AWS Developer

We are seeking a proactive and technically sharp AWS Developer (Not a DevOps position) to join a technology team supporting core financial infrastructure at a top-tier Canadian bank. You will design, build, and deploy cloud-native microservices and serverless architectures using AWS Lambda, Node.js, and TypeScript.

Key Responsibilities

- Serverless Development:

Architect and write scalable microservices using

Node.js

, and

AWS Lambda

.

- Infrastructure as Code (IaC):

Define and maintain cloud infrastructure using

AWS CDK

.

- Event-Driven Systems:

Configure resilient message queues and event processing using AWS SQS, managing visibility timeouts, dead-letter queues (DLQs), and single-consumer message delivery mechanics.

- Security &
- IAM:

Apply strict principle-of-least-privilege security using IAM roles, trust policies, and resource-based policies.

- Code Quality &

- Architecture:

Apply Object-Oriented Programming (OOP)



concepts and enterprise software design patterns.

Qualifications &

- Requirements

- Experience:

3 to 7 years of hands-on backend software engineering experience (3–4 years acceptable for exceptional technical candidates).

- Core Languages:

Advanced proficiency in

Angular

,

TypeScript

, and

Node.js

- AWS Expertise:

Proven track record building with

AWS Lambda

,

SQS

,

IAM

, and infrastructure deployment via

AWS CDK

.

- Tools: Postgres hands-on working experience and knowledge of

Postgres

- Software Design:

Deep understanding of Object-Oriented Programming (OOP), asynchronous execution paradigms (Promises vs. async/await), and design patterns.

- Collaboration &
- Ownership:

Strong initiative, proactive problem-solving, and ability to deliver independently within a hybrid banking enterprise workplace.

📌 Software Engineer (AWS) (Greater Toronto Area)
🏢 Unisystech Consulting
📍 Greater Toronto Area