Principal Engineer

Bold Collective

Principal Engineer managing projects in the digital advertising industry with focus on efficient codebases and system design. Collaborating with stakeholders and business users to maintain project health and integrity.

Posted 7/27/2026contractRemote • 🇺🇸 United StatesLeadWebsite

Core Competencies

Role fit

Core Competencies

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Proficient in Python Development with a focus on building and maintaining efficient codebases, implementing functional requirements, and ensuring high testing coverage. Experienced in utilizing AWS services, monitoring tools, and CI solutions to enhance system performance and reliability.

Highest-signal resume keywords

Python DevelopmentDjango FrameworkAWS Elastic BeanstalkContinuous Integration with JenkinsMonitoring with Datadog

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonDjangoFlaskBottleAPI InterfacesBug FixingSoftware EnhancementsTesting SolutionsAttention to DetailBack-End Technologies

Soft Skills

CollaborationCommunicationProblem-Solving

Tools & Technologies

JenkinsAWS EC2DatadogCeleryDocker

Industry Keywords

AdTechDSPSSPAd ExchangeAd MediationRTB

Tech Stack

Tools & technologies

AWSDjangoDockerEC2FlaskJenkinsPython

About the role

Key responsibilities & impact

Build and maintain functional and efficient codebases focused on low latency and high testing coverage
Help design and implement functional requirements with stakeholders
Collaborate directly with business users to implement design into the system
Maintain and act on logging and monitoring systems
Manage testing solutions and implement bug fixes
Implement software enhancements and suggest improvements

Requirements

What you’ll need

Some Experience
You have a wealth of experience as Python Developer
You’re familiar with Python frameworks (e.g. Django, Flask, Bottle)
You have used tools such as Jenkins to provide Continuous Integration solutions
You have a high level of familiarity with Amazon Web Services (AWS) specifically Elastic Beanstalk and EC2 instances
You are very comfortable setting up and then maintaining monitoring and analytics tools such as Datadog to maintain the health and integrity of systems
You are comfortable with API interfaces of all kinds: asynchronous queue based, files and the traditional RESTful model
You’re a seasoned developer with a love for back-end technologies
You have a strong attention to detail, especially in the codebases that you own
One of your personal goals is to create high-quality products that meet the project’s needs
Nice to have: Ability to explain complex technical concepts to simple terms for our internal teams as you will be the bridge between our business needs and the technology
Nice to have: Prior experience in the AdTech space eg. DSP, SSP, Ad Exchange, Ad Mediation or any RTB aspect.
Nice to have: Prior experience running a queue/job queue system through a solution like Celery
Nice to have: Familiarity with Docker or other container based solution
Nice to have: Prior experience in setting up a standard A/B testing

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Bold Collective Website LinkedIn All Job Openings 11 - 50 employees Founded 2015 📱 Media 📣 Marketing 🤝 B2B Media
Marketing
B2B Bold Collective is a programmatic advertising platform and signal-driven exchange (HBX) that connects DSPs, SSPs, agencies, publishers and curators. The company emphasizes signal-enriched targeting, pre-bid IVT filtering, traffic shaping, supply-path validation and granular data targeting across a broad set of digital media formats — including Connected TV, OOH TV, mobile video, streaming radio, in-game audio, podcasts (and podcast trailers), snackable short-form audio, and text-to-speech/ad-supported web audio. Built for startups, enterprise leaders, media and publishers, Bold Collective positions HBX as a transparent, 100% oRTB-compliant exchange with extended reporting, UID data syncs, and controls like rCPM, multi-armed bandit allocation, and atomic QPS. Principal Engineer Job not on LinkedIn 🔥 5 minutes ago 🇺🇸 United States – Remote ⏳ Contract/Temporary 🔴 Lead 🧑‍💻 Full-stack Engineer AWS Django Docker EC2 Flask Jenkins Python Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Build and maintain functional and efficient codebases focused on low latency and high testing coverage
Help design and implement functional requirements with stakeholders
Collaborate directly with business users to implement design into the system
Maintain and act on logging and monitoring systems
Manage testing solutions and implement bug fixes
Implement software enhancements and suggest improvements 🎯 Requirements
Some Experience
You have a wealth of experience as Python Developer
You’re familiar with Python frameworks (e.g. Django, Flask, Bottle)
You have used tools such as Jenkins to provide Continuous Integration solutions
You have a high level of familiarity with Amazon Web Services (AWS) specifically Elastic Beanstalk and EC2 instances
You are very comfortable setting up and then maintaining monitoring and analytics tools such as Datadog to maintain the health and integrity of systems
You are comfortable with API interfaces of all kinds: asynchronous queue based, files and the traditional RESTful model
You’re a seasoned developer with a love for back-end technologies
You have a strong attention to detail, especially in the codebases that you own
One of your personal goals is to create high-quality products that meet the project’s needs
Nice to have: Ability to explain complex technical concepts to simple terms for our internal teams as you will be the bridge between our business needs and the technology
Nice to have: Prior experience in the AdTech space eg. DSP, SSP, Ad Exchange, Ad Mediation or any RTB aspect.
Nice to have: Prior experience running a queue/job queue system through a solution like Celery
Nice to have: Familiarity with Docker or other container based solution
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