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Python Software Developer Jobs in Lewiston, NY, US
800+ python software developer jobs from 260+ companies hiring in Lewiston, NY, US.
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Software Engineer (Term, SDL3) (Toronto, ON, CA)
Toronto, Ontario, Canada
$103k-$132k/yr OnsiteFull Time, Contract
5+ YOEBachelor's in CS or related field; 5+ years full-stack software development in scientific/high-tech settings; Python + NumPy/SciPy/Pandas; Airflow/Prefect; React/Angular/Vue; Docker/Kubernetes; DevSecOps; strong communication.
Python, NumPy, SciPy, Pandas, Airflow, Prefect, React, Angular, Vue.js, Docker, Kubernetes, DevSecOps
3mo
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Software Developer
Toronto, Ontario, Canada
OnsiteFull Time
BioConnect: Provides biometric authentication and zero-trust access control solutions.
3+ YOEProficient in .NET/C#, OO programming, networking basics, git/CI‑CD, and team collaboration.
.NET, C#, Java, JavaScript, TypeScript, C++, Git, CI/CD, SQL, Python
3w
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Senior Application Developer
Toronto, Ontario, Canada
$120k-$130k/yr HybridFull Time
5+ YOE5–7 years backend software development experience; Python and Java; strong SQL; AWS; CI/CD; Docker; scripting; collaboration and mentorship.
Python, Java, SQL, AWS, Docker, Kubernetes, Terraform, CloudFormation, Bash, GCP, Azure, CI/CD, Jenkins, LLM/tools
1mo
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Embedded Software Development Manager
Toronto or United States
RemoteFull Time
5+ YOE3+ Mgmt5+ years embedded software, 3+ years leading software teams, strong C/C++/Python, embedded Linux/bare-metal, cross-functional leadership.
C, C++, Python, Embedded Linux, Bare-metal
2mo
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Client Solutions Developer
Toronto, Ontario, Canada
$110k-$130k/yr OnsiteFull Time
3+ YOE3–5 years in software development; backend Python/JS/TypeScript; APIs, data pipelines; LLMs in production; cloud tooling; client-facing communication.
Python, JavaScript, TypeScript, REST, GraphQL, Cloud Platforms, LLM APIs, Prompt Engineering
4w
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Hardware/Software Development Engineering - Intern
Toronto, Ontario, Canada
$90k-$95k/yr OnsiteFull Time, Internship
0+ YOEPursuing a Bachelor’s degree in Computer Engineering, Electrical Engineering, Engineering Science, Computer Science, Mathematics, or related field; 3+ months of experience or coursework in C/C++, digital logic, FPGAs, Verilog, Python.
C++, Verilog, Python, FPGAs, Digital Logic
1mo
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Software Engineering - ODSP
Ottawa or Toronto
$146k-$194k/yr OnsiteFull Time
10+ YOE10+ years embedded C/C++ firmware development; SW team lead experience; architecture design; strong English; collaboration; embedded SoC knowledge; C/Python; git/Linux experience
C, C++, Python, Git, Linux, Makefiles, GDB
3w
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Enterprise Developer
Toronto, Ontario, Canada
$140k-$185k/yr OnsiteFull Time
Backend developer with Python, C#, .NET; AWS cloud, microservices, Docker/Kubernetes, and SQL optimization.
Python, C#, .NET, ASP.NET, REST APIs, Docker, Kubernetes, AWS, SQL
2w
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QA Developer
Toronto, Ontario, Canada
$85k-$100k/yr RemoteFull Time
3+ YOE3-5 years in software quality engineering or SDET; 2+ years mobile testing; strong Playwright; programming in Python/JavaScript/TypeScript; CI/CD experience; Bachelor's in CS/Software Engineering.
Playwright, Python, JavaScript, TypeScript, GitHub Actions, CircleCI, Jenkins
1w
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Principle Software Engineer
Austin or Carlsbad or Chicago or Eugene or Toronto
$119k-$169k/yr HybridFull Time
8+ YOE8+ years experience in SQL, data warehousing, Python (pandas, NumPy), and data visualization tools; BS in CS/Math/Engineering or equivalent; strong data modeling, dashboards, and stakeholder communication.
Python, pandas, NumPy, SQL, data warehouses, Tableau
1mo
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Senior Software Engineer, Data Platform
Denver or San Francisco or New York or Los Angeles or Seattle or Toronto
$163k-$247k/yr HybridFull Time
7+ YOE7+ years software engineering; cloud/AWS experience (Redshift, MSK, EMR); OLAP (Clickhouse); data pipelines (Airflow, Python); streaming (Kafka/Kinesis); strong requirements translation; production data stack ownership.
