Senior Full Stack (Deep Learner)
Fireflies.ai
Software Engineering
Budapest, Hungary · Buenos Aires, Argentina · Cairo Governorate, Egypt · Cape Town, South Africa · Dhaka, Bangladesh · Gurugram, Haryana, India · Istanbul, İstanbul, Turkey · Jakarta, Indonesia · Kuala Lumpur, Malaysia · Lagos, Nigeria · Lahore, Pakistan · Lisbon, Portugal · Ho Chi Minh City, Vietnam · São Paulo, SP, Brazil · Singapore · Taipei City, Taiwan
Posted on Aug 25, 2025
Senior Full Stack (Deep Learner)
Manila • Ho Chi Minh • Lisbon • Sao Paolo • Buenos Aires • Jakarta • Cape town • Lagos • Singapore • Lahore • Cairo • Taipei • Kuala Lumpur • Gurugram • Istanbul • Dhaka • Budapest
Engineering
Remote • Remote
Full-time
Fireflies.ai is the leading #AI teammate for meetings, trusted by over 20 million users across more than 500,000 organisations from fast-growing startups to Fortune 500 enterprises. Whether in sales, project management, marketing, operations, or product development, Fireflies is revolutionising team collaboration by capturing knowledge, automating repetitive tasks, and enhancing productivity before, during, and after every meeting.
Recognised as a category-defining platform, Fireflies has achieved unicorn status with a valuation exceeding $1 billion. This year, Ramp named Fireflies the 6th most popular AI platform, joining the ranks of OpenAI, Midjourney, and Anthropic. Chances are, you’ve already seen Fireflies in action quietly powering one of your recent meetings.
Are you deeply immersed in the world of LLMs and neural networks? Are you a frequent contributor to the deep learning Twitter/X community, constantly engaging with the latest in transformers, inference optimisation, and cutting-edge model architectures? Fireflies.ai is looking for a Deep Learning Engineer who is not only highly technical but also active in shaping the future of LLM applications. We're building ambitious retrieval-augmented AI systems, and we need minds that thrive at the frontier.
What We're Looking For:
- Strong experience working with large language models (fine-tuning, evaluation, deployment)
- Contributions to open-source LLM projects or visible thought leadership in the deep learning community
- Experience building or optimising vector databases and LLM pipelines
Nice-to-Have:
- Familiarity with Turbopuffer or other modern vector DBs
- Experience with advanced RAG systems like GraphRAG or LightRAG
- Exposure to multi-context prompting (MCP) or similar research-level architectures
Qualities we look for:
- You have the raw intellectual horsepower and the ability to learn quickly
- You contribute to open source (share your GitHub)
- You have experience working on apps that have supported 10,000+ concurrent users
- You can design and build scalable infrastructure
- You understand sound architecture principles and can build end-to-end
- Meaningful time spent as a Senior engineer or higher
- Passion for productivity tools and supporting power users
Values that are important to us:
- You should be a great communicator and culture maintainer.
- Take a look at our culture document
- You're data-driven and customer-focused
- You value fast & incremental engineering cycles
- You maintain design excellence and minimise complexity
- You measure your results & automate when possible
- You get 10% better at something every week
- You have an internal compass and take accountability & initiative
- We value overcommunication, candid feedback and a results-driven culture
You'll be working with
- Node.js, MongoDB
- Redis, Elasticsearch
- Kubernetes, Docker, GCP, Terraform
- React, OpenAI, Anthropic
Perks and benefits:
- Competitive compensation
- Work remotely from anywhere
- Opportunities to move laterally within a team and grow rapidly
- Paid time off and flexible leave policy
- A "no boss" culture that empowers you to take ownership
- Flexible working hours to fit your lifestyle
- LGBTQ+ friendly
- Fun international offsite to connect and recharge
- Tech reimbursements to support your work
About us:
At Fireflies.ai, we’re revolutionising the way teams interact with AI in their daily work. Our inclusive culture champions security, innovation, customer experience, and growth. Backed by $19 million from top-tier investors like Canaan, Khosla Ventures, and angels from Slack, Facebook, Dropbox, Amazon, and Salesforce, Fireflies is driven by a passionate 100+ member global team spanning 20+ countries and every timezone. We’re building a world-class, global-first team, and we dogfood our product to do so.
We are an equal opportunity employer and strongly value diversity at our company because our team will be stronger with different perspectives and experiences. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
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Req ID: R22