Senior Scala Backend Developer

Job not on LinkedIn

🔥 0 minutes ago

🌐 Ukraine, Romania, +2 more countries – Remote

🇺🇦 Ukraine – Remote 🇷🇴 Romania – Remote 🇵🇱 Poland – Remote 🇧🇬 Bulgaria – Remote

💵 €4k - €7k / month

⏳ Contract/Temporary

🟠 Senior

🔙 Backend Engineer

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HeadHunters Hub

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2021

💼 Consulting

⚖️ Legal

📣 Marketing

Consulting • Legal • Marketing

HeadHunters Hub is a specialized recruitment firm focused on matching growing FinTech teams across Europe with senior and specialist talent. The company provides transparent, proactive hiring services for clients—delivering curated shortlists, replacing hires who don’t pass probation, and reducing hiring risk—and offers candidates personalized support, access to hidden roles, and honest guidance through the hiring process. HeadHunters Hub operates a career site and handles roles ranging from executive leadership (CEO, CCO/MLRO) to compliance and AML positions, often supporting hybrid and remote placements.

📋 Description

• Design, develop, and maintain backend services using Scala 3 and Cats Effect • Help define the architecture and technical direction of a new FinTech product • Build reliable workflows for financial operations, domain events, and data projections • Apply Event Sourcing, CQRS, and Domain-Driven Design principles to production systems • Develop data and storage solutions using PostgreSQL, Redis, and MinIO • Improve system performance, resilience, observability, and maintainability • Write automated tests and maintain high engineering standards across the codebase • Review code, share technical feedback, and support sound implementation decisions • Investigate production issues and deliver sustainable fixes • Contribute to the continued development and support of the existing platform • Collaborate closely within a distributed four-person engineering team and contribute to technical and product decisions

🎯 Requirements

• Strong professional backend development experience at senior level • Advanced commercial experience with Scala, ideally including Scala 3 • Practical knowledge of functional programming and effect systems such as Cats Effect • Solid experience with PostgreSQL and production-grade data modelling • Understanding of distributed systems, asynchronous processing, and concurrency • Experience designing maintainable backend services and contributing to architectural decisions • Confident approach to automated testing, code review, and performance optimization • Eligibility to work or provide services and receive payments legally within the EU, subject to the employer’s compliance and contracting requirements • Experience in FinTech, payments, banking, or other transaction-heavy systems • Hands-on knowledge of Event Sourcing, CQRS, or Domain-Driven Design • Experience with Redis and S3-compatible object storage such as MinIO • Familiarity with financial ledgers, transaction processing, event projections, or reconciliation • Strong ownership of technical decisions and delivery outcomes • Clear communication within a small, distributed engineering team • Structured thinking when working with complex financial domains • Pragmatic judgement when balancing architecture, delivery speed, and maintainability • Ability to review solutions constructively and explain technical trade-offs

🏖️ Benefits

• Fully remote work from an eligible European location • Direct influence over the architecture of a new FinTech product • Significant ownership within a focused four-person engineering team • Work with a modern functional Scala stack and complex financial systems • Scope to grow through product development, architectural work, and technical leadership