Databases & Data

Apache Kafka
Development

High-throughput event streaming for distributed systems.

We design and implement Kafka-based event streaming architectures — decoupling microservices, enabling real-time data pipelines, event sourcing, CQRS, and reliable async communication at scale.

Cases

Fintech

Revolut — Dedicated Engineering Team

Provided dedicated backend engineers to Revolut's core platform team. Our engineers worked on payment processing microservices, internal tooling, and high-throughput financial data pipelines as a direct extension of Revolut's in-house team.

GolangKubernetesPostgreSQLKafka
Crypto / Exchange

Trading Analytics Platform for OKX

Built a comprehensive analytics platform for OKX crypto exchange — real-time trading volume dashboards, user behaviour analytics, revenue attribution by instrument and region, and executive KPI reporting. Processing 100M+ events daily with sub-second query latency.

TableauKafkaPostgreSQLPythondbt
Retail

Lenta — Golang Backend Engineering Team

Staffed 4 Golang engineers to Lenta's technology department to build high-performance backend services for their e-commerce and logistics platform. The team delivered microservices handling order processing, inventory sync, and delivery routing at scale.

GolangPostgreSQLKafkaDocker
Retail

Леманa Про — Golang & DevOps Engineering Team

Staffed 5 Golang engineers and 3 DevOps specialists to Leмана Про, one of Russia's largest home improvement retailers. The Golang team built high-performance backend microservices for the e-commerce platform, while DevOps engineers managed cloud infrastructure supporting millions of monthly transactions.

GolangKubernetesDockerPostgreSQLKafka
Fintech

Crypto Exchange Team — 14 Engineers

Full dedicated team for a centralized crypto exchange — matching engine in Golang, trading UI in React, compliance module, DevOps, and QA. Handles 50k+ orders/second at peak.

ReactGolangPostgreSQLRedisKafkaDocker
E-Commerce

4× Node.js Engineers → Berlin E-Commerce

Extended a Berlin-based e-commerce backend team with 4 senior engineers during a critical platform scaling phase. Delivered API redesign, Kafka migration, and 10× throughput improvement.

Node.jsTypeScriptNestJSPostgreSQLKafka
Fintech

Real-Time Fraud Detection System

ML fraud detection processing 500k daily transactions for a payment processor — 99.2% accuracy with sub-50ms inference latency, saving $2M+ annually in fraud losses.

Pythonscikit-learnKafkaRedisPostgreSQL
Analytics

Real-Time Analytics Pipeline (50M events/day)

Kafka-based streaming pipeline ingesting 50M+ daily events from web, mobile, and backend systems — Kafka Streams processing, ClickHouse OLAP storage, and Grafana dashboards for business teams.

KafkaClickHousePythonAirflowKubernetes

Why Codifysoft

Senior engineers

Mid+ and senior specialists only

Fast scaling

Team expansion in 1–2 weeks

Flexible engagement

Hourly, fixed, or dedicated

Enterprise experience

Complex, high-load systems

Blockchain expertise

302+ contracts deployed

Full transparency

Direct access to your team

Need Apache Kafka Engineers?

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