Senior Backend Engineer

# 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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