Senior Site Reliability Engineer (SRE) - Observability

Description

Job Summary: The Asaas platform is seeking a Senior SRE with a focus on Observability to evolve our platform strategy, working with metrics, logs, and traces. Key Highlights: 1. Work with innovation in an agile, collaborative, and challenging environment 2. Lead the observability strategy with metrics, logs, and traces 3. Ensure reliability and performance for over 230,000 customers If you are passionate about innovation and seek to work in an agile, collaborative, and challenging environment, this could be your opportunity! The **Cloud** team at **Asaas** is looking for an expert in **Observability** to ensure full, proactive visibility into our platform. You will play a critical role in building and evolving our observability strategy, working across the three pillars: metrics, logs, and traces. As a **Senior SRE** focused on **Observability**, you will be responsible for implementing and evolving our monitoring solutions, ensuring that our teams have the necessary information to make fast and accurate decisions. Your expertise in tools such as Prometheus, Grafana, OpenTelemetry, and SRE practices will be essential to guaranteeing the reliability and performance of our platform. Quality and observability are fundamental to serving over 230,000 customers! If you share this vision, join our team! Interested but don’t reside in Joinville? No problem — we support **remote/home office** work. **Responsibilities and Duties** * Design, implement, and evolve the company’s observability platform, covering the three pillars: metrics, logs, and traces; * Implement and maintain observability stacks; * Define and implement instrumentation standards for applications and infrastructure; * Create strategic and operational dashboards that provide actionable insights for teams; * Define, monitor, and manage Service Level Indicators (SLIs) and Service Level Objectives (SLOs), managing error budgets; * Implement intelligent alerting systems, reducing noise and focusing on actionable alerts; * Collaborate with development teams to improve application observability, promoting instrumentation best practices; * Lead incident response from an observability perspective, ensuring rapid root cause identification; * Conduct detailed post-mortem analyses and propose data-driven improvements based on observability insights; * Promote and disseminate observability culture and SRE best practices across the organization; * Plan and execute capacity management strategies based on metrics; * Optimize costs and performance of observability solutions at scale; * Automate processes for collection, processing, and visualization of observability data; * Document architectures, runbooks, and observability-related procedures. **Requirements and Qualifications** * Solid experience in **implementing and managing large-scale observability platforms**; * Deep knowledge of **Prometheus** (or Datadog), including PromQL, service discovery, federation, and remote write; * Advanced experience with **Grafana**, including dashboard creation, metrics, and alerts, plus hands-on experience with incident management tools (**PagerDuty, Incident.io, JSM**); * Experience with **OpenTelemetry** for application instrumentation; * Knowledge of **large-scale logging solutions** (Loki, ELK Stack, CloudWatch Logs); * Knowledge of **distributed tracing** (Jaeger, Tempo, X-Ray) and correlation among metrics, logs, and traces; * Experience with **Cloud Computing**, especially **AWS**; * Experience with **containers** (Docker) and **orchestration** (Kubernetes, ECS); * Practical experience with **Infrastructure as Code (IaC)**, especially AWS CDK or Terraform; * Knowledge of **SRE practices**, including SLIs, SLOs, Error Budgets, and Toil Reduction; * Proficiency in **scripting languages** (Python, Bash) and at least one programming language (Go, Java); * Ability to **build internal tools and CLIs** for automation; * Understanding of **Linux systems** and diagnostic tools; * Experience in **incident management** and post-mortem processes. **Additional Information** **Preferred Qualifications** * Experience in fintechs or regulated environments; * AWS certifications (DevOps Engineer, Solutions Architect); * Experience with Grafana Mimir for large-scale metrics; * Knowledge of Thanos for high-availability Prometheus; * Experience with APM tools (Datadog, New Relic, Dynatrace); * Knowledge of eBPF for low-level observability; * Knowledge of Machine Learning applied to AIOps and anomaly detection; * Experience with Chaos Engineering and resilience testing; * In-depth knowledge of networking and protocols (TCP/IP, DNS, HTTP/S); * Proficiency with Git, GitHub, and GitFlow; * Hands-on experience with agile methodologies (Scrum, Kanban); * Experience with relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, DynamoDB, Redis). **Work Model:** * Flexible 8-hour daily schedule (Monday to Friday); * CLT employment contract. **We are a Fintech**, a Payment Institution accredited by the Central Bank of Brazil, and our mission is to maximize business productivity through technology. We offer a complete solution for billing, payments, receivables advance, and serve over 200,000 customers — including freelancers, micro-entrepreneurs (MEI), and large enterprises. Our dream began in 2010 in Joinville/SC, and we believe the sky is not the limit for our growth. That’s why our team is now spread across Brazil! **More than 1,000 people dream alongside Asaas — collaboratively, innovatively, efficiently, with autonomy and freedom to soar high.** Soaring high requires resources to live and work better, plus the freedom to manage them. That’s why we welcome and care for our team by offering benefits that support personal and professional growth: **For health and well-being:** We provide comprehensive medical and dental coverage without co-pay, life insurance, medication assistance, and physical activity support. Additionally, Neon is our partner for financial health, and Zenklub supports physical and mental health (we offer 4 free monthly therapy or nutritionist sessions). At our headquarters, we also offer *quick massage.* **For meals and family:** Our flexible meal benefit is delivered via a Visa credit card — funds can be used however each person prefers. At our headquarters, we offer *free food*, and for families, we provide daycare assistance, parental support programs, and extended maternity and paternity leave. **For education and growth:** Beyond a challenging and highly developmental environment, we offer an in-house training platform and an education assistance program that covers 70% of tuition fees for undergraduate degrees and language courses, as well as course and book purchases — so our team never stops learning. **For high-quality remote work:** We provide home office allowance, work equipment, furniture assistance, and a partnership with WOBA, enabling our employees to use coworking spaces across Brazil whenever desired. Explore our headquarters in Joinville/SC via **this virtual tour**! **Extras, because the Dream Team deserves them:** We offer a birthday day off, Happy Hour allowance, referral bonuses, annual goal-based bonuses, a Stock Options plan, and a relaxed, no-dress-code environment!