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English

Nava Technology for Business

Senior .NET Developer – Payment Methods

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Hybrid

São Paulo, SP, Brazil

Salary Range

Not informed

Full Time Employee

Experience Level

Senior

Requirements

5+ years of experience in the career

Microsserviços

ISO-8583

Postgres SQL

MongoDB

RabbitMQ

Redis

AWS

Oracle

.NET

Kafka

Desired Skills

Worker Services

Kafka Streams

Databricks

PySpark

Java

Datadog

Python

Pandas

Testcontainers

Tasks and Responsibilities

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About the Role

NAVA is seeking a Senior .NET Developer to work on strategic projects in the Payments sector, developing high-availability and high-performance solutions in a mission-critical environment.

If you have experience with .NET, microservices architecture, messaging, and payment protocols, this opportunity is for you!

Responsibilities

Develop and evolve .NET applications focused on payment methods.
Build and maintain microservices.
Participate in defining and evolving application architecture.
Develop and maintain integrations using messaging with Kafka and RabbitMQ.
Develop and maintain Worker services.
Monitor applications and support incident resolution in production.
Implement observability using Datadog and other monitoring tools.
Analyze and optimize memory consumption and application performance.
Develop queries and integrations with relational and NoSQL databases.
Work in an AWS Cloud environment.
Collaborate with multidisciplinary teams following software engineering best practices.

Requirements

Solid experience in .NET development.
Experience in Payment Methods.
Knowledge and hands-on experience with ISO-8583.
Experience with microservices architecture.
Experience with Kafka and/or RabbitMQ messaging.
Knowledge of AWS.
Experience with observability using Datadog or similar tools.
Experience with Oracle, PostgreSQL, MongoDB, and/or Redis databases.

Differentiators

Prior experience with Java.
Knowledge of Python, Pandas, PySpark, and Databricks.
Experience with Kafka Streams.
Knowledge of Testcontainers.
Experience in high-criticality financial environments.

Why work at NAVA?

We are a technology company that believes people are the engine of innovation. We value diversity, continuous learning, and offer a collaborative, agile, and constantly growing environment.