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Staff BackEnd Engineer - Series A - HR Tech
Fledge
WorldwideRemote5mo ago
- Employment
- Full-time
- Seniority
- Staff
About the role
Fledge
- Fractional Talent Acquisition Advisory
- Recruitment operation tools
- On-demand Talent sourcing expertise
Job Summary
In this role, you will
- Lead the development of full-stack solutions, from designing intuitive user interfaces to crafting robust backend systems.
- Collaborate with cross-functional teams, including AI researchers and data scientists, to seamlessly integrate AI models into user-centric applications.
- Architect scalable, maintainable systems that support the company’s rapid growth and mission to make a meaningful environmental impact.
- Drive innovation by exploring and implementing modern frameworks, APIs, and cloud solutions.
- Mentor and support junior developers, fostering an environment of collaboration and technical excellence.
- Automate and optimize systems to deliver faster, more efficient solutions to both users and internal teams.
Required Skills and Qualifications
- Expert-level proficiency in Python with extensive experience in Django, Django Channels, FastAPI, ASGI, and async programming.
- Strong system design skills and ability to articulate technical trade-offs.
- Proven skills in building scalable backend systems handling 100+ concurrent AI workflows with low latency.
- Deep knowledge of LLMs, including prompt engineering, chaining, caching, fine-tuning, and usage of open-source (Llama, Mistral) or closed-source models (OpenAI, Anthropic).
- Experience with retrieval-augmented generation (RAG), vector databases, and semantic search implementations.
- Familiarity with AI agentic frameworks, multi-agent orchestration, planning, and reasoning systems.
- Hands-on experience integrating speech-to-text, text-to-speech, telephony (Twilio, IVR), and voice activity detection into production systems.
- Proficiency with AI-assisted development tools and ability to deliver full-stack features (backend + frontend) efficiently.
- Good frontend skills with JavaScript/TypeScript and React (AI-assisted vibe coding).
- Understanding of asynchronous message queues (Celery, RabbitMQ/Redis) and data storage technologies (PostgreSQL, Redis).
- English and Spanish fluency
Preferred Skills and Qualifications
- Great communicator: You can help clients understand the value we bring and help our team better understand our clients
- Resilience: You can ride the ups and downs of the job and stay balanced through it all
- Results-based: You own the outcome
- Team player: You put the team before yourself
- Organized: You can keep track of your workload and ensure critical things are not missed
- Experience with DevOps practices: CI/CD pipelines, containerization (Docker), cloud platforms (AWS, Azure).
- Knowledge of production monitoring, logging, alerting, and security best practices for enterprise B2B AI solutions.
- Familiarity with multi-modal conversational interfaces and fallback mechanisms for robust production deployment.
- Passion for working in fast-paced startup environments with a hands-on, ownership-driven mindset.
In return, they offer
- Top of the market salary
- Equity plan
- Remote policies
- Relocation support and Visa Sponsorship
🌈 Diversity, Equity, Inclusion, and Belonging
ℹ️ Important
Perks & benefits
- Equity Compensation
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