Source Job

Brazil

  • Design and build the data pipelines that pull and structure performance, sales, and engagement data across hundreds of client accounts.
  • Develop the LLM analysis layer using Gemini and Claude to analyze every video and connect it to sales data.
  • Own the full stack from data to UI, shipping dashboards and search tools in Django, HTMX, and Tailwind.

Python Django PostgreSQL SQL LLM APIs

20 jobs similar to Founding Engineer (Data-First)

Jobs ranked by similarity.

Global

  • Own the agent layer orchestrating specialist agents for investor research, outreach, and conversations.
  • Build and scale the matching engine using embeddings, ranking, and feedback loops.
  • Ship production code end to end with Python, Postgres, and AI tooling.

Paires is a fundraising platform that pairs founders with investors using AI agents for outreach and relationship management. It is a small, senior, flat team that is profitable and self-funded.

Global

  • Design and maintain LLM-powered backend services using Python and FastAPI.
  • Implement retrieval-augmented generation (RAG) for structured and unstructured fleet data.
  • Optimize retrieval accuracy, latency, and hallucination rates through automated evaluation pipelines.

Datakrew revolutionizes EV fleet intelligence with IoT and AI solutions. They aim to serve one million EVs within 5 years and cultivate a mission-driven culture.

Brazil

  • Own the product vision and roadmap for the Creative Engine, translating creative strategy into a data product.
  • Partner with engineering to define data models and pipelines connecting performance creative, TikTok Shop, and Meta.
  • Design how the team accesses insights through dashboards, Slack, and Cowork, enabling data-driven creative decisions.

A performance creative agency that creates ads for brands on TikTok, Meta, and TikTok Shop, working with 2,000+ creators. They are a small, remote team with a culture of high ownership, constant shipping, and AI-assisted workflows.

Global 5w PTO

  • Design and implement multi-agent workflows, including task decomposition, state management, and tool-use.
  • Implement rigorous evaluation frameworks to measure and improve agent performance at scale.
  • Develop reusable agents and prompt libraries serving 1,000+ brands with unique voices simultaneously.

Pencil builds the agentic OS for marketing, creating complex multi-agent architectures for brand-safe, scalable generative AI. They are a growing tech company with a distributed team, valuing innovation and flexibility.

$115,000–$140,000/yr
US Unlimited PTO

  • Build and maintain ICP scoring models, intent signal pipelines, and account prioritization logic across the GTM stack.
  • Apply LLMs to automate research, enrichment, and outreach personalization at scale.
  • Design lightweight orchestration systems connecting GTM tools and own the full integration lifecycle.

Immuta is a data provisioning company that helps organizations automate secure, governed data access for both humans and AI systems. Founded in 2015, it has $267 million in total funding, is trusted by Fortune 500 companies and government agencies, and operates as a hybrid workplace globally.

United States

  • You own the render pipeline, prompts, and agent loops for AI Social, producing on-brand Instagram carousels and reels.
  • You work at the intersection of code, design, AI, and social media.
  • You collaborate across product, design, and content strategy teams to ship high-quality generative media.

Luxury Presence is building the AI growth platform for real estate. Backed by Bessemer Venture Partners, it is a Series C company that has hit $100M in annual recurring revenue and serves over 90,000 real estate professionals.

US Unlimited PTO 12w maternity 12w paternity

  • Design, build, and own data pipelines moving data from application and third-party sources into relational databases.
  • Build and ship production AI systems, including data infrastructure and evaluation systems for feature reliability.
  • Set standards for data work through clear writing, early context sharing, and team efficiency.

Dscout builds a flexible UX research platform trusted by top brands in finance, healthcare, and tech. They are a remote-first team of passionate professionals that prioritize learning, diversity, and inclusion.

AI Builder

Best10

  • Build internal tools and coach-facing features on top of LLMs like Claude and OpenAI.
  • Turn unstructured conversational data into structured, reliable signals for daily prioritisation.
  • Own the full stack of what you ship: frontend, backend, model integration, and deployment.

Best10 delivers online, highly personalised diet and lifestyle coaching through WhatsApp and its own platform, working with medical insurers to reduce costs from high-risk members. The company fosters a builder culture where teams ship working AI solutions rapidly and take pride in systems that outlast them.

Global

  • Build and own Fundable's core backend including customer-facing APIs, AI microservices, and a workflow builder.
  • Lead architecture decisions, implementation, and deployment with TypeScript/Node.js or Python, PostgreSQL, and cloud platforms.
  • Work directly with founders in a high-autonomy role to solve ambiguous problems and ship production systems.

Fundable provides real-time startup data and signals that help growth teams find new startup customers and help investors source their next deals. It is a small, fast-moving team that values high autonomy and an AI-first approach.

$155,520–$219,040/yr
Europe UK

  • Build and maintain data pipelines, warehouses, and the underlying infrastructure.
  • Develop AI agents and internal workflows on top of the data foundation to drive efficiency.
  • Enable the product and broader organization to make faster, data-driven decisions.

Duvo Inc. is a company that leverages data to create AI-native workflows and agents, enabling faster, data-driven decisions across the organization. They are a team focused on innovation and building efficient data foundations.

