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Unlimited leave · Software Engineer

Senior Software Developer - AI

TextNow, Inc. · Waterloo · Canada

CAD 113k–162k / year Posted Open until 18 Oct 2026

The job, in the employer's words

We believe that communication belongs to everyone. Our mission is to democratize phone service and remove barriers that prevent people from staying connected. 

As TextNow continues to evolve, Artificial Intelligence is becoming a foundational capability across our products, operations, and employee experience. Our AI Labs team is responsible for identifying, validating, and scaling AI-powered solutions that create measurable impact for customers and employees. 

We're looking for a Senior Software Developer who can help transform AI opportunities into production-ready systems, partner with stakeholders across the business, and accelerate TextNow's adoption of AI technologies. 

 

What You'll Do 

Build AI-Powered Solutions 

  • Design, develop, and deploy AI-enabled applications, services, and automations 
  • Build internal tools and intelligent workflows using LLMs, AI agents, and orchestration frameworks 
  • Evaluate emerging AI technologies and rapidly prototype new concepts 
  • Transform proofs-of-concept into scalable production systems 

Lead Technical Delivery 

  • Drive architecture and implementation decisions for AI initiatives 
  • Define patterns and standards for AI application development 
  • Balance experimentation speed with security, governance, and operational excellence 
  • Ensure solutions are reliable, observable, maintainable, and cost-effective 

Enable the Organization 

  • Partner with business stakeholders to identify high-value AI opportunities 
  • Translate business problems into technical solutions 
  • Consult with teams across Product, Engineering, Customer Care, Trust & Safety, Marketing, Finance, and Operations 
  • Help teams adopt AI capabilities and best practices 

Build Internal AI Capabilities 

  • Develop reusable AI services, frameworks, and components 
  • Create integrations with enterprise platforms and business systems 
  • Design automation workflows that reduce manual effort and increase operational efficiency 
  • Contribute to AI governance, evaluation frameworks, and responsible AI practices 

Mentor and Influence 

  • Coach engineers and technical stakeholders on AI development approaches 
  • Share knowledge, best practices, and lessons learned 
  • Drive technical discussions and influence the direction of TextNow's AI strategy 

What You Bring 

Technical Experience 

  • 5+ years of software development experience 
  • Experience designing and delivering production-grade software systems 
  • Strong programming skills in one or more modern languages (Go, Python, TypeScript, Ruby, or similar) 
  • Experience with cloud platforms and modern deployment practices 

AI & Automation Experience 

  • Hands-on experience building applications with Large Language Models 
  • Experience training custom models 
  • Understanding of prompt engineering, evaluation methodologies, and AI system design 
  • Experience with workflow automation and orchestration platforms 
  • Familiarity with retrieval systems, vector databases, knowledge management, or agent frameworks 

Delivery & Collaboration 

  • Comfortable operating in ambiguous environments with evolving requirements 
  • Strong communication skills with technical and non-technical audiences 
  • Demonstrated ability to lead projects from concept through deployment 
  • Ability to identify opportunities independently and drive execution 

Mindset 

  • Curious and pragmatic 
  • Strong ownership mentality 
  • Bias toward experimentation and learning 
  • Able to balance speed with long-term sustainability 
  • Excited by solving business problems using technology 

Nice to Have 

  • Experience building enterprise AI solutions 
  • Experience with OpenAI, Anthropic, Google, or open-source model ecosystems 
  • Experience with observability and AI performance monitoring 
  • Experience implementing AI governance, evaluation, or security frameworks 
  • Telecommunications industry experience 
  • Experience building internal developer productivity tools 

 

 
 
Base Salary Range
 
The expected base salary range for this role is: 
 
Canada Intermediate:  CAD $113,400 - $162,000 annually 
Canada Senior: CAD $158,000 – 207,000 annually 
Canada Staff: CAD $200,400 – 248,000 annually 
 
Our salary ranges are determined by role, level, and location. Within the range, individual pay is determined by job-related skills, experience, and relevant education or training. 
 
Our goal is to offer a competitive package that reflects the impact and expertise you bring to the team. 
 
This posting is for a current, active vacancy.
 
More about TextNow 
 
Our culture 
We’re proud of the culture that we’ve built at TextNow, but one of the most common questions we hear is ‘how do you continue to sustain it as the world and the company continues to change?’ The reality is that we’re only able to keep up because each and every TextNovian contributes to our culture through being involved, by living our values, sharing feedback, embracing change and more!  
 
 
Our values 
Customer Obsessed 
We strive to have a deep understanding of our customers. 
 
Do Right By Our People 
We treat each other with fairness, respect, and integrity. 
 
