
Paul Vernin
Software Engineer
Salary / Daily rate
Dublin, Ireland
Freelance
Remote only
Skills
Languages
About me
Intro
Software Engineer at HubSpot with expertise in building AI-powered products and full-stack development. Successfully increased sales workspace adoption by 19% and built end-to-end AI features using LLMs, React, TypeScript, and GraphQL. Specialized in creating scalable microservices with Kafka and cloud infrastructure, delivering data-driven solutions that enhance customer success and drive measurable business impact.
Work experience
Software Engineer II, Payments
Etsy
Jul 2026 - Present
4 months
Remote
Backend Software Engineer | Customer Success
HubSpot
Nov 2024 - Jul 2026
1 year 9 months
Dublin, Ireland
• Owned the Feedback Topic product end-to-end to extract and unify feedback from emails, surveys, tickets and calls using LLM classification, enabling faster issue detection and improvement opportunities. • Built an autonomous AI agent that periodically reclassifies feedback topics and runs health checks, establishing a practical evaluation loop to track and improve classification accuracy over time. • Leveraged Claude Code agentic workflows to design, develop and ship scalable services with Kafka, Hadoop, SQS, S3 — improving Customer Success product reliability through iterative continuous delivery.
Frontend Software Engineering Co-op | Flywheel Prospecting
HubSpot
Feb 2024 - Jun 2024
5 months
Paris, France
• Built an AI-native call insights feature end-to-end: extracts key moments, summaries and tags from sales conversations using TypeScript, React, Apollo, GraphQL, and React Query. • Drove HubSpot sales reps adoption of prospecting and deal management workspaces from 54% to 73% by iterating on user-facing features informed by product metrics and user feedback.
Software Engineer Intern
IDAKTO
May 2023 - Aug 2023
4 months
Angers, France
iDAKTO is a FrenchTech startup specializing in digital identity. I joined the R&D team to work on their PaaS (Platform as a Service) that is being used for mobile application like "France identité" or "Mon e-ID". Main tasks: • Conducted integration tests for Idakto's digital authentication platform using Go and Ginkgo test framework. • Automated these tests through GitLab CI pipelines for different configurations (France, Maroc, Egypt). • Working with a complex Kubernetes environment geared towards supporting millions of users via government identity applications like "France identité" or "Mon e-ID" (Marocco).
CIO & Solution Engineer
Nsigma Junior-EntrepriseFreelance
Nov 2021 - Mar 2023
1 year 5 months
681 Rue de la Passerelle, 38402 Saint-Martin-d'Hères
As a CIO, I maintained Nsigma services such as the website (nsigma.fr), the self-hosted GitLab, docker runners, gitlab pages, discord bot, nginx reverse proxy and applications we use like Slack, Google suite / workspace or OVHCloud. As a Solution Engineer, I estimated 10 projects in different fields of computer science, increasing sales by +43,6k€
Software Engineering Intern
HABITAT 44
Apr 2021 - Jul 2021
4 months
3 Bd Alexandre Millerand, 44200 Nantes
As a FullStack SWE Intern, I developed a single-page web application to manage employees' absences. I used Symfony 4 to build the backend and ReactJS for the frontend part. I had to set up API routes using API Platform framework, unit test with PHPUnit and SQL scripts. Worked with a small team of 6 developers using agile (scrum) methodology which allows the Team to advise me and give me feedback to better restructure and refine my code.
Education
National School of Computer Science and Applied Mathematics of Grenoble
Diplôme d'ingénieur, Mathématiques et informatique
2021 - 2024
2 years 11 months
IUT de Nantes
Diplôme universitaire de technologie (DUT), Informatique
2019 - 2021
1 year 11 months
Lycée Saint-Benoît Angers
High School Diploma
2015 - 2019
3 years 11 months