> Markdown version of [/jobs/ext/3567694-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/3567694-senior-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Software Engineer

- **Company:** Raydar, Inc.
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $130,000.0 - $190,000.0
- **Contract:** Permanent contract
- **Skills:** Continuous Integration, Relational Databases, Python (Programming Language), Machine Learning, Reliability Engineering, Software Engineering, TypeScript, Speech Recognition, Cloud Platform System, Chatbots, Large Language Models, Speech Synthesis
- **Published:** October 3, 2026
- **Apply:** https://arc.dev/remote-jobs/j/redirect/m6frrm6ram

## About the Role

* 5-8 years of software engineering experience, including senior-level ownership of full-stack products and software shipped to millions of users or interactions.
 * Strong hands-on experience in Python or TypeScript, with the ability to work across a full-stack product.
 * Practical experience building with large language models in production or in substantial applied projects.
 * Experience in developer experience, site reliability engineering, or platform engineering.
 * Working familiarity with relational databases, cloud environments, and continuous integration and delivery practices.
 * Shows initiative, takes ownership, and reflects on decisions to learn and improve how work gets done.

Bonus points

 * Experience with conversational AI, multi-turn agents, or tools such as LangChain.
 * Background in voice AI, telephony, or contact-center software.
 * Experience in a startup or high-growth product environment.

## Description

As a Senior Software Engineer, you will build across the product, from full-stack features to real-time voice and LLM-powered capabilities. You may also work directly with customer-facing teams to turn complex needs into reliable product improvements. This is a broad, hands-on role on a small, senior team where engineers own work end to end.

What you'll do

 * Build and ship full-stack product features for voice and conversational AI experiences.
 * Integrate speech recognition, text-to-speech, and language-model capabilities into production systems.
 * Work with product and machine learning partners to turn customer needs into scalable capabilities.
 * Improve latency, reliability, cost, and user experience across systems serving millions of users.
 * Contribute to developer experience, service reliability, and platform foundations.
 * Own multiple initiatives, learn quickly from production feedback, and support customer-facing engineering work as needed.