Flanks Tech Stack

Data platform consolidating fragmented wealth portfolios for financial institutions

Software Development Barcelona, Catalonia 51–200 employees Founded 2019 Privately Held

Flanks ingests and transforms wealth data at scale—processing 500,000+ portfolios monthly across 15+ countries—using a Python + Kubernetes + GCP stack built for high-volume data aggregation and API integrations. Security and operational scaling dominate their roadmap (credential storage, secure ingestion pipelines, MDM, SDLC hardening), reflecting both the regulated fintech environment and the engineering maturity required to handle institutional asset data. Hiring is concentrated in engineering and security, with notably senior talent sourced across Spain and Germany.

Tech Stack 17 technologies

Core StackPython JavaScript Kubernetes TypeScript Vue MongoDB PostgreSQL Elasticsearch GitHub GitHub Actions Redis RabbitMQ Linux GCP Nuxt Windows macOS

What Flanks Is Building

◆Challenges

Strengthening security foundations
Scaling ingestion system
Secure credential storage
Inefficient wealth management processes
Lack of unified view of client assets
Scaling internal operations

▲Active Projects

Scaling ingestion system
Secure credential storage ui
Nordics, middle east and asia business development
Security initiatives across our stack
Implement security best practice along all sdlc
It onboarding and offboarding
Mdm fleet management
Automation of it tasks

Hiring Activity

Steady7 roles · 2 in 30d

Department

Engineering

Sales

Security

Ops

Seniority

Senior

Mid

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About Flanks

Flanks is a wealthtech platform serving banks, family offices, asset managers, and pension providers with automated wealth data consolidation and advisory tooling. The company processes over 500,000 portfolios monthly, managing €39 billion in assets across more than 15 countries. Built by former Santander banking leadership, the product addresses fragmented client asset views and inefficient manual wealth workflows by aggregating and normalizing complex financial data via API integrations. The core platform is modular and serves both white-label (BaaS) and direct institutional channels.

HeadquartersBarcelona, Catalonia

Company Size51–200 employees

Founded2019

Hiring MarketsGermany, Spain

Frequently Asked Questions

What tech stack does Flanks use?

Python, JavaScript, TypeScript, Vue, and Nuxt on the application layer; Kubernetes, GCP, PostgreSQL, MongoDB, and Elasticsearch for data infrastructure; Redis and RabbitMQ for messaging; GitHub for version control.

Is Flanks hiring engineers?

Yes. Flanks has 2 active engineering roles across senior and mid-level positions, with open hiring in Spain and Germany. The company is also actively recruiting for security and operations roles.

How many portfolios does Flanks process?

Flanks processes over 500,000 portfolios monthly across more than 15 countries, managing assets worth more than €39 billion.