Software Developer - API

GovTech Talent Solutions Inc.; Peterborough; On-site; CAD 90,000 - 150,000; Full time

Job summary

GovTech Talent Solutions Inc. is seeking a skilled full-time developer to translate specifications into robust web applications. You will design, develop, and test RESTful APIs, and implement AI-enabled features using LangChain, RAG, and Python. Onsite roles in Toronto or Peterborough require 5 days/week.

Applicants should have extensive hands-on experience with React, TypeScript, Node.js, Next.js, and cloud platforms like Azure, with exposure to ML models and MLOps practices.

Qualifications

• 5+ years of React and TypeScript experience.
• 5+ years with Node.js and Next.js.
• 5+ years building and testing RESTful APIs.
• 2-3+ years with multi-agent AI, LangChain, RAG, Python.
• Experience with ML models (XGBoost, TensorFlow) and MLops tools.
• Experience with Airflow, PySpark; Progressive Web Apps; HTML/JS/CSS; Azure.

Responsibilities

• Translate technical specifications into tested applications and code.
• Develop detailed programming specs and write/generate code.
• Build and test RESTful APIs; convert SOAP/REST as needed.
• Support integration, testing, scripting, and troubleshooting.
• Design and implement REST API platforms (e.g., Apigee/APIM).
• Resolve technical issues during deployment and migration.

Skills

React

TypeScript

Node.js

Next.js

RESTful APIs

HTML/CSS/JavaScript

Azure

Python

XGBoost TensorFlow

Airflow PySpark

Progressive Web Apps

LangChain LangGraph

Agentic AI

LLMops

Qdrant

Swagger YAML

JWT OAuth2

Jamstack

Tools

Apigee/APIM

Mule Camel

Swagger

YAML

Azure AD B2C Okta

Job description

Project Overview

Key Responsibilities

• Translate technical systems specifications into working, tested applications
• Develop detailed programming specifications
• Write and/or generate code
• Compile data-driven programs, maintain, and conduct unit tests
• Analyze, design, develop, code and implement programs in one or more programming languages for Web and Rich Internet Applications
• Support applications with an understanding of system integration, test planning, scripting, and troubleshooting
• Design and develop REST API platform (e.g., with using Apigee/APIM)
• Convert web services from SOAP to REST or vice-versa
• Resolve and troubleshoot technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion and migration

Qualifications & Requirements

REQUIRED

• Must be able to work 5 days onsite per week in Toronto or Peterborough
• 5+ Experience with React framework and typescript
• 5+ Experience with Node.js and Next.js
• 5+ Experience building and testing RESTful APIs
• 2-3+ years of Multi-agent (Agentic AI), LLMops, MCP, langchain, langGraph, RAG, Qdrant, Python
• Experience with ML models - XGboost, Tensorflow
• Experience with Airflow, PySpark
• 5+ Hands on experience with Progressive Web Apps
• Experience and expert knowledge in HTML, JavaScript, CSS and CSS Frameworks
• Experience with cloud platforms such as Azure

NICE TO HAVE

• Prior OPS exp or public sector exp.
• Hands on experience developing production level AI agents, frameworks and AI supported systems using various models, tools and architectures (e.g. LLMs, ML, Computervision, etc.)
• Hands on experience designing and implementing MLOps tools and processes in enterprise environmentsli>
• Knowledge and experience with programming Internet-ready applications
• Knowledge and experience in rapid application development (RAD) methodologies
• Knowledge and understanding of Information Management principles, concepts, policies and practices
• Experience with middleware and gateways
• Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, debugging
• Ability to provide post-implementation support and resolve any post-implementation technical issues
• Experience conducting design walkthrough sessions with project team
• Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards
• Ability to provide user and system documentation as required
• Experience in creating REST API documentation using Swagger and YAML or similar tools desirable
• Experience with Integration frameworks (e.g., Mule, Camel) desirable

EVALUATION CRITERIA

Technical Skills - 40%

• Experience with Agile methodologies
• Experience with React framework and typescript
• Experience with Node.js and Next.js
• Experience building and testing RESTful APIs
• Multi-agent (Agentic AI), LLMops, MCP, langchain, langGraph, RAG, Qdrant, Python
• ML models - XGboost, Tensorflow
• MLops - Mlflow, DVC
• Airflow, PySparkli>
• Working knowledge of Jamstack Architecture
• Hands on experience with Progressive Web Apps
• Hands on experience with responsive design, front-end testing and debugging techniques, page load optimization and version control
• Experience and expert knowledge in HTML, JavaScript, CSS and CSS Frameworks
• Working knowledge of DevOps, task boards, pipelines, etc.
• Experience with headless content management systems
• Experience creating front end functionality for login page, profile creation, customer notifications and self-service sign-up

• Required to translate technical systems specifications into working, tested applications. This includes:
  • Developing detailed programming specifications
  • Writing and/or generating code
  • Compiling data-driven programs, maintaining, and conducting unit tests

• Resolves and troubleshoots technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion, and deployment

Experience - 40%

• Experience with cloud platforms such as Azure
• Experience with Agile methodologies including using kanban/task boards
• Extensive experience with JavaScript, CSS, HTML, and front-end languages, user interface design.
• Experience with RESTful APIs.
• Hands on experience developing production level AI agents, frameworks and AI supported systems using various models, tools and architectures (e.g. LLMs, ML, Computervision, etc.)
• Hands on experience designing and implementing MLOps tools and processes in enterprise environments
• Experience in programming and analysis; specialized software package support at the specified experience level
• Ability to collaborate with IT Professionals throughout the Software Development Life Cycle
• Experience in structured methodologies such as Agile Scrum for the development, design, implementation, and maintenance of applications
• Experience in design, code, test, debug and document applications
• Experience in application design, latest design patterns, deployment, and troubleshooting
• Experience with one or more communications protocols
• Experience eliciting and documenting information from diverse business area stakeholders and subject matter experts
• Excellent analytical, problem-solving, and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills
• A team player with a track record for meeting deadlines
• Hands on experience building integrations to IAA systems such as Azure AD B2C Authentication, Okta Authentication

Communication Skills - 20%

• Strong communication skills to prepare documentation, including but not limited to: solution documentation, user manuals, reports, reviews, assessments
• Ability to present ideas and suggestions clearly and effectively and in a user-friendly manner; maintain a high level of customer service to both internal and external clients
• Ability to communicate designs and development in clear and understandable manner

Key Skills & Competencies

React, TypeScript, Node.js, Next.js, RESTful APIs, Agentic AI, LLMOps, MCP, LangChain, LangGraph, RAG, Qdrant, Python, XGBoost, TensorFlow, MLflow, DVC, Airflow, PySpark, MLOps, Progressive Web Apps, HTML, JavaScript, CSS, CSS Frameworks, Azure, AI agents, LLMs, Computer Vision, Machine Learning, Apigee, Swagger, YAML, JWT, OAuth2, Security frameworks, API layer, DHTML, AJAX, Integration frameworks, Mule, Camel, Jamstack, Responsive design, Front-end testing, Debugging, Page load optimization, Version control, DevOps, Task boards, Pipelines, Headless CMS, Agile methodologies, Kanban, User interface design, Azure AD B2C, Okta Authentication, Relational databases, Hierarchical databases, Query languages, Communications protocols, Middleware, Gateways, Object-oriented development, Third-generation language, Design patterns, Deployment, Troubleshooting, RAD, Information Management