{"id":2782,"url":"https://alion.io/job/cresta-ai-software-engineer-intern","title":"Software Engineer Intern","company":{"id":34,"name":"Cresta","domain":"cresta.com","url":"https://alion.io/company/cresta-ai","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":83,"open_postings":87,"ghost_share":0.207,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":143,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Backend","role_family":"Backend","seniority":"intern","employment_type":"internship","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Toronto, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":30,"max":50,"currency":"CAD","period":"hour","gross":null,"usd_annual":72000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Claude Code","optional":false},{"name":"Cursor","optional":false},{"name":"Go","optional":false},{"name":"JavaScript","optional":false},{"name":"LLM","optional":false},{"name":"Machine Learning","optional":false},{"name":"OpenAI","optional":false},{"name":"Python","optional":false},{"name":"TypeScript","optional":false},{"name":"Vertex AI","optional":false}],"status":"live","first_seen_at":"2024-09-10T23:10:58Z","employer_posted_date":"2026-10-19","last_verified_at":"2026-10-29T06:15:10Z","board_verified":true,"closed_at":null,"days_open":778,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":778},"description":"Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading companies, including United Airlines, Cox Communications, and Marriott, use Cresta to power world-class customer experiences every day. \nBorn from the Stanford AI Lab, Cresta has raised more than $270 million from the world’s leading investors, including a16z, Greylock, and Sequoia. Cresta’s leadership includes some of the leading minds in AI today. Our CEO, Ping Wu, founded and led Google's Contact Center AI and Vertex AI platforms before joining Cresta to build the future of AI-driven customer experiences.\nOver the next few years, AI is going to redefine how people all over the world interact with businesses every day. Come build that future at Cresta.\nCresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Our platform combines the best of AI and human intelligence to help contact centers discover customer insights and behavioral best practices, automate conversations and inefficient processes, and empower every team member to work smarter and faster. Born from the prestigious Stanford AI lab, Cresta's co-founder and chairman isSebastian Thrun, the genius behind Google X, Waymo, Udacity, and more. Our leadership also includes CEO,Ping Wu, the co-founder of Google Contact Center AI and Vertex AI platform,and co-founder, Tim Shi, an early member of Open AI.\nJoin us on this thrilling journey to revolutionize the workforce with AI. The future of work is here, and it's at Cresta.\nCresta is building the AI platform for the modern contact center -one of the largest and most critical systems in the global economy. We combine human agents and AI agents to handle customer conversations at scale, helping enterprises improve customer experience, increase revenue, and reduce cost in real time.\nThis isn’t experimental AI. Our systems run in live production environments, shaping millions of customer interactions every day.\nWe’re looking for builders who want to take ownership and move fast.\nAbout the Role\nAs a Software Engineer Intern, you’ll build systems that power real-time, AI-driven customer interactions in contact centers. You’ll work on production infrastructure where latency, reliability, and measurable business outcomes matter.\nYou may work across key areas such as:\nAI Agents & Automation - systems that handle and assist high-volume customer conversations\nReal-Time Agent Assist - delivering live guidance and insights during interactions\nConversation Intelligence - extracting insights from millions of conversations\nAI Evaluation & Reliability - improving quality, consistency, and observability of LLM systems\nPlatform & Infrastructure - enabling scalable, low-latency AI experiences\nCresta’s platform powers the full contact center workflow -from real-time assistance and automation to post-call analytics and continuous optimization.\nYou’ll operate in a high-ownership, fast-moving environment where interns are expected to contribute meaningfully, not just observe.