--- title: 'Senior Backend Engineer (Remote) at Zencastr' canonical: 'https://feeny.ai/job/senior-backend-engineer-remote-zencastr-san-francisco-qj89y3n9eb7m' type: 'job' last_seen: '2026-09-08' --- # Senior Backend Engineer (Remote) at Zencastr - **Company:** Zencastr - **Location:** San Francisco, CA - **Employment:** full-time - **Work type:** remote - **Posted:** 2025-08-06 - **Last confirmed live:** 2026-09-08 - **Apply:** https://jobs.ashbyhq.com/zencastr/e5897c7a-4622-495b-a892-81763a2ef112 ## Job description Empower the voices of the world @ Zencastr. If you want to push the world of podcasting into the future, come join a team who loves to live on the edge! We are a fully distributed team of smart people who are passionate about changing the world one voice at a time. You should join us if you: - Have significant experience with Node.js and good knowledge of JS fundamentals - Have a good understanding of computer science fundamentals. You might not have gone to school for it, but you know the difference between heap and stack, different time complexities, and which patterns to use and when. - You are ambitious. You might want to build your own company one day or have tried to tackle the toughest tech problems just for fun. - You enjoy writing Javascript or Typescript - You have an eye for performance. Whether thinking about the latest client side bundling techniques, or the proper way to shard a mongo database, you want things to be fast. - You are a team player - You have good communication skills What sets you apart: - You have a passion for high performance applications - You have significant open source contributions - You want to work in a fast growing startup. Which comes with the blood, sweat and tears of working to disrupt an established industry - You have empathy for the end user. A spec is a conversation starter, as an advocate for the end user you always are thinking about how to best serve their needs - You have an eye for code quality and you strive to uphold best practices in engineering, security, and design Why you should choose us: - You’ll be working with world class engineers, Phd’s, and designers in a fully distributed team - Work in an agile and fast changing environment - Equity commensurate to your contribution in a profitable company - Health insurance - Unique challenges and the support and talent to solve them - 4 weeks PTO - Freedom to work where you please What we’re looking for: - 5+ years of Typescript, Node.js development - Strong document / key-value store knowledge (Redis, MongoDB) - Strong SQL knowledge - Demonstrable knowledge of building scaleable consumer based apps - Strong experience with unit, integration, and load testing - Experience building APIs - Experience with cloud APIs (Google Cloud, Digital Ocean) Bonus points if you have: - Experiencing working in high traffic, low latency applications - Good dev ops experience - Digital Signal Processing experience - Strong SQL knowledge - AI experience How to apply: Apply at https://jobs.ashbyhq.com/zencastr/e5897c7a-4622-495b-a892-81763a2ef112 We are flexible! For the right candidate we ask: What do you need to do your best work? ## About Zencastr ## Company Overview - **One-liner**: Zencastr provides an all-in-one audio and video creation platform for podcasters, video creators, and interviewers, featuring high-fidelity recording, AI-powered editing, and distribution tools. - **Entity Type**: Private (funding stage: Seed/Convertible Note) - **Headquarters**: San Francisco, California, United States - **Founded**: 2014 - **Founders**: Adrian Lopez (Co-Founder and CEO) ## Core Business - **Primary industry**: Media Production / Podcasting Technology - **Target customers**: B2B and B2C – podcasters, video creators, interviewers, marketers (SMB to professional) - **Mission or purpose statement**: “Make it simple for anyone to create high-quality audio and video content” (derived from site messaging) ## Products & Services - **Zencastr Recording**: Multi-track 4k video and 48kHz WAV audio recording on desktop