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Added 21 mins ago
FS
Salesforce Consultant
Futran Solutions
Toronto, ON
- Full-time
Architect and design robust and scalable Salesforce Data Cloud solutions based on client requirements and industry best practices.
Added 1 hour ago
Senior Designer
GHD Group Pty Ltd
Montreal, QC
…and help turn ideas into thoughtful, practical and buildable…
Added 1 hour ago
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Principal Material Artist | Artiste Principal.e Matériaux
NBCUniversal
Montreal, QC
- Full-time
pipelines. The role will also contribute to the R&D of new workflows, tools, automation, and AI-assisted solutions to improve efficiency, iteration, and large-scale content production.
Added 1 hour ago
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Water Resources Designer (Intermediate)
Urbantech
Markham, ON
- Full-time
We’re expanding our Water Resources Team and seeking an experienced Intermediate Water Resources Designer who can take ownership of technical deliverables, contribute to project success,…
Added 1 hour ago
A
Mechanical Designer - NX - Electrical Auxiliary Systems
Actalent
Brossard, QC
- $75,000 to $85,000 CAD / year
- Full-time
Actalent est un leader mondial en génie-conseil et solutions en capital humain. Nous sommes à la recherche de nouveaux concepteurs mécaniques pour se rejoindre à notre équipe.
Added 2 hours ago
TG
Mechanical Designer
Tri-Mach Group (TMG)
Elmira, ON
- Full-time
Tri-Mach is a leading provider of sanitary stainless steel solutions, specializing in custom equipment and services for the food, beverage, and pharmaceutical industries. For over 30 years,…
Added 2 hours ago
TG
Mechanical Designer
Tri-Mach Group (TMG)
Elmira, ON
- Full-time
…reputation for reliable service, quality workmanship, and innovative solutions. As a member of the Tri-Mach Group family of brands, we collectively deliver integrated capabilities across…
Added 2 hours ago
N
Principal Material Artist | Artiste Principal.e Matériaux
NBCUniversal
Montreal, QC
- Full-time
pipelines. The role will also contribute to the R&D of new workflows, tools, automation, and AI-assisted solutions to improve efficiency, iteration, and large-scale content production.
Added 2 hours ago
EE
Lead Electrical Designer
ECG Engineering Pty Ltd
Mississauga, ON
- Full-time
We are looking for a Lead Electrical Designer to join our Canada team and contribute to the design of a range of mineral processing projects, providing leadership to the drafting team and…
Added 2 hours ago
AS
Senior Electrical Designer
Acara Solutions, An Aleron Company
Toronto, ON
- $80,000 to $106,000 CAD / year
- Full-time
We are looking for an experienced Senior Electrical Designer with a strong background in medium-voltage switchgear and protection & control (P&C) systems.
Added 2 hours ago
TT
Analog IC Layout Designer
Teledyne Technologies Incorporated
Waterloo, ON · Canada - Waterloo, ON
- Full-time
…important to us as our reputation for making innovative sensing…
Added 2 hours ago
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Graphic Designer
Foodtastic
ON · Missisauga, Ontario
- Full-time
Participate in the development of creative solutions to achieve the objectives of our restaurant banners.
Added 2 hours ago
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Civil Designer – Civil 3D proficient
SYSTRA
Toronto, ON
- Full-time
…consulting firm whose primary focus is to offer transportation solutions, whether for passengers or goods: feasibility studies of building a new railway line, increasing the capacity of the…
Added 2 hours ago
JE
Automated Machine Designer (Mechanical)
Johnson Electric
Ancaster, ON · Canada - FPS Ancaster (General)
- Full-time
Johnson Electric is looking for an experienced Automated Machine Designer (Mechanical) to develop custom automation and manufacturing equipment for our Ancaster operation.
Added 3 hours ago
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RQ11528 - Software Developer - API - Senior
Maarut
Toronto, ON
- Contract
experience delivering solutions using platforms such as IBM API Connect,
Added 3 hours ago
M
RQ11620 - Software Developer - Senior
Maarut
Toronto, ON
- Contract
10+ years of experience as a designer and developer in the large-scale multi-client web applications
Added 3 hours ago
M
RQ11429 - Software Developer - Back End - Senior
Maarut
Toronto, ON
- Contract
10+ years of experience as a designer and developer in the large-scale multi-client web applications
Added 3 hours ago
Stress Analysis Engineer
BWXT
Peterborough, ON
…delivery tooling sold around the world. We are the original designer of the automated systems that allow 24/7 on power refueling of CANDU reactors and aim to solve some of the Nuclear…
Added 3 hours ago
AC
Junior Structural Designer
Allnorth Consultants Limited
Nanaimo, BC · Vancouver, BC
- Full-time
…construction services company delivering innovative, practical solutions to clients across the metals and minerals, energy and renewables, fiber and chemicals, and infrastructure sectors.…
Added 3 hours ago
AC
Junior Mechanical Designer
Allnorth Consultants Limited
Nanaimo, BC · Vancouver, BC
- Full-time
…construction services company delivering innovative, practical solutions to clients across the metals and minerals, energy and renewables, fiber and chemicals, and infrastructure sectors.…
Added 3 hours ago
W
Controls Designer
W3Global
Woodstock, ON
- $75,000 to $85,000 CAD / year
- Full-time
Work with manufacturing and engineering teams to provide cost effective solutions to design challenges
Added 3 hours ago
S
Senior Mechanical Designer
SYSTRA
Montreal, QC
- Full-time
…consulting firm whose primary focus is to offer transportation solutions, whether for passengers or goods: feasibility studies of building a new railway line, increasing the capacity of the…
Added 3 hours ago
SH
Junior Graphic Designer
Sandman Hotel Group
BC · West Vancouver, BC
- Full-time
Collaborate with the Senior Brand Designer, Brand Marketing, and Loyalty teams to deliver creative solutions that support marketing objectives and business priorities.
Added 3 hours ago
SS
Drafter
Sunbelt Solomon
AB · Edmonton, AB
- Full-time
…training in drafting who is comfortable working from engineer and designer markups, sketches, existing drawings, and project information to produce accurate, consistent, professional…
Added 3 hours ago
A
Civil Designer
AtkinsRéalis
Toronto, ON
- Full-time
Join AtkinsRéalis' growing Municipal & Transportation Infrastructure team in Toronto as a Civil Designer. In this role, you will support the delivery of roadway and municipal infrastructure…

