Full Stack Developer
About the role
Pro Marketer Inc. is seeking a Full Stack Developer to take full ownership of their adintel SaaS product, a competitor ad-intelligence tool for DTC brands and agencies. The role involves managing the entire codebase, including frontend, backend, data pipelines, infrastructure, billing, and releases. The developer will work directly with the CEO, make technical decisions, and ship features to real customers. Key responsibilities include maintaining and scaling the product, integrating with ad and commerce platforms, and using AI coding tools daily. The ideal candidate will have at least 4 years of professional full-stack development experience, strong skills in TypeScript/JavaScript, React/Next.js, Node.js, PostgreSQL, and experience with Stripe, REST/GraphQL APIs, web scraping, and deploying on cloud platforms. The position is remote, full-time, and offers a competitive salary with benefits and a growth path to Lead Engineer or Head of Engineering as the team expands.
Must have
- 4+ years of professional full-stack development
- Strong TypeScript / JavaScript, React / Next.js and Node.js
- Solid PostgreSQL (schema design, indexing, query tuning); Supabase experience is a plus
- Built and maintained REST/GraphQL APIs and background job systems (queues, cron, workers)
- Experience with web scraping / data ingestion at volume — rate limits, retries, proxies, deduplication
- Stripe subscriptions and webhooks in production
- Comfortable deploying and running production on Vercel, AWS, GCP or similar, plus Docker
- Hands-on with LLM APIs (Claude, OpenAI or similar): prompts, structured output, cost control
- Daily use of AI coding tools (Claude Code, Cursor, Copilot) — we expect it
- Clear written English; you will work directly with a Canada-based founder (Working hours align with EST)
Nice to have
- Built a Chrome extension (Manifest V3)
- Worked with the Meta Marketing API / Ad Library, TikTok or Google Ads APIs
- Built or used MCP servers / AI agent tooling
- Video/image processing (ffmpeg, transcription, thumbnails, object storage, CDN)
- Previous early-stage startup or solo-owner experience on a SaaS product
- Interest in marketing, e-commerce or advertising
Technologies
- Agentic AI
- AWS
- CI/CD
- Claude
- Claude Code
- Cursor
- Data Ingestion
- Data Pipelines
- Docker
- E-commerce
- GCP
- Google Ads
- GraphQL
- Image Processing
- JavaScript
- LLM
- MCP
- Next.js
- Node.js
- OpenAI
- PostgreSQL
- React
- SaaS
- Shopify
- TypeScript
- Webhooks
Highlights
Working hours align with EST. The role is remote and open to candidates anywhere. The hiring process includes an application review, HR screening call, technical deep-dive, take-home task, and aims to complete within 2–3 weeks. Paid AI tools and dev tooling are provided. There is a direct growth path to Lead Engineer or Head of Engineering.
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