Senior Full Stack Developer (MERN)

We are looking for a highly skilled Senior Full Stack Developer (MERN) with 4+ years of proven experience to join our engineering team. The ideal candidate should have a solid track record of building scalable, high-performance web applications with expertise across both frontend and backend development.

In this role, you will be responsible for designing, developing, and deploying end-to-end solutions that integrate cloud services, databases, and third-party APIs. You should be proficient in Node.js, React.js, Next.js, MongoDB, PostgreSQL, REST APIs, GraphQL, and AWS services, with strong experience in third-party API integrations and multi-platform deployments. Excellent communication skills in English are essential for collaborating with clients and team members.

If you are passionate about technology, thrive in fast-paced environments, and enjoy solving complex problems with innovative solutions, we would love to hear from you.

Skills:

• 4+ years of professional full-stack development experience, preferably in a service-based company with exposure to multiple client projects.
• Hands-on experience with stock trading platforms, brokerage APIs, real-time market data, and trading workflows is highly preferred.
• Experience with Google Analytics, event tracking, and application/user behavior analytics.
• Strong expertise in Node.js (server-side logic, API development), React.js (interactive UIs), and Next.js (SSR, static generation, API routes).
• Database proficiency in MongoDB (NoSQL), MySQL, and PostgreSQL (SQL) for data modeling, querying, and optimization.
• Hands-on experience with RESTful APIs and GraphQL (Apollo, Prisma, etc.), including third-party API integrations (Stripe, Twilio, Google APIs) with authentication, webhooks, and rate-limiting.
• Experience with AWS services (EC2, S3, Lambda, RDS, etc.), as well as Azure, GCP, and VPS platforms (e.g., DigitalOcean), including knowledge of infrastructure as code for deployments.
• Experience with CI/CD pipelines, Docker, and automated deployment workflows.
• Hands-on experience with Redis, caching, queues, and background job processing.
• Additional frontend experience with TypeScript, Redux, Tailwind CSS.
• Familiarity with microservices architecture, event-driven systems, and real-time applications (e.g., WebSocket).
• Knowledge of security best practices, including JWT authentication, encryption, and data protection.
• Strong command of Git, agile methodologies, and testing frameworks (Jest, Mocha).
• Ability to optimize application performance, troubleshoot issues, and implement best practices for security, scalability, and maintainability.
• Experience in code reviews, mentoring junior developers, and contributing to architectural decisions.
• Ability to collaborate with cross-functional teams, participate in client-facing discussions, and communicate fluently in English (spoken and written).
• Continuously stay updated with emerging technologies and apply improvements to existing systems.
• Excellent problem-solving skills, attention to detail, and ability to work independently or collaboratively.
• Bachelors degree in Computer Science, Engineering, or related field, or equivalent professional experience

Responsibilities:

• Enjoys working in a team environment, talking to other people, problem-solving, and learning new technologies.
• Implement trading strategies, technical indicators, and automated trading workflows.
• Ensure the performances, quality, and responsiveness of applications
• Help maintain code quality, organization, and automatization
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Implement Google Analytics, event tracking, and user behavior analytics.
• Design, develop, and maintain robust full-stack applications using Node.js, React.js, and Next.js.
• Implement Redis caching, queues, and background job processing.
• Build and maintain RESTful APIs and GraphQL endpoints for efficient data handling.
• Work with MongoDB, MySQL and PostgreSQL for data modeling, querying, and optimization.
• Integrate AWS services (EC2, S3, Lambda, RDS, etc.) to ensure scalability, security, and reliability.
• Manage CI/CD pipelines, Docker, and automated deployments.
• Manage third-party API integrations (e.g., Stripe, Twilio, Google APIs), including authentication, webhooks, and error handling.
• Deploy applications across AWS, Azure, GCP, and VPS platforms (e.g., DigitalOcean) with knowledge of infrastructure as code.
• Collaborate with cross-functional teams, communicate effectively in English, and participate in client-facing discussions.
• Conduct code reviews, mentor junior developers, and contribute to architectural and design decisions.
• Optimize application performance, troubleshoot issues, and implement best practices for security, scalability, and maintainability.
• Work on multiple client projects simultaneously, adapting to diverse business domains and requirements.
• Stay updated with emerging technologies and continuously apply them to improve existing systems.

Apply now to explore this opportunity.