Back End Developer

LanceSoft, Inc.; Taboão da Serra; Teletrabalho; BRL 120.000 - 160.000; Tempo parcial

Resumo da oferta

A technology company seeks a Senior Backend Engineer to enhance pricing applications for e-commerce. The role involves developing microservices in Java and Spring Boot, employing Apache Kafka for event-driven architecture, and deploying on Kubernetes. Candidates should have 6–10 years of backend experience, proficiency in Java, and familiarity with CI/CD practices. This position is fully remote and offered as an independent contractor role, focusing on delivering high-performance cloud-native solutions.

Qualificações

• 6–10 years of experience in backend software development, preferably in e-commerce.
• Proficient with microservices and RESTful API design.
• Hands-on experience with Kubernetes and CI/CD methodologies.

Responsabilidades

• Architect, develop, and maintain microservices in Java and Spring Boot.
• Design asynchronous data flows using Apache Kafka.
• Build and deploy cloud-native services on Kubernetes.
• Develop automated CI/CD pipelines using GitHub Actions and Argo CD.
• Optimize services for performance and low latency.
• Implement operational monitoring with GCP Logging and Grafana.

Conhecimentos

Java 11+

Spring Boot

Microservices architecture

RESTful API design

Apache Kafka

Kubernetes

CI/CD pipelines

PostgreSQL

Redis

Docker

Google Cloud Platform (GCP)

Grafana

Descrição da oferta de emprego

Job Title: Senior Backend Engineer

Location: Brazil

Work Mode: 100% Remote

Employment Type: Independent Contractor (hourly pay, no benefits, and you’re responsible for your own taxes)

Contract: 12 / 01 / 2025 to 02 / 28 / 2026 (with possibility of extension)

Hours: 40 hours per week

About The Role

We are looking for a Senior Backend Engineer to join our Order Pricing team, responsible for building and enhancing the Pricing applications that define, manage, and apply promotions across the shopping experience. This role focuses on developing high-performance backend systems that ensure accurate, real-time pricing and promotion application to shopping bags.

Consultant will play a key role in designing scalable microservices, implementing event-driven architecture, and driving continuous delivery in a cloud-native environment.

Responsibilities

• Backend System Design & Development: Architect, develop, and maintain microservices in Java and Spring Boot to support pricing, promotions setup, and calculation logic.
• Event-Driven Architecture: Design and maintain asynchronous data flows using Apache Kafka for high throughput and reliability in real-time promotion processing.
• Cloud-Native Deployment: Build and deploy services on Kubernetes, ensuring scalability, resilience, and observability across environments.
• CI / CD & Automation: Develop and maintain automated build and deploy pipelines using GitHub Actions (GHA) and Argo CD, ensuring fast, reliable, and secure delivery.
• Performance & Reliability: Optimize services for high performance and low latency, including caching strategies, database tuning, and message processing efficiency.
• Monitoring & Alerting: Implement observability and operational monitoring using GCP Logging, New Relic, PagerDuty, and Grafana to ensure system health, proactive alerting, and incident response.

Requirements

• 6–10 years of professional experience in backend software development, preferably within e-commerce, retail, or pricing systems.
• Strong proficiency in Java 11+ and Spring Boot.
• Hands-on experience with microservices architecture and RESTful API design.
• Proven experience with Apache Kafka (producers, consumers, topics, schema registry, error handling, and message tracing).
• Experience deploying and managing applications on Kubernetes.
• Solid understanding of CI / CD pipelines using GitHub Actions (GHA) and ArgoCD.
• Knowledge of relational databases (PostgreSQL, MySQL) and caching (Redis).
• Familiarity with Docker and cloud platforms such as Google Cloud Platform (GCP) and Azure.
• Experience with GCP Logging, New Relic, PagerDuty, and Grafana for monitoring, alerting, and incident management.
• Understanding of distributed tracing and log correlation best practices.