Ingénieur Backend Principal - Team Lead, Engineering
Perion
Ingénieur Backend Principal – Plateforme Edge (Systèmes de diffusion publicitaire)
Poste à temps plein (Hybride)
Montréal, Canada
(English below)
Vous êtes-vous déjà demandé comment ces écrans extérieurs parviennent à diffuser des publicités qui semblent correspondre exactement à vos goûts et à vos centres d’intérêt ? Il s’agit de la publicité numérique extérieure (DOOH – Digital Out Of Home), généralement rendue possible grâce à la technologie programmatique. C’est précisément ce que nous faisons. Perion a révolutionné l’avenir de notre industrie en développant une plateforme technologique publicitaire full stack unique.
Du côté acheteur, les spécialistes marketing utilisent la plateforme DSP (Demand Side Platform) de Perion pour créer des campagnes mesurables qui activent les écrans DOOH en temps réel selon le comportement des consommateurs et les schémas de déplacement des audiences. Du côté vendeur, les propriétaires de médias DOOH utilisent la SSP (Supply Side Platform), l’Ad Server et le Header Bidder de Perion pour gérer leur inventaire et maximiser leurs revenus.
La clé de notre succès réside dans notre incroyable équipe mondiale passionnée de rose. Nous ne nous limitons pas aux modèles de travail traditionnels : nous sommes flexibles face au changement et nous n’avons pas peur de nous démarquer et de défendre de nouvelles idées. Cela vous intéresse ? Rejoignez-nous et ayez un réel impact sur les écrans numériques à travers le monde.
Description Du Poste
Relevant du VP Engineering, nous recherchons un(e) Ingénieur(e) Backend Principal (Edge Lead) pour prendre la responsabilité technique de nos systèmes de diffusion en temps réel tout en dirigeant et développant une équipe d’ingénieurs.
Il s’agit d’un rôle de leadership opérationnel — un véritable poste de joueur-entraîneur.
Responsabilités principales
Responsabilité technique
- Architecture et évolution de nos composants Ad Server, SSP, Exchange et d’exécution DSP
- Systèmes distribués à haut débit et faible latence
- Optimisation des performances (latence, mémoire, débit)
- Fiabilité, résilience et stratégies de reprise après incident
- Planification de la scalabilité et prévisions de capacité
- Orientation technique pour les refactorisations et les améliorations à long terme
Vous définirez les standards architecturaux et prendrez des décisions critiques en conception système ayant un impact direct sur les revenus et la performance de diffusion.
Leadership d’équipe
- Gestion directe des ingénieurs de l’équipe Edge (Ad Delivery)
- Mentorat, développement de performance et recrutement
- Élévation des standards d’ingénierie (qualité du code, observabilité, rigueur opérationnelle)
- Point d’escalade pour les défis complexes en production ou d’architecture
Excellence opérationnelle
- Responsabilité de la fiabilité système et définition des SLO
- Direction des réponses aux incidents et des post-mortems
- Analyse des causes racines et amélioration systémique
- Amélioration de l’observabilité et de la surveillance des services
Ce que vous ferez au quotidien
- Concevoir et implémenter de nouvelles fonctionnalités dans des systèmes temps réel
- Refactoriser et optimiser des services critiques en performance
- Réviser l’architecture et le code
- Diriger les discussions techniques et la planification de feuille de route
- Encadrer les ingénieurs et mener les évaluations de performance
- Résoudre des incidents complexes en production
Ce poste demeure fortement technique avec une implication pratique importante.
Profil recherché
Expérience requise
- 7+ ans d’expérience en ingénierie backend
- Solide expérience en systèmes distribués et infrastructures de production
- Expérience dans des systèmes à haut débit et faible latence
- Maîtrise de Go, C/C++, Python, Java ou langages backend similaires
- Excellentes bases en informatique (structures de données, algorithmes, complexité)
- Expérience en gestion d’ingénieurs ou en leadership technique
- Compréhension approfondie de : Concurrence et parallélisme, Arbitrages en conception système, Modes de défaillance des systèmes distribués, Profilage et optimisation des performances
Fortement approuvé (non obligatoire)
- Expérience AdTech / RTB / OpenRTB
- Expérience avec SSP, Exchange ou DSP
- Travail sous contraintes temporelles strictes (budgets)
- Expérience production avec Kubernetes et AWS
- Optimisation mémoire, CPU et réseau
Stack technologique
- Langages : Golang, Python
- Bases de données : MySQL, Redis, Kafka, Clickhouse
- Infrastructure : AWS, Kubernetes, Docker
- DevOps : Terraform, Helm, GitHub Actions, CircleCI, Argo
À quoi ressemble le succès
- Amélioration de la latence, disponibilité et stabilité
- Meilleure efficacité économique de diffusion publicitaire
- Réduction des incidents de production
- Orientation architecturale claire
- Culture d’ingénierie renforcée
- Ingénieurs autonomes et performants
Ce que nous offrons
- Rémunération compétitive et avantages santé
- Assurance santé
- Plateforme de santé virtuelle
- Allocation annuelle bien-être
- Plateforme d’apprentissage et développement
- Contribution REER
- Vendredis flexibles
- 3 journées personnelles
- Congés maladie illimités
- Travail hybride / à distance
- Avantages supplémentaires télétravail
Notre culture
Nous sommes une entreprise bienveillante. Nous agissons rapidement. Nous avançons ensemble. Nous innovons et prenons des risques calculés.
