Senior Software Engineer, Backend - Platform Team
Toronto, ONCresta
5+ YOECandidates need 5+ years of building scalable production backend systems, strong REST and gRPC API experience and an understanding of distributed and real-time systems. Experience with third-party enterprise APIs, cloud platforms, Kubernetes and Docker is valued.
Kubernetes, Docker, AWS, GCP, Azure
Senior Software Engineer, Backend (AI Agent Runtime)
Remote in CanadaCresta
5+ YOECandidates need 5+ years of software engineering experience, mostly on infrastructure or systems work, with strong Python and Go skills. They need deep distributed systems knowledge, Kubernetes experience, developer tooling experience, and comfort owning production systems through on-call.
Python, Go, Kubernetes, Temporal, Argo, Airflow
Senior Software Engineer, Backend (AI Agent Integrations)
Remote in CanadaCresta
5+ YOECandidates need a bachelor's degree in computer science or a related field and 5+ years building scalable production backend systems. Strong REST or gRPC API design, distributed systems knowledge, and third-party enterprise integration experience are required, with CCaaS and AI agent experience as plus factors.
Kubernetes, Docker, AWS, GCP, Azure
Senior Machine Learning Engineer
Remote in CanadaCresta
5+ YOECandidates need 5 to 8 or more years of building production machine learning systems, with significant LLM experience. Strong skills in NLP, transformers, RAG and agentic workflows are required, plus technical leadership.
PyTorch, TensorFlow, Hugging Face
Senior Forward Deployed Engineer (AI Agent)
Remote in CanadaCresta
3+ YOECandidates need 3+ years of software, AI/ML or consulting experience, a Bachelor's or Master's in a related field, and proficiency in Python and Golang. Hands-on experience with LLMs, RAG, function calling, cloud platforms and API integrations is strongly preferred.
AWS, GCP, Azure, CI/CD tools
Infrastructure Engineer/SRE
Remote in CanadaCresta
5+ YOECandidates need 5+ years in DevOps, SRE or production engineering, with deep skill in Golang or Python. They also need production experience with Kubernetes, Terraform or CloudFormation, and AWS.
Kubernetes, Terraform, CloudFormation, Helm, Kustomize, AWS