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Senior Software Engineer, Agent Infrastructure

cohere

Remoto Toronto
Development Uncategorized

Job Score

100 pts
Remote model (+90) Development (+10)

Who are we?

Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems.

We’re training and deploying frontier models for enterprises who are building AI systems. We believe that our work is instrumental to the widespread adoption of AI and we are looking for folks that want to be part of that.

We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. Cohere is a team of researchers, engineers, designers, and more, who are all passionate about their craft.

We are a global technology company headquartered in Toronto with key offices in London, New York City, San Francisco, Montreal, Paris, Berlin and Seoul. Join us!

About the role.

We’re building the next generation of agentic AI infrastructure at Cohere. This team sits at the intersection of ML systems, distributed infrastructure, and developer experience, creating the platform that powers autonomous AI agents at scale.

You’ll work on hard, forward-looking problems with few established patterns, including secure code execution, agent state management, model routing, identity and authentication, and resource management for long-running agent workflows.

This role is a strong fit for someone who combines systems depth with ML intuition. You should be comfortable building reliable infrastructure, thinking through distributed systems tradeoffs, and understanding how emerging agentic capabilities shape platform design.

What you’ll work on.

  • Secure execution environments for agent-generated code

  • Identity, authentication, and trust boundaries for agents

  • Model routing and orchestration across different model types and environments

  • Rate limiting, quotas, and resource management for agent workflows

  • State management, memory, and filesystem abstractions for agents.

In this role you will:

  • Turn emerging ML research ideas into production-ready infrastructure

  • Build core platform capabilities for execution, storage, and state management

  • Prototype and evaluate new technologies, then help decide what should move into production

  • Partner with research teams to shape infrastructure based on what future agent systems will need

You may be a good fit if you have:

  • Experience building production ML infrastructure with strong systems fundamentals

  • Hands-on work with agentic systems, multi-agent workflows, or agent development frameworks

  • Familiarity with model routing and LLM provider frameworks across different model types and environments

  • Experience with scalable, fault-tolerant distributed systems and Kubernetes

  • A track record of moving quickly on prototypes and making good decisions about productionization.

Bonus

  • Experience across on-prem, private cloud, and public cloud environments

  • Familiarity with storage systems, embedded databases, or filesystem abstractions

  • Experience with code execution sandboxes such as gVisor, Firecracker, Kata, or WASM runtimes

  • Interest in emerging ML infrastructure, edge inference, or browser-native models

  • Open-source contributions to LLM or agent infrastructure projects

  • Experience with identity, workload auth, or capability-based security systems.

Full-Time Employees at Cohere enjoy these Perks:

  • A weekly lunch stipend of $75/£75 or equivalent in your local currency for lunch.

  • Full health and dental benefits, including a separate budget for mental health.

  • RRSP matching, 401K, Pension Scheme.

  • 100% Parental Leave top-up for up to 6 months, for either parent.

  • Annual enrichment benefits:

    Arts & culture, fitness/wellness, quality time, and a workspace improvement credit.

    Education & learning stipend for conferences, courses, and coaching.

  • 6 weeks of paid vacation (30 working days!)

  • Budget for traveling to other offices if you are remote, plus an annual company offsite.

How and Where We Work:

  • Cohere is remote-friendly, but we also have offices in Toronto, London, New York City, San Francisco, Montreal, Paris, Berlin and Seoul with more opening soon.

  • For those in the office: a daily lunch program, plenty of snacks, and regular community and social events.

  • For those not near an office: a co-working benefit so you can work alongside others in your city.

  • Everyone receives a $500 home office stipend to set up your workspace properly.

If any of the above doesn’t line up exactly with your experience, we still encourage you to apply.


We strive to create an inclusive work environment for all; we welcome applicants from all backgrounds and are committed to providing equal opportunities. Should you require any accommodations during the recruitment process, please submit an Accommodations Request Form, and we will work together to meet your needs.

We may use AI-enabled tools to screen and assess applicants against the criteria for this position. This helps our recruiters identify potentially qualified candidates, but it doesn't limit the applications our recruiters may review or consider.

Beware of Scams: Cohere will never ask for payment or third-party services (e.g., CV writing) as part of our hiring process. All legitimate roles are listed on the Cohere careers page and LinkedIn only, with all communications from Cohere employees coming from an @cohere.com or @cw.cohere email alias. If jobs are viewed on other sites then please verify these through our official careers page.

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About Software Development

Software Development is one of the most dynamic and constantly evolving fields in the job market. Professionals in this area are responsible for creating, maintaining, and optimizing web, mobile, and desktop applications that impact millions of users daily.