Accept the Challenge 
We adopt a "Yes, We Can" mindset to achieve ambitious goals. 
 
Act Like an Owner 
We treat this company like it's our own... because it is! 
 
Give a Damn 
We are deeply committed and passionate about our work and achieving results. 
 
 
Our benefits and more 
This is a brief overview of the benefits that TextNow offers its employees. More complete details can be found in TextNow’s Benefit Guide and legal plan documents, which are available to employees on or shortly after their start date with TextNow. The benefits listed herein are for illustrative purposes only and may change from time-to-time in TextNow’s sole discretion. 
 
Free phone service 
Strong work life blend  
Employee stock options  
Unlimited vacation  
12 paid holidays per year 
Competitive pay 
Health, dental, and vision benefits 
Short-term & long-term disability 
$750 annual wellness benefit or healthcare spending account 
RRSP matching (Canada)
Parental leave for eligible employees 
Learning & Development opportunities
We travel a few times a year for various team events, company-wide off-sites, and more 
More information about our total rewards package will be available during the hiring process. 
 
Dogfooding & Customer Obsession 
At TextNow, every employee gets to actively use our app for calling and texting. Dogfooding helps us experience what customers do, to spot issues early, and drive better design, developer, and user experiences. 
 
Diversity and Inclusion 
Our aim is to make every person who joins TextNow feel like they belong, that they’re valued, and that they’re able to be their authentic selves at work.  
We’re all accountable for creating an inclusive culture and a sense of belonging for one another. By doing this together, we’ll make TextNow better for everyone.  
 
Equal opportunity 
We are an equal opportunity employer and are committed to creating an inclusive environment for all employees. We consider all qualified applicants without regard to race, color, religion, sex, gender identity or expression, sexual orientation, age, disability, or any other protected characteristic. 
 
Applicants who require reasonable accommodation during the hiring process may contact our Talent Team. 
 
 
TextNow Candidate Policy 
By submitting an application to TextNow, you agree to the collection, use, and disclosure of your personal information in accordance with the TextNow Candidate Policy 
 

 

Benefits mentioned

  • This is a brief overview of the benefits that TextNow offers its employees. More complete details can be found in TextNow’s Benefit Guide and legal plan documents, which are available to employees on or shortly after their start date with TextNow. The benefits listed herein are for illustrative purposes only and may change from time-to-time in TextNow’s sole discretion.
  • Free phone service
  • Strong work life blend
  • Employee stock options
  • Unlimited vacation
  • 12 paid holidays per year
  • Competitive pay
  • Health, dental, and vision benefits
  • Short-term & long-term disability
  • $750 annual wellness benefit or healthcare spending account
  • RRSP matching (Canada)
  • Parental leave for eligible employees
  • Learning & Development opportunities
  • We travel a few times a year for various team events, company-wide off-sites, and more
  • More information about our total rewards package will be available during the hiring process.

Requirements mentioned

  • Technical Experience
  • 5+ years of software development experience
  • Experience designing and delivering production-grade software systems
  • Strong programming skills in one or more modern languages (Go, Python, TypeScript, Ruby, or similar)
  • Experience with cloud platforms and modern deployment practices
  • AI & Automation Experience
  • Hands-on experience building applications with Large Language Models
  • Experience training custom models
  • Understanding of prompt engineering, evaluation methodologies, and AI system design
  • Experience with workflow automation and orchestration platforms
  • Familiarity with retrieval systems, vector databases, knowledge management, or agent frameworks
  • Delivery & Collaboration
  • Comfortable operating in ambiguous environments with evolving requirements
  • Strong communication skills with technical and non-technical audiences
  • Demonstrated ability to lead projects from concept through deployment
  • Ability to identify opportunities independently and drive execution
  • Mindset
  • Curious and pragmatic
  • Strong ownership mentality
  • Bias toward experimentation and learning
  • Able to balance speed with long-term sustainability
  • Excited by solving business problems using technology
  • Nice to Have
  • Experience building enterprise AI solutions
  • Experience with OpenAI, Anthropic, Google, or open-source model ecosystems
  • Experience with observability and AI performance monitoring
  • Experience implementing AI governance, evaluation, or security frameworks
  • Telecommunications industry experience
  • Experience building internal developer productivity tools

No Mondays shows this listing as the employer published it. Check the details on the employer's site before you apply.

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Remote share — Software Engineer jobs in Canada

93% are remote

314 of 339 jobs we have listed

How long they stay open — Software Engineer jobs in Canada

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Based on 27 ended listings

Advertised pay — Software Engineer jobs in Canada

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From 188 listings that state pay