3 (Media Storage Service), and Amazon SES (Email Sending Service). You will be responsible for implementing full-stack features and collaborate with other team members to plan each sprint. You'll be working across the entire system architecture and be responsible for designing, implementing and maintaining restful APIs, micro-services and databases.
Your key responsibilities
- Develop, improve and optimize the structure, quality, and extensibility of current software technologies, codebases and databases
- Prototype ideas to quickly access viability and iterate based on feedback from the team
- Build robust, web-based applications interacting with databases, file-systems and APIs
- Write custom code or integrate open source technologies as needed to find solutions to problems
- Design and build effective APIs; Create servers and databases for functionality
- Design client-side and server-side architecture; Design the data model ensuring scalability
- Accurately translate screen designs into functional front-end code; Develop features and with a mobile responsive design
- Write high-quality, extensible, testable and reusable code and libraries; Conduct code reviews and establishment of best practices
- Participate in planning activities; Estimate accurate stores for new features and design product features
- Help define processes and build tools as needed to scale the solution and the team
- Create and lead the product road-map; Proactively breakdown work, manage development sprints, identify risks and explore solutions
- Test software to ensure responsiveness and efficiency; Troubleshoot, debug and upgrade software; Aggressive problem diagnosis and creative problem solving
- Steer the business on timescales, prioritization and costs on competing development requirements
- Drive rigorous, and weekly product releases and lead required integration efforts with partners and/or third-party software services
- Guide the development in design, architecture and platform choices with strong focus on quality, speed, stability and scalability
- Identify and establish best practices and frameworks keeping in mind parameters of performance, responsiveness, security, maintainability, extensibility, and reuse; Work collaboratively in a lean and agile environment; Write technical documentation
- Recommend and implement new technologies, improvement of existing tech and set-up and future-proofing our technology that can help the company optimize efficiency and productivity and lead edge thinking and knowledge of innovative technologies i.e. AI, ML, blockchain, etc.
Your qualifications
- Minimum of BSc in Computer Science/IT/Electronics/Software Engineering or a comparable degree program
- Proven experience of 2-5 years of full-stack development of web applications; 2+ years building front-end interfaces with & Redux workflows and 2+ years building back-end and maintaining server applications on , PostgreSQL and designing APIs
- Expert in traditional web-dev stack (HTML5, CSS3, JS); Strong in core JavaScript (ES5, ES6, ESNext, TypeORM and Typescript) and JS object model
- Experience with Linux environments and using the shell and command line terminals (preferred)
- Professional coding experience in object-oriented and scripting languages; Extensive experience building client-side web applications using React
- Proficient with:
- JavaScript Frameworks (ReactJS/NextJS/Redux) and Frameworks )
- Client-side MVC frameworks such as NodeJS, React JS, NextJS, Redux, and AngularJS; Knowledge of isomorphic React
- Configuration of various servers to run web application servers, databases, etc.; Web server technologies like Nginx, NodeJS, Apache, etc.
- Frontend CSS frameworks like Bootstrap, Material UI and preprocessors like SASS and SCSS/LESS
- Writing and integrating middleware; Experience with Redux Saga and Thunk
- Architecture, design, queries of Relational databases (PostgreSQL, MySQL and other RDBMS)
- Modern JS tooling (NPM, Webpack, Babel, ESLint and Prettier)
- Developer tools, such as Visual Studio Code
- Code versioning tools and Git version control systems (Github); Containerization systems (Docker)
- Strong in data structures, XML technologies, JSON parsing
- Caching frameworks and mechanisms, work-task queues, transactions and messaging queues (Redis, Memcached, RabbitMQ and others)
- Building real-time applications using Web Sockets )
- Web and mobile push notifications and cloud message APIs (GCM, APNS, OneSignal, etc.)
- Setting up cron jobs and schedule task execution
Handling Services, RESTful, APIs, third party libraries and APIs (Google APIs, AWS, Zendesk, etc.)
