Senior Site Reliability Engineer II

Posted Yesterday
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Valencia, Comunidad Valenciana, ESP
Hybrid
Senior level
Fintech • Payments • Software
Delivering the most important and complex payments.
The Role
Design, scale, and maintain AWS infrastructure using IaC; define SLOs/SLIs and embed SRE best practices; troubleshoot incidents, participate in on-call rotations and blameless postmortems; build developer self-service tooling and CI/CD; support observability and emerging agentic AI workloads; mentor peers and own system architecture and capacity planning.
Summary Generated by Built In
Company Description

Are you ready to trade your job for a journey? Become a FlyMate!

Passion, excitement & global collaboration are all core to what it means to be a FlyMate. At Flywire, we’re on a mission to deliver the world’s most important and complex payments. We use our Flywire Advantage - the combination of our next-gen payments platform, proprietary payment network and vertical specific software, to help our clients get paid, and help their customers pay with ease - no matter where they are in the world.

What more do we need to truly be unstoppable? Perhaps, that is you!

Who we are:

Flywire is a global payments enablement and software company, founded a decade ago to solve high-stakes, high-value payments in education, using modern technology.

Today, we’ve digitized payments for more than 3,300+ global clients across education, healthcare, travel & B2B, covering more than 240 countries and territories and supporting over 140 currencies. And, we’re just getting started!

With over 1000+ global FlyMates, representing more than 40 nationalities, and in 14 offices world-wide, we’re looking for FlyMates to join the next stage of our journey as we continue to grow.

Job Description

🎯 The Opportunity

As a Senior SRE II, you will serve as a technical anchor for production reliability. You will design, scale, and maintain our cloud infrastructure while empowering engineering teams to ship reliable, high-performing systems at speed.

What You’ll Do Day-to-Day:

  • Cloud & Infrastructure: Design, build, and maintain core AWS infrastructure using Infrastructure as Code (IaC), focusing on high availability, low latency, and capacity planning.

  • Embedded SRE Culture: Work closely with product teams to define SLOs/SLIs, advocate for operational best practices, and guide system architecture.

  • Observability & Incident Response: Troubleshoot complex issues across the entire stack, participate in on-call rotations, and drive blameless postmortems.

  • Developer Platform & Tooling: Build internal self-service tooling that enables developers to manage and deploy their own infrastructure safely.

  • Emerging Tech & AI: Explore and integrate cutting-edge practices, including supporting agentic AI workloads in production.

Qualifications

🛠️ What We’re Looking For

  • 5+ years of experience in SRE, DevOps, or Systems Infrastructure roles supporting production environments at scale.

  • "T-Shaped" Generalist: Strong software engineering fundamentals paired with deep systems expertise.

  • Software Engineering Mindset: Proficiency in at least one modern language (Go, Python, Ruby, Java, or Kotlin) and familiarity with testing practices (TDD/BDD).

  • Cloud & DevOps Ecosystem: Production hands-on experience with AWS, Docker, container orchestrators (ECS/Kubernetes), Terraform, and CI/CD pipelines (GitLab/Jenkins).

  • System Architecture: Ability to take ownership of complex system challenges, translate business needs into technical designs, and mentor peers.

  • Fluent English Communication: Comfortable collaborating with distributed global teams across different time zones.

✨ Bonus Points: Hands-on experience running or orchestrating Agentic AI frameworks in production settings.

💻 Tech Stack We Use

  • Languages: Go, Python, Ruby, Java, Kotlin

  • Cloud & Infra: AWS (ECS, Lambda, RDS, S3, Kinesis, CloudWatch), Linux, Terraform, Docker

  • CI/CD: GitLab, Jenkins

  • Observability: Honeycomb, Sumo Logic, Sentry

Additional Information

What We Offer:

  • Competitive compensation including Restricted Stock Units
  • Employee Stock Purchase Plan (ESPP)
  • Flying Start, our immersive global induction programme
  • Work alongside brilliant people, see more via #InsideFlywire on social media
  • A dynamic global team collaborating virtually for years
  • Wellbeing programmes including mental health, wellness and yoga, pilates and HIIT classes with global FlyMates
  • The chance to be a meaningful part of our success, since every FlyMate makes an impact
  • Competitive time off including FlyBetter Days to volunteer for a cause you believe in and Digital Disconnect Days

Submit today and get started!

We are excited to get to know you! Throughout our process you can expect to meet with different FlyMates including the Hiring Manager, Peers on the team, the VP of the department, and a skills assessment. Your Talent Acquisition Partner will walk you through the steps and be your “go-to” person for any questions.

Flywire is an equal opportunity employer. With over 30 nationalities across 12 different offices, and diversity and inclusion at the core of our people agenda, we believe our FlyMates are our greatest asset, and we’re excited to watch our unique culture evolve with each new hire.

Flywire is an equal opportunity employer.

#LI-Hybrid

Skills Required

  • 5+ years of experience in SRE, DevOps, or Systems Infrastructure roles supporting production environments at scale.
  • Proficiency in at least one language: Go, Python, Ruby, Java, or Kotlin; familiarity with testing practices (TDD/BDD).
  • Production hands-on experience with AWS (ECS, Lambda, RDS, S3, Kinesis, CloudWatch).
  • Experience with containerization and orchestration: Docker, ECS, Kubernetes.
  • Experience with Infrastructure as Code and tooling: Terraform.
  • Experience with CI/CD pipelines and tools: GitLab or Jenkins.
  • Software engineering mindset, system architecture ownership, capacity planning, and mentoring peers.
  • Experience with observability tools (Honeycomb, Sumo Logic, Sentry).
  • Hands-on experience running or orchestrating agentic AI frameworks in production.
  • Fluent English communication and ability to collaborate across distributed global teams/time zones.

What the Team is Saying

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Allison MacLeod
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The Company
HQ: Boston, MA
1,200 Employees
Year Founded: 2011

What We Do

Flywire is a global payments enablement and software company. We combine our proprietary global payments network, next-gen payments platform and vertical-specific software to deliver the most important and complex payments for our clients and their customers.

Why Work With Us

Global collaboration is at the heart of what we do at Flywire. We’re excited to watch our unique culture evolve with each new FlyMate; it's our differences as individuals that make us stronger as a team. With over 30 nationalities across 11 countries, we believe our FlyMates are our greatest asset.

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Flywire Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We are a remote first company, with 14 beautiful offices around the globe! There is no requirement to go into the office, however the option is there if that's what you prefer. At Flywire, we want you to chose what's best for your lifestyle.

Typical time on-site: Flexible
HQFlywire US HQ
Japan
Canada
Lithuania
Australia
Brisbane, AU
Chicago, IL
Cluj-Napoca, RO
Flywire UK
New Delhi, IN
Pune, IN
Flywire Singapore
Tel Aviv-Yafo, IL
Flywire Spain
Learn more

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