AWS, Redshift, MSK, EMR, Clickhouse, Airflow, Python, Kafka, Kinesis
3w
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Software Architecture Lead
Toronto, Ontario, Canada
$133k-$177k/yr RemoteFull Time
5+ years in software development; strong TypeScript/Node.js; experience designing architecture; knowledge of AI tooling; regulated-industry experience a plus; remote-friendly; willing to travel.
TypeScript, Node.js, Next.js, tRPC, Prisma, React, Postgres, Python, Docker, GitHub Actions, cloud infrastructure (Vercel, AWS), REST, GraphQL, gRPC
1mo
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Senior Automation and Integration Developer
Toronto or Montréal
$110k-$120k/yr HybridFull Time
4+ YOE4–6 years in software development or data engineering; strong Python and SQL; BS in Computer Science, Software Engineering, Information Systems, or Data Engineering; experience with ETL/ELT, AWS, and data pipelines.
Python, SQL, Airflow, Prefect, Dagster, Terraform, AWS, PostgreSQL, Snowflake, Mirth Connect, HL7/FHIR
2mo
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Senior Product Engineer
Toronto, Ontario, Canada
$123k-$165k/yr HybridFull Time
7+ YOE7-10+ years of full-stack software development, SaaS experience; proficient in Go, Node.js, TypeScript, Python; AI-assisted development; product analytics; CI/CD; AWS; Kubernetes; strong communication and mentoring.
Go, Node.js, TypeScript, Python, Claude Code, Cursor, Codex, PostHog, Amplitude, Mixpanel, AWS, Kubernetes, CI/CD
2mo
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Software Engineering Intern - Kernels
Toronto, /, Canada
$40-$70/hr HybridInternship
Experience in high-performance kernel development; Python and/or C++; ML model architectures; PyTorch and NumPy; understanding of computer architecture; enrolled in a graduate program.
Python, C++, PyTorch, NumPy, Assembly, ISA, CUDA
1mo
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Database Developer
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOE5+ years database development with MS SQL Server; SQL, ETL; AWS RDS; Python, PHP, JavaScript; HTML; Bachelor's in CS or Electrical Engineering.
MS SQL Server, SQL, AWS, Tableau, SSRS, Power BI, Python, Flask, JavaScript, React, PHP, Git, IIS, Apache, Tomcat, C#, Java, C++, Linux, Windows Server
2w
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Senior Backend Developer, Analytics Pipeline
Toronto, Ontario, Canada
HybridFull Time
5+ years backend development experience; strong Java and Python; experience with Flask; cloud and data pipelines; SQL databases; API development.
Java, Python, Flask, Beam, Dataflow, Spring Boot, PostgreSQL, Google Cloud Platform
1w
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Data Engineer
Toronto, Ontario, Canada
$86k-$136k/yr HybridMultiple Commitments Available
5+ YOE5+ years in data engineering, software development, and business applications; Bachelor’s in computer science or information technology; Microsoft Power Platform expert; Experience with AI Copilot Studio; Python and Azure functions; API management and Azure App Services; DevOps with GitHub Actions and SDLC.
Power Apps, Power Automate, Power BI, Copilot Studio, Python, Azure Functions, API Management, Azure App Services, GitHub Actions, Azure Monitor
1w
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Software Engineer – AI/ML, Digital Pathology Image Management System (IMS)
Toronto, Ontario, Canada
$74k-$111k/yr HybridFull Time
Proficient in Python/Java/C++. Web frontend and backend experience; AI/ML integration; cloud and container tech; healthcare data handling.
Python, Java, C++, React, Angular, Django, Flask, Node.js, AWS, Azure, GCP, Docker, Kubernetes, SQL, NoSQL
1mo
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AI Engineer
Vaughan or Markham or Kitchener or Guelph
$110k-$150k/yr HybridFull Time
4+ YOE4+ years of software engineering experience; Gen AI with LLMs; Python/SQL; Azure/Copilot; data integration and BI; security and ethics focus.
Python, PySpark, R, SQL, Azure, Databricks Mosaic, GPT, Codex, DALL·E, TensorFlow, PyTorch, Copilot, Azure Data Factory, Azure Synapse, Azure AI Platform, Databricks
2mo
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AI Engineer (Remote)
Toronto, Ontario, Canada
RemoteContract
Strong Python and TypeScript, experience with LLMs, RAG, vector databases, API development, SQL, and cloud fundamentals.
Python, TypeScript, Node, LLMs, RAG, vector databases, Pinecone, Weaviate, FAISS, Milvus, FastAPI, Flask, Express, SQL, Docker, CI/CD, AWS, GCP, Azure, IBM, LangChain, LlamaIndex, HuggingFace, LLaMA, Mistral, Mixtral, Kubernetes
2w
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Context Engineer
Montreal or Ottawa or Toronto
$120k-$140k/yr RemoteFull Time
5+ YOE5+ years software engineering; 1–2 years with LLMs in production; Python or Node; API backend; REST APIs; RAG; context management; agentic workflows.
