Responsibilities

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We are looking for an exceptional System Architect to lead the design and evolution of our platform architecture. This is a hands‑on role requiring deep technical expertise in building secure, scalable, and cost‑efficient systems. You will be responsible for critical architectural decisions affecting system performance, security, reliability, and modularity across our entire platform

Design microservices and platform features from concept to production‑ready specifications

Create technical designs for complex system components and develop proof‑of‑concepts in Golang

Architect secure, fault‑tolerant systems with automated failover, circuit breakers, and end‑to‑end encryption

Analyze existing system architecture to understand current implementations and plan gradual replacement of legacy components

Plan implementation phases, migration strategies, and feature deprecation timelines

Review and approve architectural designs from engineering teams with detailed feedback

Lead architecture review sessions and facilitate technical decision‑making across teams

Partner with Product Managers, Dev Leads, Security, SRE and Infrastructure teams to establish platform‑wide standards

Lead threat modeling exercises and drive technical consensus for platform‑wide initiatives

Mentor engineers on architectural best practices and resolve complex technical challenges

Write comprehensive technical documentation including ADRs, design documents, runbooks, and API specifications





Create visual system diagrams and research technical solutions from diverse sources

Design zero‑downtime migration strategies and define acceptance criteria for architectural changes

Qualifications

Ability to facilitate architectural decision‑making and create technical roadmaps

Proven track record with feature flags, gradual rollouts, and zero‑downtime deployments

Strong hands‑on Golang coding skills – must write production‑quality code

Exceptional technical writing and communication abilities for diverse audiences

Proven experience architecting both large microservice environments (100+ services) and monolithic applications

Mentorship mindset and cost analysis capabilities

Infrastructure & Operations: Working knowledge of Kubernetes, Docker, CI/CD pipelines, Infrastructure as Code (Terraform), distributed systems patterns (Saga, circuit breakers, retries)

Communication & Data: Protocol Buffers, gRPC, WebSockets, Kafka event streaming, PostgreSQL (partitioning, replication, HA)

Experience planning phased implementations and leading complex cross‑team projects

8+ years building scalable distributed systems, with 3+ years in System/Platform Architect roles

Scale:



Experience with systems handling millions of requests/events per day

Security & Authentication: OAuth 2.0/OIDC, JWT, mTLS, data encryption, public key cryptography, zero‑trust architecture

Experience with AI‑assisted workflows, particularly in system analysis and hunting for inconsistencies and corner cases

Community: Open source contributions, conference speaking, technical writing

Cloud & Compliance: AWS/GCP/Azure expertise, PCI‑DSS, HIPAA, SOC2

Extended Infrastructure: Service mesh (Istio, Linkerd), NoSQL databases, Redis clustering, stream processing (Flink, Spark)

Advanced Security: Key Management Systems (HSM, AWS KMS), Secrets Management (Vault), specific crypto algorithms

Additional Languages: Ruby, Rust, Python, Java, C++, Kotlin‑multiplatform

Benefits

Adaptable Working Arrangements: We maintain a hybrid remote work model and provide everyone with best of breed technology tools that enable them to work anywhere, anytime.

Great Employee Benefits: Such as an Employee Assistance Programme (EAP), Health Insurance, Referral Bonuses, and Workato Stock Options, tailored to the countries that our employees are based in.

Professional Development Opportunities: We support individual career ambitions, and set aside training programs and budgets they can tap on to upgrade both soft and hard skills.

Recreation Time: From virtual game nights to fitness sessions, there’s always time for a little fun on the calendars. xugodme

Dedicated Wellness: We make it a point to dedicate time to pause, recharge and get to know each other better.

📌 Principal Software Engineer (GO and Rust, Engine) (Madrid)
🏢 Workato
📍 Madrid