Full Stack Developer

Kumaran; Toronto; On-site; CAD 100,000 - 140,000; Full time

Job summary

Kumaran Systems in Toronto is hiring a talented Full Stack Developer to design, develop and maintain scalable web applications and enterprise solutions supporting our bank's digital transformation initiatives.

You will work across backend and frontend, build REST APIs with Java Spring Boot and Python frameworks, and collaborate with product teams to deliver innovative banking solutions while following enterprise standards.

Qualifications

• Strong hands-on experience designing and building scalable web applications.
• Experience with REST APIs, microservices, and distributed systems.
• Proficiency in Java/Spring Boot and Python web frameworks.
• Strong frontend skills with TypeScript and ReactJS.
• Experience with Git and Agile/Scrum development practices.

Responsibilities

• Design, develop, test, and deploy scalable full-stack applications.
• Build and maintain RESTful APIs and microservices.
• Collaborate with product owners, architects, and cross-functional teams to deliver banking solutions.
• Write clean, secure code while adhering to enterprise standards.
• Integrate applications with databases and third-party systems.
• Participate in code reviews, unit testing, and performance optimization.

Skills

Java

Spring Boot

SQL

REST APIs

Python

FastAPI

Flask

Django

TypeScript

ReactJS

Git

Agile/Scrum

Cloud platforms

CI/CD

AI exposure

Job description

Kumaran Systems: Engineering Future-Ready Transformations Since 1992, Kumaran Systems has been helping enterprises bridge the past and the future, reimagining legacy systems and embracing AI-led possibilities. With over 34 years of delivery excellence, we specialise in re-engineering core applications, driving cloud transformation, and building automation-first, GenAI-enabled ecosystems across the Banking and Financial Services, Insurance, Telecom, and Automotive sectors. We help organisations not just upgrade their systems but reimagine what’s possible.

Why Kumaran?

We blend engineering discipline with AI innovation, helping clients modernise with confidence, automate with clarity, and scale with purpose. Our global delivery model ensures agility, responsiveness, and seamless collaboration, with clients always at the heart of every engagement. At Kumaran, we don’t just solve problems, we engineer future-ready transformations.

Job Description

About the Role

Seeking a talented and motivated Full Stack Developer to join our technology team. The ideal candidate will be responsible for designing, developing, and maintaining scalable web applications and enterprise solutions that support the bank's digital transformation initiatives. This role requires strong expertise in both backend and frontend technologies, along with a passion for building high-quality software solutions.

Key Responsibilities

Design, develop, test, and deploy scalable full-stack applications.

Build and maintain RESTful APIs and microservices using Java Spring Boot and Python frameworks.

Collaborate with product owners, architects, business stakeholders, and cross-functional teams to deliver innovative banking solutions.

Write clean, maintainable, and secure code while adhering to enterprise development standards.

Integrate applications with databases and third-party systems.

Participate in code reviews, unit testing, debugging, and performance optimization activities.

Support CI/CD pipelines and DevOps practices to ensure seamless application delivery.

Contribute to solution design discussions and technical decision-making.

Stay current with emerging technologies and recommend improvements to existing systems.

Required Qualifications

Strong hands-on experience in:

Java

Spring Boot

SQL and relational databases

Experience developing REST APIs, microservices, and distributed applications.

Python Development

Experience with one or more Python frameworks:

Fast API

Flask

Django

Ability to build scalable backend services and integrations.

Frontend Development

Strong experience with:

TypeScript

ReactJS

Experience building modern, responsive, and reusable UI components.

Understanding of frontend performance optimization and state management.

Additional Skills

Knowledge of Git and version control best practices.

Experience with Agile/Scrum development methodologies.

Understanding of cloud platforms, containerization, and CI/CD practices.

Strong analytical, problem-solving, and communication skills.

Nice to Have

Exposure to Artificial Intelligence (AI), Machine Learning (ML), or Generative AI technologies.

Willingness and enthusiasm to work on AI-led transformation initiatives.

Experience integrating AI services, LLMs, chatbots, or intelligent automation solutions.

Familiarity with Azure AI, OpenAI, LangChain, vector databases, or related AI ecosystems.

Experience within Banking, Financial Services, or FinTech domains.

Kumaran Systems is an Equal Opportunity Employer and does not discriminate on the basis of race or ethnicity, religion, sex, national origin, age, veteran disability or genetic information or any other reason prohibited by law in employment.