Maarut

RQ11528 - Software Developer - API - Senior

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Posting language: English
Posted: Oct 30, 2026

Original job description

Responsibilities

Required to translate technical systems specifications into working, tested applications. This includes: o developing detailed programming specifications o writing and/or generating code o compiling data-driven programs, maintaining, and conducting unit tests. o Analyzes, designs, develops, codes and implements programs in one or more programming languages, for Web and Rich Internet Applications o Supports applications with an understanding of system integration, test planning, scripting, and troubleshooting o Designs and develops REST API platform (e.g., with using Apigee/APIM) o Converts web services from SOAP to REST or vice-versa
Resolves and troubleshoots technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion and migrations.

General Skills

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 for the development, design, implementation and maintenance of applications
Experience in design, code, test, debug and document applications
Experience in the use of object and/or third generation language development tools
Experience in one or more programming languages
Experience in application design, latest design patters, deployment and troubleshooting
Experience with relational and hierarchical database technologies
Experience in the use of information retrieval packages using query languages
Experience with one or more communications protocols
Experience in structured methodologies for the design, development, implementation and maintenance of applications
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 API Skills
Experience with Web Technologies (DHTML, AJAX, etc.)
Experience with Security frameworks (e.g., JWT, OATH2)
Experience in API layer like security, custom analytics, throttling, caching, logging, monetization, request and response modifications etc. using Apigee
Experience in creating REST API documentation using Swagger and YAML or similar tools desirable
Experience with Integration frameworks (e.g., Mule, Camel) desirable

