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Staff Software Engineer (Python)

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Date: Oct 1, 2025

Location: Dhaka, BD, 1212 BD

Company: Optimizely

At Optimizely, we're on a mission to help people unlock their digital potential. We do that by reinventing how marketing and product teams work to create and optimize digital experiences across all channels. With Optimizely One, our industry-first operating system for marketers, we offer teams flexibility and choice to build their stack their way with our fully SaaS, fully decoupled, and highly composable solution.   
 

We are proud to help more than 10,000 businesses, including H&M, PayPal, Zoom, and Toyota, enrich their customer lifetime value, increase revenue and grow their brands. Our innovation and excellence have earned us numerous recognitions as a leader by industry analysts such as Gartner, Forrester, and IDC, reinforcing our role as a trailblazer in MarTech.  
  

At our core, we believe work is about more than just numbers -- it's about the people. Our culture is dynamic and constantly evolving, shaped by every employee, their actions and their stories. With over 1600 Optimizers spread across 12 global locations, our diverse team embodies the "One Optimizely" spirit, emphasizing collaboration and continuous improvement, while fostering a culture where every voice is heard and valued.  
  

Join us and become part of a company that's empowering people to unlock their digital potential! 

 

Introduction

We are seeking an exceptional Staff Software Engineer to design, lead, and build Python-based systems for conversational AI and agent technologies. In this pivotal role, you will remain hands-on while helping to set technical direction, guiding engineering best practices, and delivering scalable, production-grade systems that leverage large language models and emerging AI frameworks.

 

Working Hours: Sunday to Thursday (2 PM to 10 PM)

 

Some technologies we work with:

· Languages & Frameworks: Python (primary), FastAPI

· LLM & AI Ecosystem: Vertex AI, Azure OpenAI, LangChain, vector databases, GitHub Copilot

· Cloud & DevOps: GCP (primary), AWS, Azure, Docker, Kubernetes, Terraform, GitHub Actions

· Observability & Monitoring: Datadog

· Tooling & Infrastructure: GitHub, CI/CD pipelines, automated testing frameworks

Job Responsibilities

· Lead design and development of AI systems and intelligent agents

· Architect APIs, services, and infrastructure for scalable, resilient, and secure Python applications

· Remain deeply hands-on with coding while mentoring other engineers

· Define and employ best practices in software architecture, clean code, and TDD

· Partner with ML engineers to deliver Optimizely products

· Drive adoption of emerging paradigms: multi-agent orchestration, workflow automation, and advanced context management

· Ensure reliability through observability, CI/CD automation, and proactive performance optimization

Knowledge and Experience

· 7+ years of professional software engineering experience, with deep expertise in Python backend systems. 4+ years of experience will be considered for a Senior role

· 1+ years hands-on experience with conversational AI, LLM integrations, or agent-based systems

· Expert in prompt engineering and familiarity with conversation flow design and context management

· Strong background in API design and microservices

· Proven experience with containerization (Docker, Kubernetes) and cloud-native development.

· Strong grounding in automated testing, performance tuning, and system reliability

· Demonstrated technical leadership and usage of coding agents (GitHub Copilot or Claude Code)

· Excellent English communication skills

What Sets You Apart

· Experience building intelligent agents, copilots, or automation platforms

· Contributions to open-source projects in conversational AI, LLM tooling, or agent frameworks

· Knowledge of retrieval-augmented generation (RAG), vector search, or multimodal LLMs

· Experience leading cross-functional initiatives across product, engineering, and AI.

· Strong track record of multiplying team impact through mentorship and technical leadership

· Proficiency in concurrency, asynchronous programming (asyncio, multiprocessing), or parallel computing frameworks

· Experience optimizing Python for throughput and latency in high-concurrency environments

· Exposure to performance-oriented languages like Go (Golang) for building scalable systems

Why is this Data Science team critical to Optimizely?

Business Impact: Powering Optimizely, our AI innovations are crucial for defining Optimizely's technological leadership in digital experience platforms

High Visibility: AI capabilities developed by this team are central to Optimizely's strategic product roadmap and cross-product integration

Shape the Future: we are positioned to define the next generation of intelligent digital interaction across global brands

Education

Bachelor’s, Master’s, or PhD in Computer Science, Software Engineering, or related field.

Our new, cutting-edge office space in Dhaka is a testament to our dedication to enhancing your work experience. This state-of-the-art workspace features open workstations, a fully equipped kitchen, a nap room for relaxation, a tranquil zen garden, and an entertaining area, all designed to provide you with the ideal environment to thrive and grow.   

  

As part of our commitment to you, here are other benefits and perks you can expect:      

  • Best-in-class compensation plans 

  • Two annual festival bonuses     

  • Recognition and rewards programs     

  • Vacations days   

  • Annual Work/Service Anniversary Leave 

  • Parental leave (both maternity and paternity) 

  • Health insurance 

  • Reproductive benefits for both parents    

  • Volunteering opportunities to make a difference    

  • Chance to work alongside our incredible global team       

  • Free communal transport facilities inside Dhaka to and from the office    

  • Free catered lunch every day     

   
 

At Optimizely, our standardized language is English, and it is crucial to have good English communication skills to be successful in your global role. All our external and cross-location communication is done in US English (en-us), but internally you can speak in whichever native language you most identify with.  

 

Optimizely is committed to a diverse and inclusive workplace. Optimizely is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.