Experience with API gateway, distributed infrastructure architectures and applications tuning/profiling; Experience working with microservices
- User authentication and authorization between multiple systems, servers, and environments; Understanding of "session management" in a distributed server environment
- Experience with REST API and web service construction, integration and architecture and working with remote data via REST and JSON
- Knowledge of modern authorization mechanisms, such as JSON Web Token, Authentication and Security Technologies
- Familiarity with building secure systems (OWASP secure coding practices or similar)
- Architect and cloud-deploy applications on AWS and other cloud providers
- Deep understanding of Test-Driven Development (TDD)
- Build and manage end-to-end and UI tests; Experience writing tests (unit, integration, functional, etc.), and using testing frameworks
- Build third-party integrations like Slack, Stripe, Google and supporting their workflow
- Provision DevOps tooling with continuous integration; Build modern Front-end build pipelines and tools
- Contribute to API documentation including API description languages like Swagger; Document and diagram functional flows and architectures
- Experience in building rich PWA applications; Experience in responsive design, cross browser compatibility and website performance
- Understanding of how browsers and DOM work; Understanding and experience with asynchronous processing, partial page refresh, DOM traversal and manipulation
- Expert level using Web Analytics tools (Google Analytics and others); Experience with open source software development
- Experience with localization and internationalization of applications (working with multi-site setups, multi-language, i18n, etc.)
Some desired extras and good to have skills
- Knowledge of cyber-security, malware analysis, threat detection and/or sandboxing technology
- Preferably has knowledge of working in big data (Spark, Kafka, Hadoop) and machine learning ecosystems
- Strong background in security and data analytics and on-premise data experience
- Experience and familiarity with:
- Architecture, design, queries and aggregation of NoSQL databases (MongoDB, Cassandra and others)
- Elasticsearch and ELK stack
- Developing integrations for global OTAs
- OpenAPI
- Knowledge of multiple backend languages and framework
We offer you
- A unique entrepreneurial opportunity to build something from the ground up and scale it up to a major regionally recognizable brand
- A great learning curve in a collaborative environment with no barriers for initiatives
- Leading compensation package including salary free of local taxes, accommodation allowance for local hire or shared accommodation for international hire, free medical care from company physician, free government healthcare membership, transport allowance, paid airfare to the country of origin, paid leave and end of service according to local labor law.
Your professional career growth opportunities
As you help us grow Quesst, we will help you grow and professionally develop. Joining us at this stage, you will have the opportunity to be part of the core team if you prove you have what it takes and will be given the opportunity to:
- Lead and develop a technical strategy for the company, which involves goal setting, discussing options, and analyzing risks with the management team, CEO and board members
- An opportunity to build and manage a business unit from scratch and scale it up to success at a regional level
- Attract and retain top tech talent, mentor and manage the team as it grows
- Develop and manage KPIs for the tech team and create a challenging work environment
Have we caught your attention?
Send us your application including your resume, salary expectations and earliest starting date.
We're looking forward to your application
Web and Application development
Posted today
Job Viewed
Job Description
Position Overview:
We are seeking an experienced and highly skilled Web and Application Developer to join our innovative team. In this role, you will be responsible for developing, enhancing, and maintaining high-performance web applications and digital solutions. You will work closely with cross-functional teams to deliver solutions that meet both client and business objectives while ensuring seamless user experiences across various platforms.
Key Responsibilities:
- Design, implement, and maintain responsive and scalable web applications using modern web technologies such as HTML5, CSS3, JavaScript, and front-end frameworks (e.g., React, Angular, ).
- Develop server-side applications and APIs utilizing appropriate technologies (e.g., , Express, Django) to support front-end functionality and deliver optimal performance.
- Collaborate with UI/UX designers to ensure an optimal user experience and implement visually engaging web and mobile applications.
- Integrate third-party services and APIs into applications and ensure seamless communication between client-side and server-side components.
- Perform thorough testing and debugging to ensure code quality, performance, and reliability across all platforms.
- Ensure applications are developed with security best practices and comply with industry standards.
- Conduct regular code reviews to ensure the implementation of best practices in development, testing, and deployment.
- Continuously evaluate emerging technologies and tools, making recommendations to improve development processes and enhance application functionality.
- Maintain and update web and mobile applications as needed, ensuring they remain secure, up-to-date, and optimized.
- Troubleshoot and resolve technical issues across production environments to ensure smooth business operations.
- Collaborate with project managers, QA teams, and other developers to meet deadlines and deliver high-quality solutions.
Qualifications:
- Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent work experience.
- Proven professional experience in web and application development with a strong portfolio of completed projects.
- In-depth knowledge of front-end technologies such as HTML5, CSS3, JavaScript, and familiarity with modern frameworks such as React, Angular, or
- Strong back-end development skills, with experience in , , Python, or Django, and knowledge of database management systems (SQL or NoSQL).