and mobile, with double-ended tracks for remote interviews. - **ZenAI Clipping**: AI-powered tool that transforms long-form videos into ready-to-post viral clips in a single click. - **ZenAI Editing**: Edit audio or video like a text document using AI (remove silence, filler words, etc.). - **Zencastr Hosting**: Next‑generation audio and video hosting with deep analytics. - **Monetization Tools**: Options for podcasters to earn revenue through their shows. - **Distribution**: Tools to publish content to all major platforms. ## Market Standing - **Valuation/Market Cap**: Not disclosed - **Key Metric**: Total funding of **$4.6M** (seed round led by Kickstart, 2021) – conflicting reports indicate up to **$5.16M** including a convertible note [cbinsights.com](https://www.cbinsights.com/company/zencastr). Revenue is not publicly available. - **Notable Investors/Partners**: Kickstart Fund (lead), WeFunder, Farhad Mohit, Jeremy Andrus, Start Up Loans, and others. - **Growth Signals**: - 47 employees as of mid‑2025 (LinkedIn data) – **+136.7% YoY** headcount growth. - Operations in 14 countries (US, India, Philippines, Portugal, Brazil, Indonesia, etc.). - 3 active job postings (Senior Fullstack, Senior Backend, Senior ML Engineer). - Traffic : ~32k monthly visits, global rank #13M (small but growing). - Tech stack: Kubernetes, TypeScript, TensorFlow, JavaScript, Stripe, Zendesk, CoreMedia, Power BI, Looker. ## Competitive Advantages - **All-in-one platform**: Combines recording, AI editing, AI clipping, hosting, and monetization – reducing tool switching for creators. - **High fidelity**: 4k video and 48kHz WAV audio, double-ended recording, suitable for professional podcasting. - **AI-powered features**: ZenAI for editing and clipping differentiates from basic recording tools. - **Remote-first culture**: Fully distributed team across 14 countries, enabling global talent pool. ## Strategic Focus - **AI integration**: Continued investment in AI to automate editing and content repurposing (clips). - **Growth and monetization**: Adding features to help creators grow audiences and generate revenue. - **Scaling engineering team**: Active hiring for senior engineering roles (Backend, Fullstack, ML) to build out platform. ## Why Work Here - **Culture**: Rated 4.3/5 for culture, 4.0/5 for work-life balance, 5.0/5 for compensation (from 6 reviews on Built In) [builtin.com](https://builtin.com/company/zencastr). - **Remote/hybrid policy**: Fully remote – employees work from anywhere; office presence not required. - **Benefits**: - Company equity and employee stock purchase plan. - Performance bonuses. - Generous parental leave and family medical leave. - Health, dental, and vision insurance. - Tuition assistance and job training + conferences. - Diversity-based Employee Resource Groups. - Customized development tracks for career growth. - **Engineering culture**: Senior-heavy team (9 senior engineers out of ~14 tech staff); strong emphasis on AI, infrastructure, and data. ## Sources 1. [zencastr.com](https://zencastr.com/) 2. [builtin.com](https://builtin.com/company/zencastr) 3. [linkedin.com](https://www.linkedin.com/company/zencastr) 4. [cbinsights.com](https://www.cbinsights.com/company/zencastr) 5. [jobs.ashbyhq.com](https://jobs.ashbyhq.com/zencastr) 6. [techcrunch.com](https://techcrunch.com/2022/08/22/zencastr-adds-editing-and-distro-in-bid-to-become-a-full-service-podcast-offering/) (referenced in LinkedIn, not directly searched but cited in source material) ## Other roles at Zencastr - [Recuiter](https://feeny.ai/job/recuiter-zencastr-eu-ws0dntz4msjs) — EU &, United States - [Senior Fullstack Engineer (Remote)](https://feeny.ai/job/senior-fullstack-engineer-remote-zencastr-san-francisco-wy7zkg6413m7) — San Francisco, CA - [Senior Machine Learning Engineer (Remote)](https://feeny.ai/job/senior-machine-learning-engineer-remote-zencastr-new-york-a9b25cqxh19r) — New York, NY - [Senior Backend Engineer (Remote)](https://feeny.ai/job/senior-backend-engineer-remote-telnyx-amsterdam-gad5mhmcw36b) — Amsterdam, Netherlands