Python, Node.js, REST APIs, Pinecone, pgVector, AWS OpenSearch, LangSmith, Datadog, Docker, Kubernetes
2d
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Software Development - Co-op Student
Toronto, Ontario, Canada
$35k-$66k/yr HybridFull Time, Temporary
Pursuing or recent graduates in Computer Science, Data Science, or ML; strong Python and SQL; interest in generative AI; able to work collaboratively.
Python, SQL, ML frameworks
2w
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Senior Developer, Enterprise AI
Vancouver or Toronto or Calgary or Burnaby
$150k-$202k/yr HybridFull Time
4+ YOE4+ years in software/data engineering or AI systems; strong Ruby, Python; experience with AI/ML, data platforms; cloud services; ability to translate business needs into technical solutions.
Ruby, Python, Databricks, dbt, SQL, LLM APIs
1mo
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Engineer, AppDev and AI (Toronto, ON, CA)
Toronto, Ontario, Canada
$77k-$102k/yr OnsiteFull Time
1+ YOEAgile AI/software engineering; Python stack; cloud AI; REST APIs; CI/CD; 1+ year experience.
Python, Flask, LangChain, LlamaIndex, FastAPI, Azure OpenAI Service, LLMs, RESTful APIs, Azure API Management, Docker, Kubernetes, PromptFlow, RAGs, Terraform, Azure DevOps, Jenkins, CircleCI, GitLab Actions, Azure AI search
6d
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Full Stack Developer
Toronto, Ontario, Canada
$105k-$135k/yr HybridFull Time
3+ YOEBachelor's degree in CS or Engineering; 3+ years development; React/Node.js/Python; cloud platforms AWS/Azure/GCP; AI tool usage; CI/CD tools; JIRA familiarity.
React, Node.js, Python, SQL, AWS, Azure, GCP, CI/CD, JIRA, AI tooling
3w
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Senior Backend Engineer, Analytics
Toronto, Ontario, Canada
$140k-$180k/yr OnsiteFull Time
5+ YOE5+ years software engineering; distributed systems; Python/Elixir; cloud providers; Kubernetes; data pipelines; REST/GraphQL; CI/CD; collaboration.
Python, Elixir, REST, GraphQL, gRPC, AWS, Google Cloud Platform, Kubernetes, Kafka, RabbitMQ, Docker, CI/CD, GitHub Actions
1w
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Senior Full-Stack Developer
Toronto or Vancouver
HybridFull Time
Front-to-back full-stack development with Node.js, Python, React; API design; AI/LLM integration; security; cloud and edge architectures; experience with databases.
Node.js, TypeScript, Nest.js, Express, Hono, Python, FastAPI, Flask, Next.js, React, Tailwind CSS, PostgreSQL, MongoDB, JWT, OAuth, RBAC, Alibaba Cloud, GCP, AWS, Cloudflare Workers, Vercel Edge, Lambda, Claude Code, Vitest, Jest, React Testing Library, Playwright, Cypress, Docker, CI/CD, Git
1mo
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Senior Associate Engineer - AI Full Stack Developer
Toronto or Kingston
$110k-$125k/yr HybridFull Time
4+ YOE4+ years experience in software engineering or ML/AI applications; strong Python/SQL; cloud, ML/LLM experience; pharma R&D domain preferred; English fluency; client-facing skills.
Python, SQL, REST APIs, CI/CD, Docker, AWS, Streamlit, React, Vue, Postgres, Elasticsearch, Redshift, PyTorch, TensorFlow, scikit-learn, Selenium, JUnit, pytest
4w
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Senior AI developer
Toronto, Ontario, Canada
$128k-$171k/yr HybridFull Time
7+ YOEBachelor’s degree in CS/CE or related field; 7+ years Python software engineering; 2–3 years GenAI/LLM/agentic systems; RAG, prompts, vector DBs; agile with Azure DevOps/Jira/Confluence.
Python, LLM, GenAI, RAG, Vector databases, Azure DevOps, Jira, Confluence, MLOps, APIs
2mo
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Full Stack Developer
Toronto, Ontario, Canada
$70k-$120k/yr OnsiteFull Time
4+ YOE4-6 years in full stack or back-end heavy development; Python (Pandas, Numpy, Django, FastAPI); Angular; AWS; REST APIs; SQL; Linux; Git/Jenkins; Jira/Confluence helpful.
