Senior Backend Engineer - Team Decide (Fintech)

TL;DR

Senior Backend Engineer - Team Decide (Fintech): Designing and building distributed execution engine that runs customer workflows in Python on AWS with an accent on latency, reliability, and scale. Focus on tackling hard backend problems, owning systems end-to-end from architecture to incident response, and making key architectural decisions.

Location: Hybrid model from Berlin HQ, London office, or Iasi hub. Relocation assistance not provided.

Company

hirify.global is a startup enabling banks and fintechs to automate critical decisions like credit and risk in real time using AI.

What you will do

• Build and operate backend services using Python on AWS including Lambda functions, DynamoDB, Aurora, and event-driven pipelines handling production traffic, leveraging agentic AI tools.
• Tackle challenges in latency, reliability, and scale for backend systems.
• Own systems end-to-end: architecture, implementation, deployment, monitoring, and incident response.
• Make key architectural decisions with real authority.
• Conduct code reviews, mentor team members, and improve development tooling and processes.
• Collaborate directly with Product and Design to shape future features.

Requirements

• At least 5 years professional software engineering experience, with 2+ years in senior capacity leading complex projects.
• Deep expertise in Python and building backend systems on cloud platforms (AWS).
• Strong system design skills for architectural trade-offs.
• Depth in data pipelines/storage, event-driven architectures, caching/performance, or serverless systems.
• Strong communication to align technical and non-technical stakeholders.
• Ability to work hybrid from Berlin HQ, London office, or Iasi hub.

Nice to have

• EventBridge, SQS, or similar messaging systems.
• Multi-level caching strategies (Redis, DynamoDB, in-memory).
• Serverless at scale (Lambda, SAM, CloudFormation).

Culture & Benefits

• Flat hierarchy with direct access to founding team; encouraged to voice ideas and challenge status quo.
• Collaborative environment with experienced mentors from top companies.
• Top-of-market equity and cash compensation.
• Self-development budget for conferences, books, or classes.
• New Apple MacBook Pro and home office setup.