Backend Blockchain developer Cardano - Plutus/Plutarch (Haskell)

Performs on-site safety and non-safety certification inspections, quality-system audits, field evaluations, testing, equipment calibration checks, and compliance reviews. Analyzes test results, identifies nonconformities, supports corrective actions, documents findings, communicates with manufacturers and authorities, and performs engineering calculations across electrical, mechanical, chemical, and fire-protection disciplines. Requires local and regional travel, remote work, customer interaction, and bilingual French-English communication.

Own Square’s organic social strategy, audience definition, content calendar, community management, creator and influencer programs, social listening, crisis support, and channel performance. Partner with brand, creative, paid media, communications, legal, partnerships, and agencies to connect social activity to brand positioning and perception goals. This individual contributor role spans strategy through publication and requires strong judgment, writing, execution, and cross-functional influence.

Build GitLab code security capabilities spanning dependency analysis, SBOM and lockfile parsing, vulnerability detection, AI-assisted analyzers, and automated dependency remediation. Design evaluation harnesses, package analyzers for CI and AI workflows, improve security report accuracy, and extend ecosystem coverage. Own initiatives from design through delivery, mentor engineers, collaborate across product and engineering teams, document systems, and participate in on-call support.