Senior Software Developer - Full Stack Web Application Development
Senior full stack developer at CIeNET's Markham office building and enhancing enterprise web applications (frontend, backend, REST APIs, databases, integrations) for an AI-powered client project. Works directly with US customer stakeholders and a Taipei engineering team, using Java/Kotlin on the backend and a modern frontend framework like React or Angular.
- Compensation
- Not disclosed
- Location
- Markham, Canada
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 3+ years
- Category
- Fullstack
- Posted
Skills
Must have
- 3-7 years of professional software development experience building enterprise web applications
- Strong proficiency in Java
- Experience with at least one modern frontend framework (React, TypeScript, Angular, Vue.js, or similar)
- Experience developing RESTful APIs and database-driven applications
- Strong understanding of software architecture, system integration, and the software development lifecycle
- Ability to understand business workflows and translate requirements into technical solutions
- Strong analytical, debugging, and problem-solving skills across application, database, and integration layers
- Excellent verbal and written communication skills for direct customer interaction
- Self-motivated, quick learner, delivers on time in a fast-paced environment
- Bachelor's degree in Computer Science, Software Engineering, or related field
Nice to have
- Experience with Kotlin
- Experience with Spring Boot or similar Java frameworks
- Experience with asynchronous processing, job scheduling, or workflow orchestration
- Experience with CI/CD, Docker, Kubernetes, or cloud-native application development
- Experience working with HR, ERP, CRM, or other enterprise business applications
- Experience working in Agile and globally distributed engineering teams
- Proficiency in Mandarin to collaborate with the Taipei team
- Higher degrees
- Professional Engineering designation
Full description
Location: Markham, Ontario, Canada
Position: Senior Software Developer - Full Stack Web Application Development
CIeNET is a mobile, automotive, telecom and enterprise software services and solutions research, engineering and development company founded in the U.S. in the year 2000. We currently have over 2,000 employees worldwide, supporting customers in North America, Asia and Europe. We have over ten locations across US, Canada, Mainland China and Taiwan. CIeNET has been named Global Outsourcing 100 in sixteen consecutive years. CIeNET became an ALTEN Group company in 2021.
CIeNET is seeking a Senior Full Stack Software Developer to design, develop, and enhance a suite of business web applications. In this role, you will collaborate closely with customer stakeholders, product owners, and cross‑functional engineering teams to clarify business requirements, define technical solutions, and deliver scalable, high‑quality enterprise applications that improve operational efficiency and user experience.
The ideal candidate is a hands‑on software engineer with strong systems thinking, excellent communication skills, and the ability to own features end-to-end—from concept through production—while working effectively across both business and engineering teams.
CIeNET Canada welcomes skilled, dedicated, innovative, and motivated professionals to join our team and build a promising career with us.
Role Summary
The Full Stack Web Application Developer will be a key addition to our North America team and an integral part of CIeNET's larger engineering organization, supporting a high-profile, industry‑leading client. In this role, the individual will collaborate closely with the client in the US and our engineering team in Taipei to develop, integrate, and deploy the AI‑powered Pops Applications.
Excellent English communication skills are essential, as the role involves direct interaction with the customer. Proficiency in Mandarin is a strong asset and will help facilitate effective collaboration with the Taipei team.
Key Responsibilities
- Design, develop, and maintain scalable full stack web applications, including frontend, backend services, APIs, databases, and system integrations
- Partner with customer stakeholders and product owners to clarify business requirements and translate them into technical solutions
- Drive technical discussions and collaborate with development, QA, and DevOps teams to resolve implementation, testing, environment, and data‑related issues
- Modernize and enhance existing applications while maintaining legacy systems where appropriate
- Troubleshoot production issues, identify root causes, and improve system reliability and performance