Lead Software Engineer

About Siena

Siena is building enterprise empathic AI Agents powered by reasoning-adept LLMs. Siena is the first AI Agent of its kind, designed to integrate with existing systems and interact with customers across multiple channels from a single, unified platform.

If you're excited about the intersection of human-to-machine communication and want to be part of a team driving innovation and making a real impact in automating agentic workflows, join us on our mission to revolutionize customer experience through empathetic AI.

Some of our values

We're not big on corporate-speak, but here's what matters to us:

  • We put customers first: We work hard to understand our customers. We try to put ourselves in their position and do more than they expect.
  • We're direct and honest: We believe in straightforward, truthful communication. We say what we think, clearly and respectfully.
  • We try new things: We're not afraid to do things differently if it means finding better solutions.
  • We step up: When we see a chance to make a difference, we take it. We trust ourselves to decide and take responsibility for what happens.
  • We're quick on our feet: We adapt to changes and challenges. We see them as chances to learn and grow.
  • We stay curious: We ask questions and explore new ideas. What we learn helps us keep growing.
  • We own it: We're all owners here. We take charge, make the call, and own the outcome.

Role Overview:

We're looking for a Lead Software Engineer to guide our engineering efforts, ensuring our technology sets high standards in the industry. This role involves leading our engineering processes, mentoring engineers, and enhancing our software design and architecture.

What You'll Do at Siena:

  • Lead the engineering process from conception to deployment.
  • Lead software design and architectural decisions.
  • Collaborate with Product and Design to define project requirements and goals.
  • Meet customers to gather requirements and translate into product roadmaps.
  • Manage cycle planning and delivery, estimation, engineering resource allocation.
  • Conduct code reviews and manage releases.
  • Mentor engineers, fostering a strong engineering culture of growth and high performance.
  • Develop solutions for ambiguous problems, collaborating with Product, Design, and Customer Success.
  • Develop using NodeJS, Typescript, and Express, and work within the AWS ecosystem.
  • Apply your experience with Postgres and CI/CD tools to improve our engineering practices.

Who You Are:

  • You have at least 5 years of engineering experience, with leadership experience.
  • You have a strong background in software architecture.
  • You have experience in mentoring and developing engineering talent.
  • You communicate complex ideas effectively and align team efforts.
  • You're experienced with agile methodologies and committed to continuous improvement.
  • You're familiar with backend development in NodeJS, Typescript, Express, and AWS services.
  • You have experience with Postgres and CI/CD tools like GitLab, GitHub, or Jenkins.

Nice to Have:

  • Experience with remote or distributed teams.
  • Involvement in open-source or personal projects.
  • Knowledge of LLMs, AI or machine learning.

You Shouldn't Apply If:

  • You're not interested in roles that involve leadership or mentorship.
  • Fast-paced, changing startup environments are not your cup of tea.
  • Continuous learning and adapting to new technologies are not your priorities.

At Siena AI, we value clear communication, effective problem-solving, and a focus on impactful product development. If you're ready to contribute to transforming customer service with AI technology, we're excited to meet you.

Why Joins Us

We're a startup. We can't offer you fancy offices or extra perks. But here's what we can offer:

  • Real impact. Your work will directly shape our product and company.
  • A seat at the table. In a small team, every voice matters. Yours will be heard.
  • Freedom to work your way. Home, coffee shop, moon base - if you're productive, we're happy.
  • Top pay. Competitive salary and an opportunity for equity or stock grants.
  • Time off when you need it. Take at least 15 days. More if you need it.
  • Budget to keep learning. Because if you're not growing, we're not growing.
  • The chance to build something from the ground up. This is the time when what you do has the biggest impact.
  • Problems worth solving. We're reshaping how work gets done.

At Siena, we’re not just looking for people who can do a job. We’re looking for people who want to break boundaries, create the future, and reshape industries. If that’s you, we look forward to your application.

Siena provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, genetics, sexual orientation, gender identity, or gender expression. We are committed to a diverse and inclusive workforce and welcome people from all backgrounds, experiences, perspectives, and abilities.

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logo Siena Software Engineering FullTime 🌎 Remote 📍 Warsaw Apply Now
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