Key languages and frameworks include JavaScript (React, Node.js, Vue.js), Python (Django, Flask), Java (Spring), PHP (Laravel), and TypeScript. Demand for full-stack developers continues to grow, especially in tech companies and startups.

Salaries range from entry-level to senior positions, with growing opportunities for remote work and international freelancing.

Discover Other Areas

Understand the scope of work, key skills, and tools used in different career areas.

About Web Master

The Web Master is the professional responsible for maintaining, securing, and ensuring the technical performance of websites and web applications. They manage servers, hosting infrastructure, uptime monitoring, and ensure everything runs fast and reliably.

Key skills include server management (Apache, Nginx), hosting (AWS, Google Cloud, Azure), CDN (Cloudflare), SSL, DNS, web security (WAF, firewall), performance (Core Web Vitals, cache, compression), and versioning (Git, CI/CD). Knowledge of Docker, WordPress, cPanel, and monitoring (Sentry, New Relic) is a differentiator.

Web Masters in technology companies are highly valued, especially those who master DevOps, SRE, and can guarantee uptime and performance at scale. The field offers opportunities from junior webmaster to SRE and infrastructure engineer, with a focus on reliability, security, and speed.

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The Blockchain area involves the development and implementation of secure and distributed transaction ledgers. Professionals in this field work with smart contract development, cryptography, consensus algorithms, and platforms such as Ethereum, Hyperledger, and Solana, ensuring security and decentralization for various types of applications.

About Web3

The Web3 area represents the new phase of the decentralized internet, built on blockchain technology. Web3 professionals create decentralized applications (dApps), interact with smart contracts, manage digital assets (cryptocurrencies and NFTs), and utilize DeFi (Decentralized Finance) protocols, revolutionizing how data, ownership, and finance are managed online.

About Automation Analyst

The Automation Analyst is the professional responsible for identifying process optimization opportunities and developing automated workflows (RPA, scripts, or integrations). They map manual and repetitive tasks across various company areas and build automation solutions using low-code/no-code platforms (such as Zapier, Make, Power Automate, n8n) or RPA tools (such as UiPath), driving operational efficiency and error reduction.

About Mobile Development

Mobile Development is one of the most dynamic and constantly evolving fields in the technology market. With billions of smartphones worldwide, the demand for qualified mobile developers continues to grow exponentially.

Key stacks include Flutter (Dart), React Native (JavaScript/TypeScript), Kotlin (Android native), Swift (iOS native), and hybrid frameworks like Ionic and Capacitor. Knowledge of mobile architecture (MVVM, Clean Architecture), mobile CI/CD (Fastlane, Bitrise, Codemagic), and App Store/Google Play publishing are essential.

Senior mobile developers are highly valued professionals, with competitive salaries and many remote work opportunities at international companies. Specializing in cross-platform or native is a strategic career decision.

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Communication Career Guide

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Administration Career Guide

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Data Career Guide

Data Science, Data Engineering, BI, Machine Learning, and AI. From training to the job market.

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Product Career Guide

Product Management, Product Ownership, Agile, Scrum, and OKRs. From strategy to execution.

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Tech & Remote Glossary

Stop getting lost in interviews and job descriptions

The job market, especially within tech and global companies, has developed its own dialect. Not understanding these acronyms can make you lose valuable opportunities or poorly negotiate your contract. To end this problem, we created the Definitive Glossary for the Remote Professional.

🏢 Work Models & Routine

Async (Asynchronous Work)
A communication model where responses don't need to be immediate. Instead of back-to-back meetings, the team relies on well-structured documents, threads, and messages. It's the gold standard for global companies spanning multiple time zones.
Sync (Synchronous Work)
The opposite of Async. It requires the team to be online and available at the same time for meetings, live chats, and real-time collaboration.
Daily / Stand-up
A quick daily meeting (usually 15 minutes) common in Agile (Scrum) methodologies. The team answers three questions: What did I do yesterday? What will I do today? Are there any blockers?
All-Hands / Town Hall
A company-wide meeting involving all employees. Usually led by the founders (C-Levels) to present results, new goals, and answer team questions.
1:1 (One-on-One)
A recurring individual meeting between a professional and their direct manager. It is used for career alignment, feedback, and problem-solving, not just for project status updates.