Python, Django, FastAPI, Angular, Pandas, Numpy, AWS, REST APIs, SQL, Linux, Git, Jenkins, Jira, Confluence
1mo
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AI Engineer
Vaughan, Ontario, Canada
$110k-$150k/yr OnsiteFull Time
4+ YOE4+ years software engineering; 1+ year Generative AI; Python/PySpark/R/SQL; Azure AI; Databricks; Spark; security; AI ethics; prior in professional services or engineering a plus; Azure/Databricks certs a plus.
Python, PySpark, R, SQL, Azure AI Platform, Azure Data Factory, Azure Synapse, Azure Cognitive Services, Databricks, Databricks Mosaic, TensorFlow, PyTorch, GPT, Codex, DALL·E, Power BI
2mo
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Principal Engineer
Markham, Ontario, Canada
$123k-$170k/yr OnsiteFull Time
Enercare: Provides residential and commercial HVAC, plumbing, and water services.
Deep expertise in designing and developing modern, scalable applications; experience with Java, React, Python, JavaScript, C#, cloud platforms, microservices, APIs, containers; strong DevOps, CI/CD, and database skills; leadership and mentoring abilities.
Java, React, Python, JavaScript, C#, Azure, AWS, Kubernetes, Docker, CI/CD, SQL, NoSQL
1w
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Software Engineer, Infrastructure
Toronto, Ontario, Canada
$110k-$160k/yr HybridFull Time
Bachelor’s degree; experience building scalable infrastructure; proficiency with AWS; IaC (Pulumi/Terraform/AWS CloudFormation); PostgreSQL optimization; monitoring with Grafana/Datadog; strong troubleshooting and collaboration skills.
AWS, Pulumi, Terraform, Datadog, Grafana, PostgreSQL, JavaScript/TypeScript, Python, Go
5d
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Vice President, AI Engineer
Toronto, Ontario, Canada
$120k-$150k/yr OnsiteFull Time
Design, develop, and deploy AI solutions focused on Agentic AI, Generative AI, and LLMs; strong Python and ML frameworks; distributed compute; containerization; security and privacy.
Python, TensorFlow, PyTorch, Docker, Kubernetes, Langfuse, LangGraph, Milvus, LLMs, reinforcement learning
2mo
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AI Engineer
Toronto or Markham or Vancouver or Ottawa or London or Oakville
$77k-$117k/yr OnsiteFull Time
3+ YOE3–5 years in AI/ML or applied software engineering; strong Python; experience with AI/LLM frameworks and production-grade AI architectures.
LangChain, LlamaIndex, AutoGPT, Pinecone, Milvus, Weaviate, OpenAI APIs, Anthropic, Hugging Face, LangGraph, Azure AI, AWS Bedrock, GCP, Docker, Kubernetes, CI/CD, MLflow, Weights & Biases
3w
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JSOC - Senior Security Engineer
Toronto, Ontario, Canada
$95k-$119k/yr HybridFull Time
5+ YOE5+ years in security software engineering with strong Rust, JavaScript, and Python skills; experience building security tooling, automation for security operations, and API integrations; familiarity with reverse engineering; solid software engineering fundamentals; scripting abilities.
Rust, JavaScript, Python, SOAR, API integration, Reverse engineering, Open source tooling, CI/CD
4w
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Engineer, AI & Software Testing
Toronto, Ontario, Canada
$95k-$145k/yr OnsiteFull Time
3+ YOETesting AI models and software; develop ground truth data; build testing framework; 3+ years in automotive; Bachelor's in Engineering.
Python, TensorFlow, PyTorch, Keras, GitHub CI, Docker, Azure, AWS, Next.js, React, Langgraph, CrewAI
2w
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Full-Stack Developer (Backend-Focused) - 6 Month Contract
Toronto, Ontario, Canada
$85k-$95k/yr RemoteFull Time, Temporary
Backend-focused developer with Python/Django, APIs, relational DBs; frontend tasks with React/TypeScript; testing and collaboration.
Python, Django, React, TypeScript, Django templates, Tailwind, Sass, WCAG, GCP
2mo
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Quantitative Developer - CaaS
Toronto, Ontario, Canada
HybridFull Time
Proficiency in C#, C++, or Python with experience in financial markets, fixed-income, and risk concepts; strong communication and collaboration with clients.
C#, C++, Python, in-house big data language
HiringCafe market data
Python Software Developer Jobs market signals in Lewiston, NY, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
800+
Hiring companies
260+
Fresh sample
57% new in 30d
Salary visibility
81% show pay
Companies appearing in this market
AlteraCitcoKepler CommunicationsTMX GroupAppnovationBDO CanadaClioMovable Ink
Work location mix in visible results
Hybrid: 36Onsite: 23Remote: 8