Perion s’engage à promouvoir la diversité, l’équité et l'inclusion. Nous sommes un employeur offrant l’égalité des chances.
Lead Backend Engineer – Edge Platform (Ad Delivery Systems)
Full Time Position (Hybrid)
Montreal, Canada
Have you ever wondered how those outdoor screens manage to deliver advertisements that seem to speak directly to your likes and interests? It’s called digital out of home advertising and it’s usually enabled by programmatic technology. That’s exactly what we do. Perion revolutionized the future of our industry by building our unique full stack ad tech platform.
On the buy side, marketers use Perion’s Demand Side Platform (DSP) to create measurable campaigns that activate DOOH screens in real time based on consumer behavior and audience movement patterns. On the sell side, DOOH media owners use Perion’s Supply Side Platform (SSP) & Ad Server and Header Bidder to manage inventory and drive revenue.
The key to our success has been our amazing pink-loving global team. We don’t like to rest on traditional workplace models, we are flexible to change and we aren’t afraid to stand out and champion new ideas. Sounds interesting? Come join us and make a real impact on digital screens around the world.
Job Description
Reporting to the VP Engineering, we are looking for a Lead Backend Engineer (Edge Lead) to take technical ownership of our real-time delivery systems while leading and growing a team of engineers.
This is a hands‑on leadership role — a true player‑coach position.
Technical Ownership
- Architecture and evolution of our Ad Server, SSP, Exchange, and DSP execution components
- High‑throughput, low‑latency distributed systems
- Performance optimization (latency, memory, throughput)
- Reliability, resiliency, and failover strategies
- Scalability planning and capacity forecasting
- Technical direction for refactors and long‑term platform improvements
You will set architectural standards and make critical system design decisions impacting revenue and delivery performance.
Team Leadership
- Direct management of engineers within the Edge (Ad Delivery) team
- Mentorship, performance development, and hiring
- Raising engineering standards (code quality, observability, operational rigor)
- Acting as the escalation point for complex production or architectural challenges
Operational Excellence
- Own system reliability and SLO definitions
- Lead incident response and postmortems
- Drive root‑cause analysis and systemic improvements
- Improve observability and monitoring across services
What You’ll Spend Your Time Doing
- Designing and implementing new capabilities in real‑time systems
- Refactoring and optimizing performance‑critical services
- Reviewing architecture and code
- Leading technical discussions and roadmap planning
- Mentoring engineers and conducting performance reviews
- Troubleshooting complex production issues
This role remains deeply technical. We expect strong hands‑on involvement.
What We’re Looking For
Required Experience
- 7+ years of backend engineering experience
- Strong background in distributed systems and production infrastructure
- Experience building or owning high‑throughput, low‑latency systems
- Strong proficiency in Go, C/C++, Python, Java, or similar backend languages
- Excellent Computer Science fundamentals with regards to data structures, algorithms, time complexity, etc.
- Experience managing engineers or leading technical teams
- Deep understanding of: Concurrency and parallelism, System design tradeoffs, Failure modes in distributed systems, Performance profiling and optimization
Strongly Preferred (not Mandatory)
- AdTech / RTB / OpenRTB experience
- Experience with SSP, exchange or DSP systems
- Experience working within strict timing constraints (sub‑100ms request budgets)
- Kubernetes and AWS production experience
- Experience optimizing memory, CPU, and network performance
Our Technology Stack
- Languages: Golang, Python
- Databases: MySQL, Redis, Kafka, Clickhouse
- Infrastructure: AWS, Kubernetes, Docker
- DevOps: Terraform, Helm, GitHub Actions, CircleCI, Argo
What Success Looks Like
- Improved ad delivery latency, availability and system stability
- Improved efficiency and ad delivery economics
- Reduced production incidents
- Clear architectural direction across the Edge platform
- Stronger engineering culture within the component team
- High‑performing, autonomous engineers
Competitive Compensation Packages, Health And Wellness Benefits Including
- Healthcare package
- Virtual healthcare platform
- Annual wellness allowance
- Learning and development platform
- RRSP matching
- Flexible Fridays
- 3 personal days
- Unlimited sick days
- Hybrid/remote work
- Additional Work from home perks
Our culture
- People First – We are a business that cares. We care about our partners. We care about each other.
- Embrace the fast lane – As a group we are motivated by our ability to think and act quickly under all circumstances.
- Move as one – Our team of excellent achievers is a reflection of the faith and belief we all have in each other.
- Innovation over comfort – Innovate through experimentation and take calculated risks often.
Perion is committed to fostering, cultivating and preserving a culture of diversity, equity and inclusion. Perion is a proud equal opportunity employer.
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