💰 Contracts, Benefits & Compensation

PTO (Paid Time Off)
Instead of strict, categorized leave policies, modern US companies usually offer a flexible pool of days (e.g., 20 days of PTO, or even "Unlimited PTO") that you can use for vacations, sick days, or personal matters, while receiving your regular compensation.
Equity / Stock Options
Company ownership. The startup offers you the right to buy shares at a heavily discounted strike price in the future. If the company grows, goes public, or is acquired, these shares can be highly lucrative.
Vesting (Vesting Schedule)
The rule that controls your Equity. It usually lasts 4 years. You don't get all the shares on day one; you "earn" them gradually as you stay with the company. A "1-year Cliff" means you must stay for at least one year to receive your first batch of shares.
RSUs (Restricted Stock Units)
Unlike Stock Options (where you have the right to buy the stock), RSUs are actual shares the company grants you as a bonus or part of your compensation package, following a strict Vesting schedule.
Independent Contractor (1099 / B2B)
The most common international hiring model for global talent working for US companies. You act as a service provider (business-to-business), receiving the gross salary (often six-figure compensation) without standard local payroll tax deductions at the source.

🤖 Recruitment & Hiring Process

ATS (Applicant Tracking System)
The "robot" that reads your resume. Software like Greenhouse, Ashby, and Workday are used to filter candidates by keywords before a human even looks at the document. (Pro tip: this is why your resume must be clean, semantic, and have the right keywords).
JD (Job Description)
The document that lists the responsibilities, technical requirements, and benefits of the open position.
Cultural Fit
The interview stage that evaluates if your core values, communication style, and worldview align with the company's culture. This is the ultimate test of your Soft Skills.
Onboarding
The integration process. It's the period of your first few weeks at the company, where you get your access credentials, learn about the culture, study the internal documentation, and understand how the product works.

🚀 How to use this to your advantage?

The secret isn't just knowing what these acronyms mean, but using them actively. If during an interview for a premium tech role you ask, "How does your PTO policy and Vesting schedule work?", the recruiter will immediately perceive you as a high-level professional, familiar with the global market standards.

The remote job market requires preparation. And having the right vocabulary is the first big step to securing six-figure proposals and standing out among thousands of applicants.

Expert Tip

Agile and Project Management in Today's Market

1. Move Beyond "Doing Agile": Deliver Real Value

One of the biggest mistakes candidates make in interviews for Agile roles is focusing too much on ceremonies (Dailies, Plannings, Retrospectives) and forgetting their actual purpose. Recruiters from global tech companies want to know how you eliminated bottlenecks and boosted team efficiency.

"True Agile success isn't measured by how many practices you implement, but by how much value you deliver to the customer and how quickly you do it."

Instead of writing "facilitated Scrum ceremonies" on your resume, use a results-driven approach: "Reduced team Cycle Time by 20% by identifying and removing bottlenecks in the value stream."

2. Certifications That Actually Bypass the ATS

While practical experience is the ultimate deciding factor, Applicant Tracking Systems (ATS) used by top US companies (like Greenhouse, Ashby, and Workday) filter resumes strictly through keywords. Holding the right certifications ensures you pass this first robotic barrier and get your profile in front of a human recruiter.

  • Professional Scrum Master (PSM I, II) by Scrum.org: Highly respected because it doesn't require renewal and features a rigorous, Scrum Guide-based exam.
  • Project Management Professional (PMP) by PMI: The gold standard for traditional, predictive, and hybrid Project Management.
  • PMI Agile Certified Practitioner (PMI-ACP): Excellent for demonstrating broad knowledge across multiple Agile frameworks (Scrum, Kanban, Lean).
  • SAFe (Scaled Agile Framework): Absolutely essential if you are targeting Enterprise-level corporations that have scaled Agile across thousands of employees.

3. Mastering Flow Metrics and Tools (Hard Skills)

The modern Agile professional must be data-driven. Companies offering six-figure compensation expect you to extract actionable insights from tools like Jira, Confluence, or Azure DevOps.

During technical interviews, be prepared to discuss how you utilize flow metrics, such as:

  • Lead Time and Cycle Time: To measure efficiency and the actual time it takes to deliver requests.
  • Throughput: The number of work items completed in a given timeframe.
  • Cumulative Flow Diagram (CFD): To visually identify bottlenecks in the workflow.
  • OKRs (Objectives and Key Results): To align the development team's daily work with the company's high-level strategic goals.

4. Soft Skills and Conflict Resolution in Async Teams

In global, remote-first, and asynchronous environments, communication is the biggest challenge. A top-tier Project Manager or Scrum Master acts as a shield for the tech team and a bridge for stakeholders.

Demonstrate emotional intelligence, empathy, and negotiation skills. You will often face situational questions like: "How would you handle a Product Owner who constantly changes the Sprint scope mid-cycle?" Your answer should highlight peaceful, data-driven negotiation focused on business impact and team predictability.

Conclusion: Your Competitive Edge

To land premium Project Management and Agile roles, you must position yourself as a strategic business partner, not just a process enforcer. Understand the product, master the metrics, and know how to guide people towards continuous improvement.

References & Useful Links