EmergeSoft

Senior API & Integration Engineer (E-Wallet, Cloud & AI)

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SeniorOn-site·WarszawaFull-time

#431370·Dodano miesiąc temu·3

Źródło: Emergesoft

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Tech Stack / Keywords

APICloudAINodeBackendNetworksArchitectureMicroservices

Firma i stanowisko

Emergesoft is a company with 14 years on the market, operating across 3 continents, employing around 100 people with over 90% at senior level. They manage a high-throughput global mobile money platform handling 50 million transactions and 1 billion mobile money accounts daily, with transaction values up to 1 billion USD.

Wymagania

Deep mastery of backend development with Go, Java, Python, or C# in high-throughput, low-latency financial or telecom systems.
Proven experience in API Architecture & Enterprise Integration Patterns (EIP) using orchestration tools like Temporal or Camunda or custom mediation layers.
Strong background in cloud migration with AWS, GCP, Azure, Kubernetes, Docker, and Infrastructure as Code tools like Terraform or OpenTofu.
Expertise in relational databases (PostgreSQL, MySQL) and event-driven streaming (Kafka, RabbitMQ).
Exposure to telecom protocols (USSD, SMSC) or enterprise e-wallet engines (Ericsson MFS, Huawei Mobile Money, Telepin) is a major plus.

Obowiązki

API Orchestration & Mediation:

Design and implement intelligent mediation layers connecting modern web/mobile apps, telecom networks (USSD/SMS), and core e-wallet ledger engines.

Cloud Migration & Architecture:

Lead backend re-architecting of core e-wallet infrastructure, breaking down monolithic systems into scalable, containerized microservices on Kubernetes.

AI & LLM Workflows:

Build integration endpoints and application logic for AI capabilities, orchestrating LLM workflows, RAG pipelines, and vector databases into the fintech ecosystem.

Fintech Security & Resilience:

Write highly concurrent code with transaction rollbacks (Saga pattern), circuit breakers, and fintech-grade security protocols (mTLS, OAuth2, PCI-DSS).

EmergeSoft

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