Desirable Skills

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

Requirements

Experience and Skill Set Requirements

Core Skills and Experience (40%)

5+ years of hands-on experience in API development, integration design, and implementation in complex enterprise environments
Proven experience delivering solutions using platforms such as IBM API Connect, IBM App Connect Enterprise (ACE), MuleSoft, or Azure API Management (APIM)
Strong understanding of RESTful API design, event-driven architecture, and microservices
Demonstrated ability to integrate with enterprise platforms such as Microsoft SharePoint, Microsoft Dynamics CRM, Siebel, and Curam
Experience with integration between APIs and enterprise systems (e.g., databases, CRMs, ERPs)
Demonstrated experience with API lifecycle management, including versioning, testing, deployment, and monitoring
Familiarity with cloud platforms, DevOps, and CI/CD practices for API deployment

Technical Skills and Experience (35%)

Solid knowledge of API security best practices, including OAuth 2.0, JWT, API keys, and TLS
Experience implementing API gateway policies (rate limiting, throttling, transformation, logging)
Strong knowledge of integration patterns, such as synchronous/asynchronous messaging, pub/sub, and message queues
Deep understanding of OpenAPI (Swagger) specifications and API documentation standards
Hands-on experience with middleware, ESB, and enterprise integration patterns
Proven ability to integrate APIs with SharePoint document libraries and workflows, CRM systems, and case management platforms
Familiarity with containerization technologies (e.g., Docker) and orchestration tools (e.g., Kubernetes) is an asset
Proficient with monitoring and troubleshooting tools for APIs and integrations
Ability to troubleshoot integration errors and performance issues across platforms

Communication and Documentation Skills (20%)

Excellent written and verbal communication skills for both technical and non-technical audiences
Ability to document APIs, integration workflows, and technical specifications clearly and thoroughly
Experience collaborating with cross-functional teams including business analysts, QA, developers, and product owners
Skilled in facilitating technical discussions and providing knowledge transfer to internal staff
Strong ability to present ideas, lead technical walkthroughs, and produce clear status updates

Public sector Experience (5%)

Experience with OPS IT project and architectural governance
Knowledge of OPS Digital , accessibility, and cybersecurity standards

Must Have:

10+ years of experience as a designer and developer in the large-scale multi-client web applications
10+ year of hands-on working experience of Java development with Oracle or SQL database
5+ years of hands-on experience of RestAPI, RESTful WebServices
Knowledge of security gateways and protocols (JWT, Oauth2.0, SSL Certificates)
Solid Understanding of Agile methodologies

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More about this job

Responsibilities

The developer will translate technical specifications into working applications by designing, coding, and implementing REST API platforms. They are also responsible for troubleshooting technical issues and supporting system integration throughout the software development life cycle.

Requirements

Candidates must have over 10 years of experience in large-scale web application design and Java development with Oracle or SQL databases. Proficiency in RESTful APIs, security protocols like OAuth2/JWT, and Agile methodologies is mandatory.

Skills

Java
Rest API
Apigee
Swagger
Yaml
Sql
Oracle
Jwt
Oauth2
Microservices
Agile
Docker
Kubernetes
Soap
Integration design
Api lifecycle management

Visa sponsorship

Not detected in the job text

Keywords

Software Developer
API
Java
Restful Web Services
Apigee
Swagger
Yaml
Oracle
Sql
Jwt
Oauth2
Microservices
Agile
Docker
Kubernetes
Soap
Integration
Middleware
Devops
Ci/Cd
Sharepoint
Dynamics Crm
Siebel
Curam
Enterprise Architecture
Api Gateway
Aoda
System Integration
Technical Troubleshooting

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