Senior Backend Engineer – Node.js

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🕒 Julho 17

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Spark Eighteen

SiteLinkedInTodas as Vagas

51 - 200 funcionários

Fundada em 2012

💼 Consultoria

📣 Marketing

🏥 Saúde

Consulting • Marketing • Healthcare

A Spark Eighteen é um estúdio de produtos digitais e agência de engenharia focados em design, que desenvolve produtos web e móveis com foco em uma experiência de usuário impecável. Eles oferecem desenvolvimento de produtos, design UI/UX, desenvolvimento de sites e aplicativos, e marketing digital, trabalhando do conceito ao protótipo e produção para startups e empresas. Seu portfólio inclui trabalhos com produtos SaaS e empresariais nas áreas de saúde e otimização de processos de negócios, posicionando-se como um parceiro que combina tecnologia, criatividade e dados para otimizar a presença digital.

Descrição

• Design and implementation of highly scalable, secure, and high-performance distributed systems • Lead the backend architecture and drive engineering excellence across teams • Mentor developers to elevate technical standards • Ensure performance optimization and system reliability • Influence key architectural decisions and ensure strong cross-functional alignment • Translate complex technical initiatives into measurable business impact

🎯 Requisitos

• 5+ years of professional experience in backend development using Node.js • Demonstrated expertise in strategizing, designing, and overseeing the implementation of highly scalable and resilient backend solutions across multiple geographical regions. • Proven ability to ensure overall reliability, security, and performance of backend systems across development teams. • Experience facilitating cross-team collaboration and driving technical alignment on critical backend initiatives and architectural decisions. • Strong capability in identifying and implementing efficiency improvements to optimize system response times and resource utilization. • Experience establishing quality assurance processes, testing frameworks, and deployment consistency standards across backend services. • Expertise in leading incident analysis and driving continuous improvements in system resilience and fault tolerance. • Ability to translate complex technical objectives into measurable business outcomes aligned with company strategy. • Experience implementing complex architectural patterns and providing technology stack recommendations. • Contribution to organizational technical strategy and development of thought leadership. • Experience driving advanced performance and scalability initiatives for backend systems. • Proven impact on project economic outcomes through cost-efficiency considerations in system design and implementation. • Expertise in designing and implementing attribute-based access control (ABAC) and integrating with OpenID Connect. • In-depth knowledge and practical experience with load balancing and horizontal and vertical scaling strategies. • Proficiency in connection pooling, database replication, and sharding strategies. • Experience integrating Content Delivery Networks (CDN) and implementing server-side caching mechanisms. • Strong command of TypeScript architecture patterns and management of large-scale codebases. • Proven ability to design and scale multi-schema GraphQL APIs, including federation or schema stitching. • Extensive experience designing data strategies for distributed systems and multi-region databases. • Deep understanding and hands-on implementation of Single Sign-On (SSO) and Multi-factor Authentication (MFA). • Expertise in end-to-end latency tracing and optimization of high-throughput backend systems. • Strong background in distributed system design, including resilience patterns such as circuit breakers and sagas. • Proficiency in implementing and managing monitoring and logging solutions such as Prometheus, Grafana, and ELK stack. • Experience designing comprehensive test strategies for large-scale applications, including TDD/BDD frameworks and mutation testing. • Ability to design secure system architectures and automate incident response processes. • Hands-on experience implementing CI/CD pipelines for serverless applications. • Experience with load testing tools such as k6 or Artillery. • Familiarity with multi-cloud serverless architectures and designing cost-efficient solutions. • Hands-on experience with Infrastructure as Code tools such as Terraform or Pulumi. • Proficiency in profiling and performance tuning backend applications, including Node.js streams and asynchronous optimizations. • Knowledge of event-driven architecture and CQRS patterns. • Proven track record of speaking at technical conferences or contributing to the broader technology community. • Excellent verbal and written communication skills, with the ability to articulate complex technical concepts to diverse audiences. • Exceptional leadership capabilities, driving technical initiatives and influencing cross-functional teams. • High ownership mindset with a proactive approach toward system reliability, security, and performance. • Passion for continuous learning, staying at the forefront of backend technologies, and contributing to thought leadership • Mentorship capabilities, actively elevating the technical expertise of the team.

🏖️ Benefícios

• Comprehensive insurance coverage that gives you peace of mind, so you can focus on doing your best work • Flexible work arrangements designed to support sustained productivity, personal well-being, and work-life balance • Continuous learning and accelerated skill development through hands-on projects and mentorship from experienced industry leaders • Global client exposure across 20+ countries, offering real-world experience with diverse markets and business environments • Opportunity to work on high-impact, large-scale projects that have collectively generated over $1B in measurable business value • Competitive, market-aligned compensation packages that recognize performance, expertise, and long-term contribution • Monthly demo days that celebrate innovation, showcase your work, and give you a real voice in what we build • Annual recognition programs and performance-driven awards in a truly meritocratic environment • Referral bonuses that reward you for helping grow a strong, like-minded team • A strong problem-solving culture with opportunities to tackle meaningful, real-world challenges • A positive, people-first workplace that supports happiness, balance, and long-term growth