Full Stack Integration & Data Migration Engineer

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.LocationThis is a fully remote role based anywhere in Canada.About the job you're consideringWe are seeking a Full Stack Integration & Data Migration Engineer with solid experience across application development, systems integration, and data migration. The ideal candidate should be comfortable working with Java, Spring-based services, APIs, and modern databases, including both relational and graph technologies.In this role, you will collaborate closely with architects, product teams, and customer stakeholders to support the implementation, integration, and troubleshooting of end‑to‑end solutions. You will help migrate data between platforms, build and integrate APIs, and assist in transitioning from traditional relational systems to more connected data models.The right candidate is a strong problem-solver who can work directly with customers, participate in solution design discussions, support deployment teams, and ensure high‑quality, production-ready deliverables. Experience with graph databases (such as Neo4j) is a strong plus, along with comfort navigating application, data, and integration layers.Your role

• Participate in customer discussions to understand functional and technical requirements.
• Provide clarifications during solution implementation.
• Support and conduct User Acceptance Testing (UAT) with customers.
• Triage UAT defects and classify them as bugs, enhancements, or non-issues, ensuring quick resolution.
• Work with the Delivery Architect to design scalable technical architectures.
• Define integration, ingestion, and data exchange points across systems.
• Implement application components using Java, Spring, Angular, JSON, REST, and JUnit.
• Customize and extend Drools rules and business logic.
• Develop and customize TMF-compliant APIs for external system integrations.
• Integrate with external systems using their APIs for data ingestion.
• Develop outbound APIs for write operations and downstream system updates.
• Customize and enhance ingestion pipelines to meet Neo4j ingestion requirements.
• Write efficient Cypher queries, SQL queries, stored procedures, and database functions.
• Design and execute complex data migration strategies from relational databases (Oracle, PostgreSQL) to Neo4j/graph databases.
• Reverse engineer legacy data models, build ETL frameworks, and transform relational data to graph structures.
• Develop and maintain bulk-loading scripts using APOC JDBC, Cypher scripting, and PostgreSQL-based transformation logic.
• Perform data validation, referential integrity checks, and resolve data relationship issues involving hierarchical datasets.
• Perform device modeling and deploy discovery resource adapters for network discovery operations.
• Develop and support configuration management scripts for CI/CD processes.
• Support production deployment including code packaging, system checks, and staging dry runs.
• Raise and track issues with Product Line teams for product defects or enhancements.
• Provide one-month post-production warranty support to resolve production bugs.
• Create user guides, operational documentation, and conduct end user training.Your skills and experience
• 5-7 years' experience in Java, Spring Boot, REST APIs, JSON, JUnit.
• Hands-on experience with Neo4j, Cypher, and graph-based modeling (nice to have).
• Proficiency with PostgreSQL / Oracle, including stored procedures and SQL optimization.
• Experience in ETL frameworks, bulk loading, data transformation, and APOC-based ingestion.
• Frontend skills in Angular (preferred).
• Experience in API integration, microservices, and system interconnectivity.
• Knowledge of CI/CD pipelines.
• Strong debugging, analytical, and problem-solving skills.
• Excellent communication and customer-facing abilities.Nice to have
• Familiarity with Drools for business rule implementation.
• Experience with telecom network inventory systems or number management systems.
• Prior exposure to TMF Open APIs.
• Knowledge of network resource modeling and discovery adapters.
• Experience working in Agile delivery environments.The base compensation range for this role in the posted location is: $54,300-$118,350.Capgemini provides compensation range information in accordance with applicable national, state, provincial, and local pay transparency laws. The base compensation range listed for this position reflects the minimum and maximum target compensation Capgemini, in good faith, believes it may pay for the role at the time of this posting. This range may be subject to change as permitted by law.The actual compensation offered to any candidate may fall outside of the posted range and will be determined based on multiple factors legally permitted in the applicable jurisdiction.These may include, but are not limited to: Geographic location, Education and qualifications, Certifications and licenses, Relevant experience and skills, Seniority and performance, Market and business consideration, Internal pay equity.It is not typical for candidates to be hired at or near the top of the posted compensation range.In addition to base salary, this role may be eligible for additional compensation such as variable incentives, bonuses, or commissions, depending on the position and applicable laws. Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time employees. In the U.S. and Canada, available benefits are determined by local policy and eligibility and may include: Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick LeaveMedical, dental, and vision coverage (or provincial healthcare coordination in Canada)Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)Life and disability insuranceEmployee assistance programsOther benefits as provided by local policy and eligibilityImportant Notice: Compensation (including bonuses, commissions, or other forms of incentive pay) is not considered earned, vested, or payable until it becomes due under the terms of applicable plans or agreements and is subject to Capgemini’s discretion, consistent with applicable laws. The Company reserves the right to amend or withdraw compensation programs at any time, within the limits of applicable legislation. DisclaimersCapgemini is an Equal Opportunity Employer encouraging inclusion in the workplace. Capgemini also participates in the Partnership Accreditation in Indigenous Relations (PAIR) program which supports meaningful engagement with Indigenous communities across Canada by promoting fairness, accessibility, inclusion and respect. We value the rich cultural heritage and contributions of Indigenous Peoples and actively work to create a welcoming and respectful environment. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status or any other characteristic protected by law.This is a general description of the Duties, Responsibilities and Qualifications required for this position. Physical, mental, sensory or environmental demands may be referenced in an attempt to communicate the manner in which this position traditionally is performed. Whenever necessary to provide individuals with disabilities an equal employment opportunity, Capgemini will consider reasonable accommodations that might involve varying job requirements and/or changing the way this job is performed, provided that such accommodation does not pose an undue hardship. Capgemini is committed to providing reasonable accommodation during our recruitment process. If you need assistance or accommodation, please reach out to your recruiting contact.Please be aware that Capgemini may capture your image (video or screenshot) during the interview process and that image may be used for verification, including during the hiring and onboarding process.Click the following link for more information on your rights as an Applicant in the United States. http://www.capgemini.com/resources/equal-employment-opportunity-is-the-law Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.