Principal Software Engineer, GO & Rust (Engine)

Workato delivers enterprise infrastructure for the agentic era, redefining iPaaS and helping enterprises unify data, applications, processes, and AI into a single, governed platform. A leader in Enterprise MCP and trusted by 50% of the Fortune 500, Workato’s cloud-native architecture connects every application, data source, and process to power real-time orchestration at scale. With enterprise-grade security and continuous innovation at its core, Workato provides the trusted foundation for organizations to automate with confidence and operationalize AI across the business. To learn more, visit www.workato.com

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.

In this role, you will also be responsible to:

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  Architecture & Design

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

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

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

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

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    Plan implementation phases, migration strategies, and feature deprecation timelines

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  Architectural Governance & Collaboration

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    Review and approve architectural designs from engineering teams with detailed feedback

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

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

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

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    Mentor engineers on architectural best practices and resolve complex technical challenges

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  Documentation & Planning

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

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    Create visual system diagrams and research technical solutions from diverse sources

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

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

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

• Strong hands-on Golang coding skills - must write production-quality code

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

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

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

• Scale: Experience with systems handling millions of requests/events per day

• Exceptional technical writing and communication abilities for diverse audiences

• Experience planning phased implementations and leading complex cross-team projects

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

• Ability to facilitate architectural decision-making and create technical roadmaps

• Mentorship mindset and cost analysis capabilities

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

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

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

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

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

• Community: Open source contributions, conference speaking, technical writing