- Proficiency in version control systems such as Git, and experience with collaboration tools (e.g., Jira, Trello).
- Strong understanding of responsive design principles and cross-browser compatibility.
- Knowledge of web security practices and experience implementing secure coding standards.
- Experience with RESTful APIs, web services, and integration with third-party services.
- Familiarity with agile methodologies and version control practices in a team environment.
Preferred Skills:
- Experience in mobile application development (native or hybrid) using frameworks like Flutter or React Native.
- Knowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) and serverless architectures.
- Familiarity with CI/CD pipelines, automated testing, and deployment tools.
- Experience with containerization technologies such as Docker and Kubernetes.
- Familiarity with web performance optimization techniques.
Personal Attributes:
- Strong analytical and problem-solving skills, with the ability to think critically and develop innovative solutions.
- Excellent communication skills, both written and verbal, with the ability to collaborate effectively across teams.
- Attention to detail and a commitment to delivering high-quality work.
- Self-motivated, proactive, and able to thrive in a fast-paced environment.
Why Join Us:
- Be part of a forward-thinking organization that encourages continuous learning and professional growth.
- Work in a collaborative, innovative, and inclusive team environment.
- Competitive compensation and benefits package.
- Opportunities for career advancement and skill development.
- Flexible work arrangements to promote work-life balance.
How to Apply:
Interested candidates are invited to submit their resume and portfolio to We look forward to reviewing your application.
Job Type: Full-time
Pay: QAR2, QAR3,000.00 per month
Experience:
- Web Development: 3 years (Required)
Front-End Developer
Posted today
Job Viewed
Job Description
· Develop interactive and responsive user interfaces using Angular +16.
· Write clean, maintainable, and reusable code with TypeScript and RxJS.
· Collaborate with designers and back-end developers to integrate APIs and services.
· Ensure cross-browser compatibility and responsive design across different devices.
· Optimize application performance and page load times.
· Contribute to project architecture and proper file organization (Modules, Standalone Components, Shared libraries).
· Work with version control systems (Git).
· Stay up to date with the latest front-end and Angular best practices.Requirements
· 3+ years of hands-on experience in web development with Angular.
· Strong knowledge of TypeScript and JavaScript (ES6+).
· Proficiency in HTML5, CSS3, and pre-processors like Sass/Less.
· Solid understanding of RxJS and reactive programming.
· Experience working with RESTful APIs.
· Basic understanding of UI/UX principles.
· Strong problem-solving skills and ability to work in a team environment.
Desired Candidate ProfilePreferred Qualifications
· Experience with the latest Angular features (Standalone Components, Signals, RxJS updates).
· Familiarity with UI libraries such as Angular Material, ngx-bootstrap or PrimeNG.
· Experience in building Progressive Web Apps (PWA).
· Knowledge of state management solutions (NgRx or Signals).
Understanding of authentication and authorization (JWT, OAuth).
Front Office Developer
Posted today
Job Viewed
Job Description
Role Summary
Aubay UK is seeking a highly skilled Front Office Engineer to support the continuous optimisation of LNG trading operations and ensure world-class efficiency, compliance, and agility across its front-to-back trading processes.
This role will work across departments—including trading, shipping, risk, operations, finance, and IT—to assess, enhance, and align business processes, expanding global LNG portfolios and digital transformation initiatives.
Type:
Contract ( Inside IR35)
Term:
12 Months + possible extension
Please note, the position requires
one week per month trips to the Gulf Region
(expenses covered) or we are open to considering candidates already based in the MENA Region. Details will be shared during the interview process.
The Front Office Developer will be responsible for designing, developing, and enhancing in-house portfolio optimisation software, while maintaining and continuously improving existing software applications.
Required Skills and Experience:
• 7+ years of experience in software engineering or related roles.
• Proficiency in a programming language such as C#, Python, C++, or MATLAB.
• Backend: C#, TypeScript, PowerShell, .NET Core, ASP.NET Web API, WCF, LINQ, Entity Framework, gRPC
• Frontend: React, Angular, HTML, CSS/SCSS, Blazor
• Databases: MS SQL Server, Oracle, MongoDB, Sybase
• Cloud: AWS, Azure
• Middleware: Kafka (Amazon MSK), MSMQ, Microsoft Service Bus, TIBCO RV/EMS
• Testing: NUnit, Moq, SpecFlow, Jasmine, Karma, Protractor, Cucumber
• DevOps/CI Tools: Git, JIRA, TFS, Azure, UDeploy, Perforce, TeamCity
• Strong understanding of algorithms, data structures, and system design
• Experience across the full software development lifecycle.
