Sr. Full Stack Developer (JavaScript + TypeScript)

• *Department:** Software Development**Location:** Vadodara, Gujarat (Onsite)**Experience:** 5–8 Years **About the Role:**

Atyantik Technologies is looking for a **Senior Full\-Stack Developer** with deep **JavaScript** and advanced **TypeScript** expertise to **lead the design, development, and delivery** of scalable SaaS and web solutions. You’ll take full technical ownership, mentor junior engineers, and collaborate with product and client teams to ensure reliable, secure, and high\-performing systems. **Key Responsibilities:*** Lead architecture, design, and delivery of medium to large\-scale systems.

• Build and maintain full\-stack apps using **JavaScript/TypeScript, Node.js, Hono, Cloudflare Workers (KV, D1, R2\)**, **Postgres**, **SQLite**, **Redis**, and **RabbitMQ**.
• Own **API design** (REST/GraphQL), integrations (OAuth2, OpenID, webhooks), and ensure scalability \& security.
• Drive **code quality, CI/CD, observability**, and **operational reliability**.
• **Mentor L1–L2 engineers**, lead reviews, share knowledge, and foster technical growth.
• Ensure **production readiness**, manage incidents, and continuously improve processes.

• *Requirements:*** 5–8 years’ hands\-on full\-stack experience with **JavaScript \+ TypeScript**.
• Strong backend, database, and **serverless/edge computing** knowledge.
• Expertise in **OAuth2/OpenID**, **secure APIs**, and **testing pipelines**.
• Familiar with **Docker, observability tools (metrics, logs, alerts)**.
• Proven **leadership, communication, and mentoring** ability.

• *Bonus Skills:** React, Astro, Vue, or Solid; Terraform; Cloudflare stack; performance profiling \& threat modelling. **Performance Goals:*** Lower production bugs \& incidents.
• Positive peer \& stakeholder feedback.
• Strong mentorship outcomes.
• Reliable documentation \& measurable system observability.