Senior Software Engineer
at CircleCI
Mexico City, Mexico
Build the future of software delivery with AI
CircleCI powers how the world builds, tests, and ships code. Millions of developers rely on us every day. We’re profitable, investing heavily in AI, and still early in building our Mexico City engineering presence. Joining now means shaping the team, the product, and how we work.
Location: Hybrid in Mexico City (Tue–Thu in office). The good kind of office: collaboration speed, culture building, flexible hours to avoid traffic, zero micromanagement!
What you’ll do:
- Be a founding engineer in CDMX, building 0-1 features for Chunk - our latest and greatest offering for the AI era
- Integrate AI tools and agents into advanced developer workflows
- Operate, debug, and improve production systems for scale and reliability
- Collaborate with Product, Design, and U.S. teams to deliver high-impact solutions
- Champion clean, maintainable code, observability, and operational excellence
What you bring:
- 5+ years building backend systems in production
- Experience with Go or Java (Go ramping supported)
- Strong understanding of distributed systems, microservices, and APIs
- Comfortable shipping features in ambiguous, fast-moving environments
- Curiosity, ownership, and a product-minded approach to engineering
Nice to have: CI/CD experience, AI/LLM integration, automation or developer tooling experience
Why this role matters:
- A surge of founding engineer energy, you'll help define the CDMX engineering culture, with real ownership over core AI tools that developers use globally
- Front row to the AI shift, work at the edge of AI development, shipping high-impact, AI-native features
- Own your work, accelerate your growth, you'll operate with real autonomy in a high-visibility role while collaborating across a distributed (same timezone), cross-functional team
- A culture built for humans, flex schedule (we all hate traffic), lunch on office days ($470/day \(* *)/), and Lucho, our dog in residence
- A caring team where we grow together and everyone's willing to support you in your journey
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.
About CircleCI
CircleCI is the world’s largest continuous integration/continuous delivery (CI/CD) platform, and the hub where code moves from idea to delivery. As one of the most-used DevOps tools - processing more than 3 million jobs a day - CircleCI has unique access to data on how the most effective engineering teams work, and the tools to help software companies successfully leverage the power of AI into their commercial applications. Companies like Hinge, HuggingFace, and Samsung use us to improve engineering team productivity, release better products, and get to market faster.
Founded in 2011 and headquartered in downtown San Francisco with a global, remote workforce, CircleCI is venture-backed by Base10, Greenspring Associates, Eleven Prime, IVP, Sapphire Ventures, Top Tier Capital Partners, Baseline Ventures, Threshold
Ventures, Scale Venture Partners, Owl Rock Capital, Next Equity Partners, Heavybit, and Harrison Metal Capital.
CircleCI is an Equal Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law.