Sysmiddle

Fullstack Developer – SysMiddle (Remote)

Updated 10 months ago

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Remote

(Anywhere)

Salary Range

BRL

Contractor

Experience Level

Mid level

Requirements

5+ years of experience in the career

Tasks and Responsibilities

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A SysMiddle is looking for a Fullstack Developer to drive the evolution of our platform, contributing directly to building new features, creating integration components, and continuously improving the product.

We are looking for someone with a product mindset, attention to quality, and strong technical expertise, who enjoys solving complex problems and thrives in scalable environments.

💻 Responsibilities

Develop and evolve the SysMiddle platform across frontend, backend, and integrations.
Design, implement, and maintain end-to-end features.
Create and maintain connectors, flows, and integration pipelines between systems.
Work with REST and GraphQL APIs, messaging, and integration patterns.
Contribute to architecture decisions, pattern definition, and best practices.
Assist in creating governance mechanisms for integration flows.
Write clean, testable, scalable code oriented toward high availability.
Collaborate effectively with technical and product teams.

✅ Technical Requirements (Mandatory)

Mid-level or Senior professional with at least 4 years of development experience.
Experience with frontend using modern frameworks such as React, Vue, Angular, or similar.
Experience with backend using Node.js, Python, Java, .NET, or equivalent stacks.
Proficiency in REST APIs, JSON, and authentication (OAuth2, JWT).
Experience with automated testing and code reviews.
Experience with relational and/or NoSQL databases.
Knowledge of Git, CI/CD, and delivery pipelines.
Experience with object-oriented development.

⭐ Differentials

Messaging (RabbitMQ, Kafka, SQS, or similar).
Experience with integration platforms (iPaaS, ESB, ETL).
Knowledge in GraphQL.
Experience with Docker and Kubernetes.
Observability (Prometheus, Grafana, OpenTelemetry, ELK, Datadog).
Security best practices (OWASP, zero trust).
Event-driven architecture.
Experience with cloud platforms (AWS, GCP, Azure).

👤 Ideal Profile

Proactive and solution-focused.
Strong communication and team collaboration skills.
Attention to detail and code quality.
Ability to operate in complex and scalable environments.
Technical curiosity and continuous learning, especially in integrations.

🚀 What We Offer

Innovative environment with a high technical bar.
Work on a product with real impact on clients' businesses.
Collaborative, transparent, and results-oriented culture.
Flexibility and autonomy in daily operations.
Active participation in technical and strategic decisions.
Day Off on your birthday.
Access to the Conexa Saúde health platform.
Employment model: Contractor (PJ) or Cooperative.
Format: 100% remote.