• Strong analytical and problem-solving abilities, excellent communication, and a collaborative mindset
• LNG Trading experience is a plus
Role Responsibilities:
• Design and Development: Develop in-house portfolio optimisation software applications to support
business needs, ensuring scalability, performance, and reliability.
• Enhancements & Maintenance: Maintain, enhance, and further develop existing software applications by
implementing new features, improving functionality, and ensuring system stability.
• Collaboration: Work closely with business stakeholders and other technical teams to gather requirements,
translate them into technical solutions, and deliver high-quality applications.
• Testing & Quality Assurance: Conduct thorough testing, debugging, and performance tuning to ensure
robust and secure applications.
• Documentation & Support: Prepare and maintain technical documentation, provide support for end-users,
and ensure smooth handover of solutions.
• Continuous Improvement: Stay updated on emerging technologies, frameworks, and best practices, applying
them to improve existing systems and processes.
About Aubay UK
– Ahead of InnovationAubay UK is a recognised InSourcing Partner for client-side deployment delivered across London. Our team, based in Canary Wharf, specialises in hiring IT professionals within London's Energy and FinTech sectors, helping our clients to expand their operations with top-tier talent who are experts in their fields. We work exclusively with clients who are globally recognised as Energy Super Majors/Financial Services and innovative FinTech players.
Aubay UK is the most recently started branch of Aubay Group Aubay Group is an international Digital Services
Company, listed on a Euronext Stock Exchange, who have been operating for 25 years in the European market and working alongside some of the biggest names in the Banking, Finance, Insurance, Energy, IT/Digital, Manufacturing, Transport and Telecoms sectors. With over 7,800 employees across 7 countries and 16 offices in England, France, Belgium, Luxembourg, Italy,
Spain, and Portugal, Aubay Group generated revenues of €534 million in 2023.
Our Client
Our client is an international energy company that covers the full spectrum of the oil and gas value chain. Our client is dedicated
to attract and hiring the highest calibre employees from all around the world.
As they scale their operations, they are committed to operating in a socially responsible manner, supporting, nurturing, and empowering their people, investing their resources to responsibly and safely contribute to the communities of which they are a part.
Specialities: Oil, Gas, LNG
Front-End Mobile Developer
Posted today
Job Viewed
Job Description
Company Description
At Be My Sense
, we empower Deaf and hard-of-hearing individuals with cutting-edge communication solutions. Our real-time translation and AI-powered assistance facilitate seamless expression of ideas in various settings, from meetings to classrooms to events. Our mission is to promote inclusivity and accessibility, transforming how people connect with the world.
Role Description
We are seeking a Front-End Mobile Developer Intern (React Native)
to join our team for a
3-month remote internship
. This role offers the opportunity to work on an innovative accessibility project, building user-friendly mobile interfaces that bring our AI-powered communication features to life. You'll contribute to the development of a cross-platform mobile app (iOS & Android) that enables real-time translation, sign language support, and inclusive interaction for the hearing-impaired community.
- Note: This internship may convert into a full-time employment opportunity based on performance and the terms and conditions of the contract.
Day-to-day tasks will include:
- Developing and optimizing cross-platform mobile features using
React Native
. - Implementing UI/UX designs into functional, accessible mobile screens.
- Integrating APIs that connect AI-driven translation models with the app front-end.
- Ensuring smooth performance across
iOS and Android
devices. - Collaborating closely with designers, AI engineers, and accessibility specialists to deliver an inclusive user experience.
- Participating in testing and debugging to improve performance, usability, and accessibility.
Qualifications:
- Proficiency in
React Native
and JavaScript/TypeScript (ES6+). - Familiarity with
mobile UI frameworks
(React Native Elements, React Navigation). - Understanding of cross-platform performance optimization.
- Strong problem-solving skills and attention to detail.
- Ability to collaborate effectively in a remote, cross-functional team.
- Bonus: Experience with Redux/Context API or integrating third-party APIs.
Be The First To Know
About the latest Javascript developer Jobs in Qatar !