Senior Go Engineer – Core Banking

🕒 vor 19 Tagen

🌐 Polen, Zypern, +3 weitere Länder – Remote

infoinfo

⏰ Vollzeit

🟠 Senior

🔙 Backend-Entwickler

👻 Geisterscore 13%

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🗣️🇷🇺 Russisch erforderlich

🗣️🇺🇸🇬🇧 Englisch erforderlich

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Logo of COLIBRIX ONE

COLIBRIX ONE

51 - 200 Mitarbeiter

Gegründet 2020

💳 Fintech

🏦 Bankwesen

🔌 API

Fintech • Banking • API

COLIBRIX ONE ist eine All-in-One-Zahlungsplattform und ein E-Geld-Institut, das Kartenakzeptanz, die Ausgabe von virtuellen Karten, Geschäftskonten (IBAN/SEPA) und entwicklerorientierte Zahlungs-APIs und Lösungen bietet. Das Unternehmen ist ein Hauptmitglied von Visa und Mastercard und ist von der FCA und MFSA autorisiert. Es bietet skalierbare, sichere Zahlungsabwicklung, Massenauszahlungen, Open Banking und eine compliance-gedeckte Infrastruktur für Unternehmen und Agenturen verschiedener Größen.

Beschreibung

• Contribute significantly to the payment gateway product • Build advanced payment technologies supporting PSPs, EMIs, and neobanks across the EU and UK • Design and implement reliable transactional systems for financial operations • Build and operate production Go services • Investigate incidents, perform safe deployments and database migrations, and maintain observability • Integrate systems with banks, payment providers, processors, AML/KYC, and anti-fraud platforms • Translate business requirements into technical solutions and independently drive implementation • Influence and mentor team members through knowledge and experience rather than formal authority • Collaborate within a horizontal team to shape fintech solutions

🎯 Anforderungen

• 5+ years of professional Go development experience, including 3+ years in fintech, banking, payments, or other transaction-critical systems • Strong knowledge of distributed systems, microservices, and API design (REST and gRPC) • Advanced PostgreSQL skills, including transactions, isolation levels, locking, indexing, migrations, and concurrency • Experience designing reliable transactional systems using idempotency, retries, event deduplication, transactional outbox, sagas, and reconciliation • Hands-on experience with event-driven architectures and message brokers such as NATS, Kafka, or RabbitMQ • Experience building and operating production services, including incident investigation, safe deployments, database migrations, and observability • Practical knowledge of AWS, Kubernetes, and CI/CD • Experience integrating with banks, payment providers, processors, AML/KYC, or anti-fraud platforms • Understanding of security requirements for financial and personal data • Ability to translate business requirements into technical solutions and independently drive implementation • Strong communication skills and working proficiency in Russian and English • Hands-on experience in banking domain areas including ledgers, accounting flows, accounts, balance management, holds, reversals, adjustments, reconciliation, settlement, SEPA, SWIFT, ISO 20022, card transaction lifecycles, and card scheme integrations • Experience with Temporal or a similar workflow engine is nice to have • Experience with NATS/JetStream, GitLab CI/CD, OpenTelemetry, Prometheus, Grafana, Loki, or Tempo is nice to have • Knowledge of event sourcing or append-only financial data models is nice to have • Familiarity with PCI DSS and GDPR is nice to have • Experience using AI coding tools for analysis, implementation, testing, or code review is nice to have

🏖️ Vorteile

• Opportunity to shape the future of fintech solutions within a growing company • Collaborative, horizontal team structure that values your expertise and ideas • Continuous learning and development opportunities to enhance your skills and career growth • Competitive salary and benefits package • Flexible work arrangements to support work-life balance

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