# Senior Backend Engineer

> Weekday AI · Bengaluru, India · Full-time · Posted 2026-07-01

**Workplace:** on_site

**Department:** Weekday's Client via platform

## Description

**This role is for one of Weekday’s clients  
**  
Min Experience: 3+ years  
Location: Bengaluru  
JobType: full-time

We’re looking for a **Senior Software Engineer (Backend)** who can design and build **high-scale, low-latency systems** for our AI and voice platform. The ideal candidate will have strong backend engineering fundamentals, experience with distributed systems, and curiosity about **Voice AI, WebRTC, and SIP-based integrations**.

## Requirements

**Responsibilities**

-   Design and develop **scalable microservices** and backend systems that power real-time AI and voice workflows.
-   Own **end-to-end system design** — from architecture, APIs, and data models to deployment and monitoring.
-   Optimize systems for **performance, concurrency, and fault tolerance** at high scale.
-   Implement **best practices for observability, testing, and resilience** (Datadog, Sentry, etc.).
-   Collaborate with product and AI teams to evolve the platform’s **multi-agent orchestration and automation layer**.

### **Requirements**

**Must-Have Skills**

-   3–6 years of backend development experience in **Python** or **Java**.
-   Strong grasp of **system design, concurrency, and distributed systems**.
-   Experience building **scalable, high-availability APIs or streaming systems**.
-   Familiarity with **WebRTC, SIP, RTP**, or other real-time communication protocols.
-   Experience with **cloud environments (GCP/AWS)** and **containerized deployments (Kubernetes, Docker)**.
-   Sound understanding of **databases (MongoDB, Redis, Postgres)** and message queues (Kafka, Pub/Sub).

**Good to Have**

-   Exposure to **Voice AI, Speech Processing, or AI Agent frameworks**.
-   Experience integrating **LLMs, vector DBs**, or real-time **AI inference systems**.
-   Prior work on **AI-driven or telephony-driven platforms** at scale.

### Must-have skills

Java, Python

### Good-to-have skills

webRTC, Microservices, Kubernetes

## Apply

[Apply at Weekday AI](https://apply.workable.com/weekday-1/j/CCDD506FE5/apply)

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