Senior Full-Stack Developer

Company: Wiya.ai – AI-powered SaaS solutions for customer service & commerce

Location: Muscat, Oman (Onsite, full-time)

About Us

Wiya.ai is an Omani AI-powered SaaS company that unifies communication channels, automates customer service, and integrates e-commerce solutions. We partner with enterprises and government organizations to deliver scalable platforms that align with Oman Vision 2040 .

We are now looking for a Senior Full-Stack Developer to join our core team and lead the development of next-generation digital engagement platforms, including WhatsApp Business API, AI chatbots, and multi-vendor commerce systems .

Key Responsibilities

• Design, develop, and maintain full-stack SaaS applications (frontend + backend).
• Build scalable integrations with WhatsApp Business Cloud API, WooCommerce/WCFM, and payment gateways (Thawani, Stripe, etc.) .
• Lead systems integrations with CRMs, ERPs, OTAs, and other third-party platforms (REST/GraphQL, Webhooks).
• Architect and implement multi-tenant systems with secure authentication, dashboards, and reporting.
• Ensure reliable data synchronization across APIs, microservices, and external systems.
• Mentor junior developers and ensure best practices in code quality, testing, and DevOps pipelines.
• Collaborate with product, AI/ML, and business teams to deliver impactful features.
• Ensure security, performance, and compliance across all systems.

Requirements

• 5+ years of experience as a full-stack developer.
• Strong expertise in TypeScript/JavaScript , Next.js (React), php , and NestJS/Node.js .
• Hands-on experience with PostgreSQL (Prisma ORM), Redis/BullMQ, REST/GraphQL APIs .
• Proven track record in systems integrations (CRMs, ERPs, payment gateways, messaging APIs, webhooks).
• Proficiency in Docker, Kubernetes, and CI/CD pipelines .
• Solid knowledge of scalable SaaS architecture (multi-tenant, modular monolith/microservices) .
• Familiarity with i18n and RTL (Arabic/English UIs) .
• Strong problem-solving and leadership skills.
• Bonus: Experience with AI/ML integration, WhatsApp API, or e-commerce platforms .

What We Offer

• Opportunity to shape the core architecture of a fast-growing AI startup.
• Work on projects with national impact .
• Competitive salary and benefits.
• A collaborative, innovative environment with leading technology partners.

How to Apply

📩 Send your CV and GitHub/portfolio to info@wiya.ai with the subject line:

• Application – Senior Full-Stack Developer