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Hi, I’m Dumitru Vulpe. I’m a Senior Software Engineer focused on backend systems and cloud-native architectures. I specialise in Go and microservices on Kubernetes across AWS, GCP and Azure, primarily in fintech, insurance and SaaS. I’m comfortable owning work end-to-end: understanding requirements, designing systems, implementing services, and operating them in production with strong observability and CI/CD. Increasingly, my work centres on technical leadership: setting patterns, unblocking teams and driving reliable delivery.…Hi, I’m Dumitru Vulpe. I’m a Senior Software Engineer focused on backend systems and cloud-native architectures. I specialise in Go and microservices on Kubernetes across AWS, GCP and Azure, primarily in fintech, insurance and SaaS. I’m comfortable owning work end-to-end: understanding requirements, designing systems, implementing services, and operating them in production with strong observability and CI/CD. Increasingly, my work centres on technical leadership: setting patterns, unblocking teams and driving reliable delivery.

Dumitru Vulpe

Full Stack Developer, Back-End Developer, Web Developer, +1

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Hi, I’m Dumitru Vulpe. I’m a Senior Software Engineer focused on backend systems and cloud-native architectures. I specialise in Go and microservices on Kubernetes across AWS, GCP and Azure, primarily in fintech, insurance and SaaS. I’m comfortable owning work end-to-end: understanding requirements, designing systems, implementing services, and operating them in production with strong observability and CI/CD. Increasingly, my work centres on technical leadership: setting patterns, unblocking teams and driving reliable delivery.…Hi, I’m Dumitru Vulpe. I’m a Senior Software Engineer focused on backend systems and cloud-native architectures. I specialise in Go and microservices on Kubernetes across AWS, GCP and Azure, primarily in fintech, insurance and SaaS. I’m comfortable owning work end-to-end: understanding requirements, designing systems, implementing services, and operating them in production with strong observability and CI/CD. Increasingly, my work centres on technical leadership: setting patterns, unblocking teams and driving reliable delivery.

Available to hire

Hi, I’m Dumitru Vulpe. I’m a Senior Software Engineer focused on backend systems and cloud-native architectures. I specialise in Go and microservices on Kubernetes across AWS, GCP and Azure, primarily in fintech, insurance and SaaS.

I’m comfortable owning work end-to-end: understanding requirements, designing systems, implementing services, and operating them in production with strong observability and CI/CD. Increasingly, my work centres on technical leadership: setting patterns, unblocking teams and driving reliable delivery.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Work Experience

Senior Software Engineer at Form3

August 1, 2025 - Present

Develop payment processing software that powers highly available bank-to-bank transactions in Europe and the UK. Design and maintain Go-based microservices running on multi-cloud Kubernetes clusters (AWS, GCP, Azure) in a regulated fintech environment. Work with both high-throughput event-driven pipelines and critical synchronous API flows, ensuring reliable payment processing and comprehensive audit trails. Delivered a feature that captures and exposes auditing and statistical reporting for incoming events and requests using AWS Athena over stored data. Contribute to architecture discussions around scalability, resiliency and observability for new and existing services. Presented a company-wide technical talk on an internal payment resilience proof-of-concept involving a majority of UK banks, demonstrating how a shared resilience network could improve cross-bank reliability.

Full Stack Engineer (Go / Next.js) at Aviva

March 1, 2023 - June 1, 2025

Joined a small, startup-style team within Aviva, taking over the contractor-built Aviva Zero green car insurance platform and turning it into a stable, maintainable product. Pioneered a new tech stack using Go on AWS Lambda for backend services and Next.js for customer portals, establishing patterns for cloud infrastructure and CI/CD pipelines. Led the large templating migration to the templ Go library, reformatting hundreds of files under a coordinated code freeze. Built custom tooling and automated diff-based testing to safely run and validate the migration, working closely with QA/testing to minimize regressions. Acted as one of the main Go engineers on the team, helping others learn Go idioms and standards through pairing, code reviews and example patterns. Built backend flows and frontend views enabling customers to perform mid-term adjustments on their car insurance policies with appropriate validation, auditing and error handling. Collaborated with product, QA and architecture t

Backend Go Software Engineer at Redbrain

October 1, 2022 - January 31, 2023

Built Go microservices on GCP (GKE) to connect Shopify merchants with Google Shopping and custom ad campaigns as part of an R&D initiative that became a launched, revenue-generating Shopify extension. Implemented Pub/Sub-driven services and gRPC APIs backed by PostgreSQL, focusing on performance, reliability and clear error handling. Contributed to improvements in deployment workflows, observability dashboards and runbooks for production support.

Backend Go Software Engineer at Xiatech

August 1, 2021 - September 30, 2022

Worked on the XFuse SaaS 'hyper-integration' data platform, connecting clients’ retail backends (iDentory systems, shipment systems and bespoke internal tools) with external services. Built backend components in Go on AWS Lambda, using Terraform for infrastructure as code and integrating SQS- and Kinesis-based pipelines backed by MongoDB. Helped design and implement data flows for client integrations with an emphasis on robustness, idempotency and recoverability. Collaborated with cross-functional teams to understand integration requirements and translate them into scalable technical solutions.

Software Engineer at NCR

June 1, 2019 - August 31, 2021

Joined as a summer intern and continued through multiple internships and a graduate role alongside final-year university studies. Built features using Angular and Ionic front-ends with Java Spring back-ends, containerised with Docker and integrated with Keycloak for authentication. Prototyped a mobile management app and dashboard concepts for NCR terminals, allowing clients to better monitor and maintain their NCR terminals. Prototyped and presented how a Docker-based packaging approach could contribute to the development and deployment of the application. Contributed to both R&D projects and production features in an Agile environment, working with product managers and designers to deliver customer-facing functionality.