\nWhat You’ll Do\nDesign and build systems that support real-time AI-powered customer interactions\nWork on features combining LLMs, data systems, and user-facing applications\nCollaborate with engineers, product, and ML teams to ship production-ready solutions\nBuild systems for evaluation, monitoring, and continuous improvement of AI behavior\nOptimize for low latency, high throughput, and reliability at scale\nTake ownership of problems end-to-end-from identifying gaps to shipping solutions\nWhat We’re Looking For\nExperience with one or more programming languages (e.g., Python, Go, Java, JavaScript, TypeScript)\nInterest in building user-facing products, backend systems, or real-time/data-intensive applications\nFamiliarity with modern web development (frontend and/or backend), APIs, or system design fundamentals\nUnderstanding of building reliable, maintainable systems -this could include UI/UX quality, API design, or performance considerations\nCuriosity about LLMs, AI agents, or production AI systems (no prior ML experience required)\n Experience using AI-powered developer tools (e.g., Cursor, Claude Code) to accelerate development workflows\nStrong proficiency in agentic coding workflows-effectively collaborating with AI tools to design, implement, and iterate-is a strong plus\nA driver mindset-you proactively identify problems, take initiative, and push work forward rather than waiting for direction\nStrong problem-solving ability and a bias toward action\nWhat You’ll Learn\nHow to build and ship production-grade AI systems used in real customer environments\nHow to design systems balancing model quality, latency, and reliability\nHow AI agents are deployed, evaluated, and improved at scale\nHow contact centers evolve from manual workflows to AI-driven operations\nWhat Makes Cresta Different\nAI in production: Our systems operate in live contact centers, not demos\nHybrid workforce: We’re defining how human and AI agents work together\nReal business impact: We directly influence revenue, cost, and customer experience\nDriver culture: We value people who take initiative, move fast, and own outcomes end-to-end\nOwnership & velocity: Engineers are trusted to ship and make decisions early\nInternship Details\n Location: Toronto (remote-friendly; no in-office mandate, but we encourage in-person collaboration)\nCompensation: CAD $30-50/hourOutstanding performers are eligible for return co-op and full-time offers well above our posted range.\n\n Perks:\nLunch and dinner can be expensed (up to $25 each) while working in the office\nWell-stocked office with snacks and drinks\nConvenient downtown location near Union Station (public transit accessible)\nPTO: 4 days\nExposure to cutting-edge AI systems in production\nPotential return offer\nWhy Join\nAt Cresta, you won’t just learn about AI-you’ll help build the systems redefining how contact centers operate. From real-time agent assist to autonomous AI agents, your work will directly impact how millions of customer conversations are handled.\nPast interns consistently highlight Cresta’s strong engineering culture and ownership-driven environment as a standout compared to their previous internship experiences. We invest in giving interns real responsibility, meaningful projects, and close collaboration with experienced engineers.\nIf you want to own real problems, ship quickly, and work at the frontier of applied AI, you’ll fit right in.\nApplication Note\nTo help us find the best team match, please include a brief note on the type of problems you most enjoy working on. For example:\nBackend / distributed systems / infrastructure\nFrontend / UI engineering / product experience\n Full product development (end-to-end features)\nAI / machine learning / applied LLMs\nData / analytics / experimentation\nOr anything else you’d like us to highlight\nWe can’t guarantee specific team placement, but we use this input to help guide matching wherever possible.\nThis posting will be used to fill a newly-created role.\nWe have noticed a rise in recruiting impersonations across the industry, where scammers attempt to access candidates' personal and financial information through fake interviews and offers. All Cresta recruiting email communications will always come from the @cresta.ai domain. Any outreach claiming to be from Cresta via other sources should be ignored. If you are uncertain whether you have been contacted by an official Cresta employee, reach out to \nOur use of AI in recruiting: We may use AI tools in our recruiting process, which require human review and oversight. If you have questions about our use of AI or wish to opt out, please contact  (if you are opting out, please use the subject ‘Opt-Out’ in your email).\n\nRecording & AI transcription: We do not authorize candidates to record or use AI transcription of any interview by phone, notetaker app, AI glasses, or other device. Candidates may request an exception or accommodation for review during the interview process as needed.\n\nRecruiting impersonation scams: We have noticed a rise in recruiting impersonations across the industry, where scammers attempt to access candidates' personal and financial information through fake interviews and offers. All Cresta recruiting email communications will always come from the @cresta.ai domain. 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