Backend API Engineer / Data Engineer
About the role
As a Backend API Engineer / Data Engineer, you will make an impact by designing and building scalable, event-driven backend services that power enterprise-grade data integration platforms. You will be a valued member of the engineering team and collaborate closely with application, platform, and integration teams to enable seamless data orchestration, validation, and routing across systems.
In this role, you will:
- Design and develop internal RESTful and event-driven APIs to support enterprise data processing workflows
- Build backend services to validate, transform, and enrich incoming data while orchestrating routing across systems
- Develop file-based ingestion pipelines, including parsing complex files, splitting records, and distributing workloads to downstream systems
- Implement scalable, asynchronous processing using Kafka or similar event streaming platforms
- Integrate backend services with databases, internal platforms, and external APIs
- Ensure high performance and reliability through robust logging, monitoring, error handling, and secure API design
- Collaborate with cross-functional teams to define API contracts, event schemas, and deployment strategies
- Create and maintain technical documentation to support operational excellence and knowledge sharing
Work model
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 3 days a week in a Cognizant or client office in Toronto, Canada.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What you need to have to be considered
- Strong experience in backend API development using Java or .NET
- Proven experience building REST APIs and event-driven architectures
- Hands-on expertise with Kafka or similar event streaming technologies
- Solid understanding of data processing patterns, including validation, transformation, and orchestration
- Experience designing and working with distributed systems and scalable backend architectures
- Experience integrating with databases and enterprise systems
- Familiarity with file-based ingestion and data pipeline processing
- Understanding of API security, versioning, and contract design
- Strong troubleshooting, analytical, and problem-solving skills
These will help you stand out
- Experience working with Azure (preferred) or AWS cloud platforms
- Exposure to enterprise integration patterns and middleware frameworks
- Familiarity with observability tools, including monitoring and logging frameworks
- Experience working in Agile or iterative delivery environments
We’re excited to meet people who share our passion for building scalable, reliable, and impactful data platforms. Don’t hesitate to apply—even if you don’t meet every requirement. Your transferable skills and unique experiences may make you a great fit for this role.
Salary and Other Compensation:
Applications will be accepted until June 13, 2026.
The annual salary for this position is between 67,000 - 107,000 CAD depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
· Medical/Dental/Vision/Life Insurance
· Paid holidays plus Paid Time Off
· Long-term/Short-term Disability
· Paid Parental Leave
Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
La Comunidad Cognizant:
Somos un equipo que se aprecia y apoya mutuamente. Nuestros asociados trabajan en un entorno colaborativo e integrador en el que todos pueden prosperar.
- Cognizant es una comunidad global con más de 300.000+ asociados en todo el mundo.
- No solo soñamos con un mundo mejor, sino que trabajamos para hacerlo realidad.
- Cuidamos de nuestros asociados, clientes, socios, comunidades y entorno haciendo lo correcto.
- Fomentamos un entorno innovador en el que puedes desarrollar tu carrera profesional.
Acerca de nosotros
Cognizant (NASDAQ: CTSH) es arquitecto de soluciones de IA y proveedor de servicios tecnológicos que traduce la inversión en inteligencia artificial en valor empresarial real mediante soluciones de IA de stack completo adaptadas a cada cliente. Su profundo conocimiento de la industria, los procesos y la ingeniería le permite integrar el contexto único de cada organización en sistemas tecnológicos que amplifican el potencial humano, generan un impacto real en el negocio y mantienen a las grandes empresas globales un paso adelante en un mundo en constante cambio. Para más información, visita www.cognizant.es o síguenos en @cognizant.
Cognizant es un empleador que ofrece igualdad de oportunidades. Tu solicitud y candidatura no serán consideradas en base a raza, color, sexo, religión, credo, orientación sexual, identidad de género, origen nacional, discapacidad, información genética, embarazo, condición de veterano o cualquier otra característica protegida por las leyes federales, estatales o locales.
Advertencia:
La información sobre remuneración es exacta a la fecha de esta publicación. Cognizant se reserva el derecho a modificar esta información en cualquier momento, sujeto a la legislación aplicable.Es posible que los candidatos deban asistir a entrevistas en persona o por videoconferencia e, incluso, que tengan presentar su documento de identidad vigente, durante cada entrevista.