Vietnam

  • Build AI-powered workflows, assistants, agents, and automation systems across customer support, CRM, and finance operations.
  • Work with product and engineering teams to turn manual processes into scalable AI-native systems using LLMs, APIs, and internal data.
  • Prototype quickly, test with users, then productionize what works, ensuring evaluation, monitoring, and reliability.

Bjak believes people deserve smarter ways to plan, save and grow their money, starting with the first mobile-first insurance platform in Southeast Asia. They have teams worldwide with over 20 nationalities working from offices and remotely, seeking talented and driven people.

$30,000–$42,000/yr
South America

  • Design, build, test, and iterate on prompts and prompt chains for production LLM workflows across client delivery and internal automation.
  • Implement evaluation harnesses, guardrails, and regression tests to ensure measurable and stable output quality.
  • Integrate LLM components with business systems via APIs, retrieval pipelines, and structured outputs.

Caravel is an award-winning NetSuite and Salesforce partner and part of BPM LLP, a Top-40 accounting and advisory firm. With 20+ years of experience and 1,000+ implementations, we are a fully remote team helping businesses across North America with honest technology solutions.

AI Builder

Best10
Global

  • Build internal tools and coach-facing features on top of LLMs to turn unstructured conversational data into structured signals.
  • Design and maintain prompt chains, RAG pipelines, and agent workflows, rapidly prototyping from idea to demo in days.
  • Wire AI into existing systems, own full stack, and sit with coaches to build for their reality.

We deliver highly personalised diet and lifestyle coaching at scale through WhatsApp and our own technology platform. We partner with leading health insurers and employers, and our culture is about using AI to remove administrative work and enhance the personal coach-member relationship.

US

  • Ship AI-driven GTM automations to replace manual workflows in prospecting, enrichment, campaign ops, and reporting.
  • Build outbound engines, inbound lifecycle flows, content pipelines, and GTM data layers using LLM APIs and modern stacks.
  • Work autonomously and deliver working tools weekly, with measurable impact on hours saved and pipeline moved.

Rwazi is a global consumer intelligence platform that helps businesses understand consumer behavior. The company is a fast-growing startup with a culture of shipping quickly and iterating.

US

  • Own the design and scaling of the database (Postgres/Supabase) that powers our matching, outreach, and agents.
  • Ensure data quality through validation, dedup, entity resolution, and monitoring.
  • Build ingestion and enrichment pipelines for funding rounds, market news, and company research.

We are a platform where founders come to raise capital, pairing them with investors from a global network and running warm outreach. We are a profitable, self-funded company with a small, senior, flat team that ships fast.

Global

  • You ship scrapers and ingestion flows against messy, sometimes adversarial sources using HTTP/2 clients, TLS-fingerprint evasion, and browser automation fallbacks.
  • You own Postgres schema design and migrations end to end across per-country and per-domain schemas.
  • You build and maintain medallion transforms that are idempotent, content-hashed, and lineage-tracked.

Labrynth builds AI-powered platforms that navigate complex regulations and generate audit-level documentation. They operate as a small, high-velocity team embedded directly with clients to rapidly ship production-quality solutions.

Poland

  • Own features end to end across the platform, including economics, sales, ticketing, and integrations.
  • Build services in Python with SQLAlchemy, GraphQL, and PostgreSQL with correct transactional behavior.
  • Work with an AI agent daily to plan, verify, and own quality, not volume of generated lines.

Voyagu is a travel operations platform that powers travel agencies end to end with integrations for trip economics, sales, ticketing, accounting, and marketing. They have a large product and an AI-first engineering culture, seeking engineers who own features end to end.

Latin America Unlimited PTO

  • Design and implement data pipelines and analytic infrastructures with the latest technologies.
  • Build data warehouses, create dashboards, and develop self-service data exploration capabilities.
  • Leverage AI tools to enhance client and internal capabilities, including AI agents and agentic infrastructure.

Fractal River is a consulting firm that helps companies scale faster by building robust technical and operational infrastructure. They work with a diverse range of clients, from startups to established organizations, fostering a culture of continuous learning and AI integration.

Global

  • Build production systems that extract structured data from emails, documents, and other unstructured sources using NLP/LLM workflows.
  • Develop retrieval and ranking systems (RAG, BM25, embeddings) and define quality metrics with evaluation feedback loops.
  • Integrate ML and LLM workflows into reliable Python backend services (FastAPI, Django) with clear error handling and observability.

We are a UK-based, AI-enabled lettings and property management platform that grows through a roll-up strategy acquiring estate agencies. We are a fast-growing, product-focused company backed by top-tier investors with a team experienced in real estate, technology, and operations.

Europe LATAM

  • Own the Data Layer end to end, including ingestion, medallion-style modeling, and serving layers.
  • Build and operate ingestion and transformation pipelines using modern orchestration and cloud data warehouses.
  • Operate AI coding agents (Claude Code) to ship production-quality data infrastructure at high velocity.

Proton is building the AI operating system for wholesale distribution, embedded in the workflows that move nearly every physical product on the planet. They are a venture-backed startup with hundreds of distributor customers, and they hire builders with high agency and urgency.