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Mid-Level
Founding Software Engineer - Agentic Systems
Confirmed live in the last 24 hours
Veriff
Tallinn, Spain (Remote), São Paulo
Remote
Posted March 25, 2026
Job Description
At Veriff, we are exploring the next frontier of identity verification: agentic AI systems that can reason, act, and operate safely in high-trust environments.
We are forming a small, high-leverage team to explore and productionize agentic capabilities across identity, KYA, risk assessment, and automation workflows.
We are looking for a Founding Engineer to help build this from the ground up.
You’ll help us protect honest people online by:
- Design and build agentic systems that can:
- Use tools;
- Reason across multi-step workflows;
- Operate under strict compliance and safety constraints.
- Prototype and productionize LLM-powered workflows;
- Build internal evaluation frameworks for agent reliability;
- Define system architecture for scalable, secure AI services;
- Work closely with product, risk, and compliance teams;
- Turn ambiguous ideas into working systems.
You are the right future Veriffian for the job if you have:
Strong Systems Engineer
- 6+ years building backend systems in production
- Strong Python experience (FastAPI or similar)
- Experience with distributed systems and async workflows
- Deep understanding of system design and reliability
Agentic / LLM Experience
Hands on experience building:
- Tool using agents
- Multi step reasoning workflows
- Retrieval Augmented systems (RAG)
- Multi agent or orchestration systems
Experience with one or more:
- LangChain / LangGraph
- OpenAI Assistants or Responses API
- AutoGen
- CrewAI
- Semantic Kernel
You have shipped LLM-powered systems beyond experimentation.
Elements of Our Tech Stack
- Backend: Node.js (TypeScript), Python, Golang
- Frontend: React (TypeScript)
- Mobile: Kotlin (Android), Swift (iOS), Dart (Flutter), TypeScript (React Native)
- Infrastructure: AWS, Kubernetes, Terraform
- Data & ML: PostgreSQL, RabbitMQ, Python-based ML models
Nice to have:
- Experience in fraud, risk, compliance, or identity systems
- Experience building internal AI evaluation pipelines
- Familiarity with vector databases (pgvector, Pinecone, etc)
- Experience operating in regulated environments
What Success Looks Like
- Reliable agentic workflows running in production
- Clear evaluation metrics for AI quality and safety
- Strong architectural foundations for scaling AI capabilities
- High quality technical documentation and system clarity
Why Veriff?
We are the preferred identity verification platform partner for the world’s most innovative growth-driven organizations helping conveniently verify and safeguard users anywhere in the world. We support the broadest number of identity documents from nearly every country and territory in the world - and this is continually increasing! With a diverse team in the United States, United Kingdom, Spain, and Estonia, as well as robust backing and funding from investors including Accel, Alkeon, IVP, Tiger Capital, and Y Combinator, we’re dedicated to helping businesses and individuals build a safer and more secure world. We strive to be the benchmark for trust online, and we take pride in being a positiv
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