Senior Full-Stack AI Engineer (MERN & Next.js)

Roar Apex matches fast-growing companies with top-tier marketing and engineering professionals from the APAC region.

It is a subsidiary of Roar Global, a global media company that operates across media resales, content production, and building expert marketing teams.

Roar Global has offices in Sri Lanka, Australia, Bangladesh, Laos, Brunei, and Singapore. It is proud to be ranked as one of the 50 Best WorkplacesTM as well as one of the 15 Best Workplaces TM for Millennials in Sri Lanka by Great Place to Work®.

About the Role

Roar Apex is looking for a Senior Full Stack AI Engineer with expertise in the MERN stack and Next.js to help build and scale AI-powered applications. If you have experience working with LLM APIs, enjoy solving complex technical challenges, and want to be part of a fast-growing team, this role is for you.

Key Responsibilities

• Develop and maintain full-stack applications using MongoDB, Express.js, React, Next.js, and Node.js.
• Build and integrate AI-powered features using LLM APIs (e.g., OpenAI, Anthropic, etc.).
• Design and optimize backend services, microservices, and APIs to support AI functionalities.
• Work closely with product, design, and AI research teams to develop and deploy scalable solutions.
• Ensure application security, performance, and maintainability.
• Troubleshoot and debug applications to ensure smooth functionality.
• Stay updated with emerging AI and full-stack development trends.
  
  

Requirements

• 3+ years of experience in full-stack development using the MERN stack.
• Hands-on experience integrating LLM APIs into real-world applications.
• Strong understanding of Next.js for SSR, SSG, and API development.
• Experience working with cloud platforms (AWS, GCP, or Azure).
• Proficiency with RESTful APIs and microservices architecture.
• Solid understanding of Git, version control, and CI/CD pipelines.
• Strong problem-solving and analytical skills.
  
  

Nice-to-Have

• Experience with AI model fine-tuning and optimization.
• Familiarity with containerization (Docker, Kubernetes).
• Knowledge of vector databases and embeddings for AI applications.
  
  

Perks

• Opportunity to work on cutting-edge AI applications.
• A fast-paced, collaborative work environment.
• Competitive salary and benefits.
• Career growth and learning opportunities.
• Work from anywhere: This position is fully remote.
• International exposure and collaboration with diverse teams.
• An open-minded team that values diversity and inclusivity.
• Health care benefits
• Yearly learning allowance
  
  

Timezone

This role operates in the Australian Eastern Standard Time (AEST). Candidates should be prepared to accommodate their schedules accordingly.

Application process

At Roar Apex, we're selective about our team, aiming for the top 1% of talent in an industry. Our recruitment process is thorough, focusing on excellence and innovation. Only short-listed candidates will be contacted for further consideration. We appreciate the time and effort all applicants put in.