Senior Backend Engineer

🌟 We’re Hiring: Join the Zalmi Technology Team! 🌟Please read the full details before you applyPosition: Senior Backend Engineer (Node.js, Express.js, Fastify)Location: Avenue 11, Mirpur DOHS, Dhaka, BangladeshVacancy: 04Job Nature: Full-Time (Onsite)Office Hours: 9.00 AM - 6.00 PMOffice Days: Sunday – Thursday (2 Days Weekly Off: Friday & Saturday)Compensation: BDT 70,000 – 80,000 (Negotiable for highly skilled candidates)🏢 Company Overview:At Zalmi Technology, we are a forward-thinking software company dedicated to building innovative digital products and SaaS platforms. Our passionate team blends world-class engineering with strong product vision to deliver solutions that make a real impact.We’re scaling rapidly — this is your opportunity to play a key role in our core engineering team and grow into leadership roles.⚙️ Role Overview:We’re looking for 4 experienced Senior Backend Engineers who will architect, scale, and optimize high-performance APIs using Node.js, Express.js, and Fastify.If you’re driven, product-focused, and ready to own complex backend challenges — we want to meet you!🔑 Key Responsibilities:🧠 Architect, develop, and maintain backend systems and APIs using Node.js, Express.js, and Fastify.🏗 Design scalable and maintainable backend architecture for modern web and SaaS applications.🗃 Lead database integration with MongoDB or PostgreSQL using Prisma/Mongoose.🔒 Ensure API security, scalability, and performance at production scale.🤝 Collaborate closely with product, frontend, and DevOps teams.👨‍🏫 Mentor junior engineers and contribute to team best practices.🐳 Lead deployment pipelines (Docker, Git, CI/CD) and ensure production readiness.🧩 Participate in system design discussions and technical decision-making.🎓 Qualifications:🎯 4–5 years of proven experience in backend development using Node.js.🚀 Deep expertise in Express.js and Fastify frameworks.🔐 Strong understanding of RESTful API design, backend patterns, and JWT authentication.🗄 Advanced knowledge of MongoDB / PostgreSQL and Prisma / Mongoose.💻 Proficiency in TypeScript.🐳 Experience with Docker, Git, and modern DevOps tools.👥 Leadership or mentorship experience is a plus.💡 Strong problem-solving mindset and ownership-driven attitude.💼 Preferred Skills:☁️ Experience with cloud platforms (AWS, Vercel, DigitalOcean).🔁 Familiarity with Microservices or Serverless architectures.⚙️ Experience with Redis, RabbitMQ, or WebSockets.🎁 Perks & Benefits:💰 Competitive Salary: 70k – 80k BDT (Negotiable)🏆 Performance-based rewards and rapid career growth opportunities.📆 2 weekly holidays (Friday & Saturday).☕ Supportive team, modern engineering culture, and collaborative workspace.🚀 Potential to grow into Technical Lead roles.📧 How to Apply:Join us and be part of a passionate engineering culture that values innovation and impact.Send your Resume, Portfolio, or GitHub profile to:📩 hr@zalmi.techSubject Line: Senior Backend Engineer (Node.js) – [Your Name]🗓 Application Deadline: 5th November 2025🌐 For more details and other openings, visit our careers page:👉 https://www.zalmi.tech/careers