Software Development Engineer - Fullstack

Plivo is a leading technology company transforming customer engagement for some of the world’s largest B2C brands, including Uber, WhatsApp, and Zomato. Our next-gen AI Agents automate the entire customer lifecycle—from acquiring, engaging, and supporting customers—through cutting-edge multimodal AI, including LLMs, text-to-speech, and speech detection. With a 150+ member engineering team based entirely in India, we are building high-impact global products that handle over 1 billion API requests per month. If you are excited about solving hard, real-world AI challenges at scale, this is where you belong. 

Key Responsibilities

• Design, develop, and deploy full-stack features using React, Python, Go, Redis, Postgres, and other technologies.

• Implement responsive and intuitive user interfaces using modern frameworks like ShadcnUI/Tailwind CSS.

• Develop robust backend services and APIs using Python, Go, and other languages, and integrate them with frontend applications.

• Own the end-to-end lifecycle of features—from scoping and design to deployment and monitoring.

• Build scalable microservices that power core messaging platforms (SMS, MMS, WhatsApp, RCS).

• Integrate and manage payment workflows, including card handling, recharge, and invoicing.

• Develop and maintain Airflow DAGs for billing automation and reconciliation tasks.

• Write clean, modular, and production-grade code in GoLang and Python.

• Ensure comprehensive unit, functional, and regression testing to prevent defects and regressions

• Leverage AI tools like GitHub Copilot, Cursor, and LLMs to enhance development productivity.

• Collaborate with Product, DevOps, QA, and Support teams to deliver high-quality outcomes.

• Monitor production systems and own observability, performance, and reliability.

• Optimize CI/CD pipelines for rapid and safe delivery of backend services.

• Participate in code reviews and enforce best practices in architecture and design.

• Design systems for high availability, throughput, and low-latency processing at a global scale.

• Embrace a strong ownership mindset in a fast-paced, engineering-driven environment.

Qualifications:

• Proven experience in full-stack web development, with focus on creating products from scratch.

• Proficiency in React and the modern JavaScript/TypeScript ecosystem.

• Strong experience in building and maintaining large-scale distributed backend systems.

• Exposure to AI-assisted development tools like GitHub Copilot, Cursor, or LLMs is a must — we expect engineers to actively leverage modern tooling for efficiency and quality.

• Proficiency in one or more backend languages such as GoLang or Python.

• Solid understanding of REST APIs, microservices architecture, and event-driven systems.

• Hands-on experience with PostgreSQL and familiarity with Redis for caching or low-latency access.

• Exposure to workflow orchestration tools like Apache Airflow is a plus.

• Familiarity with AWS services such as EC2, RDS, S3, ECS, and Lambda.

• Experience with CI/CD pipelines and container-based deployments.

• Ability to write robust unit, integration, and regression tests.

• Working knowledge of Git and collaborative development practices.

• Strong analytical, debugging, and problem-solving skills.

• Proven ability to work in a fast-paced, ownership-driven environment with a strong bias for action.