Senior Software Engineer

Fraud Deflect; Teletrabalho; BRL 160.000 - 200.000; Tempo integral

Resumo da oferta

A tech company specializing in payment solutions is seeking a Senior Software Engineer to lead the design and implementation of critical services. The ideal candidate should possess expertise in Python, experience with REST APIs, and strong knowledge of payments and fintech, including dispute and chargeback workflows. This role involves mentoring engineers, automating processes, and deploying systems using AWS, Kubernetes, and Terraform. Join a dynamic team and contribute to innovative solutions in the fintech sector.

Qualificações

• Expertise in Python and asynchronous programming.
• Experience in building and operating REST APIs.
• Knowledge of payments, disputes, and chargebacks.

Responsabilidades

• Lead projects, designs, and reviews.
• Build and operate REST APIs in Python.
• Automate operations and evidence assembly.
• Design ETL / ELT processes for data ingestion.
• Run services on AWS with Docker and Kubernetes.

Conhecimentos

Python expert (3.12+ preferred)

Proven REST API design and operations at scale

Payments / fintech knowledge

Orchestration / workflows expertise

AWS, Docker, Kubernetes in production

Strong SQL skills

Networking and concurrency basics

Ferramentas

Terraform

GitHub Actions

MySQL

ClickHouse

Descrição da oferta de emprego

Company: Fraud Deflect

Role: Senior Software Engineer

Language: Native / fluent English. Resumes in English.

About the role

Own critical services, mentor engineers, and interface with clients. Ship API-first Python systems, automate dispute / chargeback workflows, and run reliable data pipelines on AWS and Kubernetes with Terraform-managed infra.

Responsibilities

• Lead projects, designs, and reviews; mentor junior / mid engineers.
• Build and operate REST APIs in Python (versioning, idempotency, auth / OIDC, webhooks).
• Automate ops: evidence assembly, reconciliations, SLA timers, notifications, approvals.
• Design ETL / ELT (batch / streaming), data contracts, schema evolution, backpressure.
• Model data with SQLAlchemy on MySQL / Postgres; use ClickHouse and S3 / Parquet.
• Run services on AWS with Docker + Kubernetes (Helm / Kustomize, GitOps optional).
• Define infrastructure with Terraform (modules, state, policy checks).
• Add observability (logs / metrics / traces), CI / CD with GitHub Actions, safe rollouts.
• Collaborate with teams on API contracts, performance, and security.
• Integrate device intelligence and bot-mitigation with privacy controls.

Required

• Python expert (3.12+ preferred) : typing / mypy, async / multiprocessing, testing, profiling.
• Proven REST API design and operations at scale.
• Payments / fintech: disputes / chargebacks, reconciliation, integrations.
• Orchestration / workflows and event-driven patterns; human-in-the-loop.
• AWS, Docker, Kubernetes in production; GitHub Actions; observability.
• Terraform in production (modules, remote state, policy as code).
• Strong SQL; SQLAlchemy; columnar DBs (e.g., MySQL, ClickHouse).
• Systems basics: networking / concurrency, performance.

Nice to have

• Kafka / Kinesis / SQS, Airflow / Prefect / Dagster, PCI / SOC 2, and FastAPI / Flask.

How to apply

Send an English resume and links to APIs / code / docs showing Python, Terraform / Kubernetes, Angular, automation, and payments / chargebacks work.