Tech Lead Full Stack Engineer

Job Summary

As a Tech Lead Senior Full Stack Engineer, you will design, build, and enhance cloud-native applications that support the R&D organization. Operating at the intersection of science and technology, you will partner with product owners, data experts, and global engineering teams to deliver scalable, high-quality solutions that enable data-driven decision-making.

This role combines full-stack development, cloud engineering, and system design, with increasing ownership of architecture, engineering best practices, and technical leadership.

Responsibilities

Engineering & Development

· Design, develop, test, and maintain scalable cloud-native applications across front-end and back-end systems

· Build and enhance modern microservice-based architectures and distributed systems

· Develop and integrate RESTful APIs and system interfaces for enterprise platforms

· Implement infrastructure-as-code solutions and manage cloud environments

· Build and maintain CI/CD pipelines for automated deployment and delivery

Architecture & Design

· Contribute to system architecture, technical design, and engineering standards

· Create detailed technical documentation including:

o Low-Level Design (LLD)

o Entity-Relationship (ER) diagrams

o Component and class diagrams

· Partner with stakeholders to translate business requirements into scalable technical solutions

Quality & Reliability

· Implement automated testing frameworks (unit, integration, end-to-end)

· Monitor, troubleshoot, and resolve production issues related to performance and reliability

· Ensure applications meet security, compliance, and operational standards

Collaboration & Delivery

· Work closely with product managers, data SMEs, and cross-functional teams

· Participate in Agile development processes including sprint planning, code reviews, and retrospectives

· Collaborate across global teams and vendors to deliver complex solutions

Data & Platform Integration

· Integrate applications with enterprise R&D systems and scientific data platforms

· Build data pipelines and support data ingestion, transformation, and access

· Enable interoperability using semantic data models and metadata standards

Continuous Improvement & Innovation

· Drive improvements in development processes, tools, and architecture

· Reduce technical debt and improve system scalability and maintainability

· Leverage AI-assisted development tools to improve productivity

· Contribute to cloud-first strategy and digital innovation across R&D

Leadership & Ownership

· Take end-to-end ownership of features—from design through deployment

· Act as a technical contributor and mentor supporting junior engineers

· Influence stakeholders and help resolve complex technical challenges

Required Qualifications

· Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience) and 5+ years of software engineering experience. Or Master’s degree with 3+ years of experience

Technical Skills

· Strong experience with Python

· Strong experience with JavaScript

· Experience building full-stack applications (front-end + back-end)

· Experience with the React JavaScript framework

· Hands-on experience with AWS cloud services (EC2, RDS, S3, etc.)

· Experience with infrastructure-as-code (e.g., Terraform)

· Strong understanding of microservices architecture and cloud-native design

· Experience designing and integrating REST APIs

Data & Systems

· Experience with relational databases (e.g., Oracle, PostgreSQL, MySQL)

· Experience with NoSQL databases (e.g., DynamoDB, Neptune)

· Knowledge of data engineering pipelines (e.g., Spark, Databricks)

· Strong understanding of system design and data modeling

Engineering Practices

· Experience with DevOps tools and CI/CD pipelines

· Strong understanding of automated testing methodologies

· Experience working in Agile/Scrum environments

Professional Skills

· Strong problem-solving, analytical, and communication skills

· Ability to work independently and collaborate across teams

· Business acumen and ability to translate technical solutions to business impact

Preferred Qualifications

· Experience with another modern programming language (e.g. Java)

· Experience with other JavaScript frameworks (e.g. Angular, Vue)

· Experience with containerization and orchestration (e.g., Kubernetes/EKS)

· Experience with AI-assisted development tools

· Exposure to clinical, scientific or biomedical platforms

· Knowledge of GxP processes and regulated environments

· Experience working with research scientists or domain experts

· Experience with OutSystems, Power Apps, SalesForce or similar low-code platforms is a plus

À savoir avant de postuler

• Autorisation de travail: Cognizant ne prendra en considération que les candidats à ce poste qui sont légalement autorisés à travailler au Canada sans avoir besoin d'un parrainage de l'employeur, aujourd'hui ou à l'avenir.
• Mesures d’adaptation: Si vous avez un handicap qui nécessite des mesures d’adaptation raisonnable pour effectuer une recherche d’emploi ou poser une candidature, veuillez envoyer un courriel à [email protected] avec votre demande et vos coordonnées.
• L’IA dans notre processus de recrutement: Nous utilisons des outils d'intelligence artificielle (IA) pour trier et évaluer les candidatures efficacement. Notre équipe examine ensuite les candidatures et décide qui passe à l’étape suivante.
• Poste à pourvoir: Sauf indication contraire, ce poste est actuellement vacant et nous cherchons à le pourvoir.
• Exigences linguistiques: Nous demandons à tous les candidats de posséder une connaissance de base de l’anglais afin de faciliter les communications internes. Pour les postes au Québec, la capacité à communiquer efficacement en anglais est requise car vous fournirez des services à et collaborerez avec des parties prenantes anglophones situées hors de la province.
• Inclusion: Cognizant est un employeur souscrivant au principe de l’égalité d’accès à l’emploi. Votre candidature et votre dossier ne seront pas examinés en fonction de la race, de la couleur, du sexe, de la religion, des croyances, de l'orientation sexuelle, de l'identité de genre, de l'origine nationale, du handicap, des renseignements génétiques, de la grossesse, du statut d'ancien combattant ou de toute autre caractéristique protégée par les lois fédérales, provinciales ou locales.

À propos de Cognizant
Cognizant (NASDAQ: CTSH) est un AI Builder et une entreprise de services numériques (ESN) élaborant des solutions complètes d’IA maximisant les investissements pour des résultats concrets. Sa profonde expertise des métiers, des processus et des technologies lui permet d’intégrer dans les systèmes technologiques le contexte unique de chaque organisation de l’ingénierie à la production à l’échelle. Son objectif: améliorer l’efficacité des équipes, créer de la valeur et permettre aux grandes entreprises de rester performantes dans un monde qui évolue rapidement. Pour en savoir plus: cognizant.ai ou @cognizant.