Bolt api

Long-Running Job Timeout - Background Tasks Interrupted

Long-running operations (file processing, email sending, bulk updates) timeout. Tasks don't complete.

Operations that take >30 seconds fail on serverless deployments.

Error Messages You Might See

Operation timeout after 60 seconds Function execution terminated Task interrupted by timeout Job never completed
Operation timeout after 60 secondsFunction execution terminatedTask interrupted by timeoutJob never completed

Common Causes

  1. Running long task synchronously in API route
  2. Serverless timeout shorter than task duration
  3. No background job queue (Bull, RabbitMQ)
  4. Task killed before cleanup code runs
  5. No retry mechanism for failed jobs

How to Fix It

Use background job queue: Bull, RabbitMQ, or cloud services (Google Tasks, AWS SQS)

Pattern: API returns immediately with job ID, frontend polls for status

Implement retry logic with exponential backoff

Add timeout to job: if not complete in 5 min, mark failed and retry

Process jobs outside request context: cron job, worker service, or queue consumer

Real developers can help you.

Meïr Ankri Meïr Ankri Full-stack developer specializing in React / Next.js / Node.js with 6+ years of experience. I've worked across various sectors including automotive (Reezocar/Société Générale), healthcare (Medical Link SaaS), and e-commerce (Glasman). I build web apps end-to-end, from architecture to production, with a focus on scalability, performance, and code quality. I also mentor junior developers and contribute to technical decisions and code reviews. ISHANTDEEP SINGH ISHANTDEEP SINGH Senior Software Engineer with 7+ years of experience in React, JavaScript, TypeScript, Next.js, and Node.js. I’ve also worked as a tech lead for startups, owning end-to-end technical execution including architecture, development, scaling, and delivery. I bring a strong mix of hands-on coding, product thinking, and technical leadership, and I’m comfortable building products from scratch as well as improving and scaling existing systems. Antriksh Narang Antriksh Narang 5 years+ Experienced Dev (Specially in Web Development), can help in python, javascript, react, next.js and full stack web dev technologies. Vlad Temian Vlad Temian 15+ years shipping production infrastructure for startups. Former CTO at qed.builders (acquired by The Sandbox). Cursor ambassador and agentic tooling builder. I've scaled systems, automated deployments, and built observability tools for AI coding workflows. I specialize in taking vibe-coded apps from broken prototype to production-ready: fixing Supabase auth/RLS, Stripe integrations, deployment pipelines, and cleaning up AI-generated spaghetti. I build tools in this space (agentprobe, claudebin, micode) and understand both sides: how AI generates code and why it breaks. https://blog.vtemian.com/ Krishna Sai Kuncha Krishna Sai Kuncha Experienced Professional Full stack Developer with 8+ years of experience across react, python, js, ts, golang and react-native. Developed inhouse websearch tooling for AI before websearch was solved : ) Bastien Labelle Bastien Labelle Full stack dev w/ 20+ years of experience Tejas Chokhawala Tejas Chokhawala Full-stack engineer with 5 years experience building production web apps using React, Next.js and TypeScript. Focused on performance, clean architecture and shipping fast. Experienced with Supabase/Postgres backends, Stripe billing, and building AI-assisted developer tools. Pratik Pratik SWE with 15+ years of experience building and maintaining web apps and extensive BE infrastructure Victor Denisov Victor Denisov Developer Jen Jacobsen Jen Jacobsen I’m a Full-Stack Developer with over 10 years of experience building modern web and mobile applications. I enjoy working across the full product lifecycle — turning ideas into real, well-built products that are intuitive for users and scalable for businesses. I particularly enjoy building mobile apps, modern web platforms, and solving complex technical problems in a way that keeps systems clean, reliable, and easy to maintain.

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Frequently Asked Questions

How do I handle long tasks?

Queue the job, return immediately with ID. Frontend polls /api/job/id for status

What's a good job timeout?

Set longer than expected: if usually 2min, set 5min timeout. Prevents premature kills

Should I retry failed jobs?

Yes. Retry with exponential backoff: 1min, 5min, 30min. Max 3-5 retries

Related Bolt Issues

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