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Senior Full Stack Developer

Merinio

Full Time HybridSenior Full Stack Developer
Senior Full Stack Developer (Backend-Focused)Version Française plus basMontreal / Hybrid (1 day per week onsite) / Full-timeMerinio is a fast-growing Quebec-based company backed by venture capital. We develop a workforce management SaaS platform used daily by thousands of employees across Canada and the United States. Our solution helps organizations automate shift replacement calls, reduce manual work, and improve operational communication in industries where schedules change constantly.Our active user base is growing quickly, and several major multi-site customer deployments are scheduled over the coming months. We are also rapidly expanding our integration ecosystem with various ERP systems, HR software, and payroll solutions to deliver a unified and highly automated experience.We are investing heavily in generative AI and autonomous agents to enhance automation, decision-making, and operational forecasting. The new backend you will help build is central to this vision.Role Overview
We are looking for a senior full stack developer with a strong backend focus to play a key role in the technical evolution of our product. You will analyze the existing backend, identify improvement opportunities, and propose robust technical solutions to support our rapid growth. You will have a direct influence on major technical decisions.Key Challenges
Rapid growth of our user baseLarge-scale customer deployments in the coming monthsProgressive migration of critical infrastructure componentsImproving backend performance, reliability, and qualityStrengthening automated testing practices and engineering toolingResponsibilities
Define and guide the product’s technical architecturePlan and execute major refactors and structural migrationsDesign the foundations of the next-generation backendAudit, measure, and optimize backend performanceContribute to technical roadmap planningImprove testing strategies and quality practicesSupport and guide the development team in technical decision-makingTech Stack Merinio
Front-End: React, TypeScript, Redux, React Query, Bootstrap, Material UI, MantineMobile: Ionic CapacitorBackend: Node.Js, Express.JsDatabase: MongoDBAPI: REST, WebSocketInfrastructure: Docker, ECS, AWSCI/CD: GitHub ActionsProfile & Requirements
Essential experience (≥ 3 years)
React and Node.Js/TypeScriptTesting strategies (Jest, Storybook, Playwright)Fluency in both English and French is required (spoken and written).Advanced experience (≥ 7 years)
Database design and optimization (MongoDB)DevOps and containerized infrastructures (Docker, AWS/ECS)Strong understanding of the software development lifecycle and CI/CD pipelinesExcellent mastery of GitDeep understanding of performance challenges in distributed SaaS applicationsCompensation & Benefits
3 weeks paid vacationCompany-wide paid shutdown between Christmas and New Year’s3 personal/sick days per yearFlexible working hoursHybrid policy: 1 mandatory day per week on-siteGroup insurance from day oneEmployee stock option eligibility after probationModern office spaceFree gym access + personal trainerFree fitness classes: spinning, yoga, HIIT, boxing, skating, hockeyFree coffee, beverages, and snacksTeam activities throughout the yearOn-site skating rink and basketball courtReady to take on large-scale technical challenges?
Join Merinio and help build the next generation of a fast-growing SaaS platform, with direct impact on thousands of essential View email address on ca.hrm.tcéveloppeur·euse Full Stack Senior (orientation backend)
Montréal / Hybride (1 jour par semaine au bureau) / Temps pleinMerinio est une entreprise québécoise en forte croissance, financée par des fonds de capital de risque. Nous développons une plateforme SaaS de gestion des effectifs utilisée quotidiennement par des milliers d’employés à travers le Canada et les États-Unis. Notre solution aide les organisations à automatiser les remplacements de quarts, réduire les tâches manuelles et améliorer la communication opérationnelle dans des industries où les horaires changent constamment.Notre nombre d’utilisateurs actifs croît rapidement, et plusieurs déploiements majeurs avec de grands clients multi-sites sont en cours dans les prochains mois. Nous élargissons également notre écosystème d’intégrations avec différents ERP, logiciels RH et logiciels de paie pour offrir une expérience unifiée et hautement automatisée.Nous investissons activement dans l’intégration de l’IA générative et d’agents autonomes afin d’améliorer l’automatisation, la prise de décision et la prévision opérationnelle. Le futur backend que vous aiderez à concevoir jouera un rôle central dans cette évolution.Contexte du poste
Nous recherchons un·e développeur·euse full stack senior, fortement orienté·e backend, pour jouer un rôle clé dans l’évolution technologique du produit. Vous serez responsable d’analyser le backend existant, d’identifier des opportunités d’amélioration et de proposer des solutions techniques robustes pour soutenir notre croissance rapide.Vous aurez une influence directe sur les décisions techniques majeures.Défis clés
Croissance accélérée de la base d’utilisateursDéploiements clients d’envergure dans les prochains moisMigration progressive de certaines composantes critiques de l’infrastructureAmélioration de la performance, de la fiabilité et de la qualité du backendMise en place de meilleures pratiques de tests et d’outillage pour soutenir l’équipeResponsabilités
Définir et orienter l’architecture technique du produitPlanifier et exécuter des refactors et migrations structurantesConcevoir les fondations du futur backendAuditer, mesurer et optimiser les performances du backendParticiper à la planification de la feuille de route techniqueAméliorer les stratégies de tests automatisés et les pratiques de qualitéAccompagner et soutenir l’équipe dans ses choix techniquesTech Stack Merinio
Front-End : React, TypeScript, Redux, React Query, Bootstrap, Material UI, MantineMobile : Ionic CapacitorBackend : Node.Js, Express.JsBase de données : MongoDBAPI : REST, WebSocketInfrastructure : Docker, ECS, AWSCI/CD : GitHub ActionsProfil recherché
Expérience essentielle (≥ 3 ans)
React et Node.Js/TypeScriptMise en place de stratégies de tests (Jest, Storybook, Playwright)La maîtrise de l’anglais et du français est requise (tant à l’écrit qu’à l’oral).Expérience avancée (≥ 7 ans)
Conception et optimisation de bases de données (MongoDB)DevOps et infrastructures conteneurisées (Docker, AWS/ECS)Maîtrise du cycle de développement logiciel et pipelines CI/CDExcellente maîtrise de GitCompréhension avancée des enjeux de performance dans les applications SaaS distribuéesConditions & avantages
3 semaines de vacances payéesCongé payé complet entre Noël et le Jour de l’An3 jours mobiles / maladieHoraire flexiblePolitique hybride : 1 jour par semaine au bureauAssurances collectives dès l’embauchePossibilité d’options d’achat d’actions après la période de probationBureaux modernesAccès gratuit au gym + entraîneurCours gratuits : spinning, yoga, HIIT, boxe, patin, hockeyCafé, boissons et collations gratuitesActivités d’équipe tout au long de l’annéePatinoire extérieure et terrain de basketballEnvie de relever des défis techniques à grande échelle?
Joignez-vous à Merinio pour contribuer à la prochaine génération d’une plateforme SaaS en pleine expansion et avoir un impact direct sur des milliers de travailleurs View email address on ca.hrm.tc
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Vacancy posted 57 minutes ago
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