<?xml version="1.0" encoding="UTF-8"?>
<source>
  <jobs>
    <job>
      <externalid>2305618f-5e7</externalid>
      <Title>Backend Engineer: Retail Media</Title>
      <Description><![CDATA[<p><strong>About the Job</strong></p>
<p>Constructor is seeking a Backend Engineer to join our Retail Media team. As a Backend Engineer, you will design, deliver, and maintain web services in close collaboration with other engineers.</p>
<p><strong>Key Responsibilities</strong></p>
<ul>
<li>Build, deploy, and support services using Python and FastAPI</li>
<li>Write AWS CloudFormation scripts, Jenkins jobs, and GitHub actions following best industry standards</li>
<li>Set up service observability, monitoring metrics, and alerting (Prometheus, Grafana, PagerDuty, AWS CloudWatch)</li>
<li>Implement CI/CD pipelines and separate stability testing</li>
<li>Collaborate with technical and non-technical business partners to develop and update functionalities</li>
</ul>
<p><strong>Requirements</strong></p>
<ul>
<li>Strong computer science background and familiarity with networking principles</li>
<li>Experience in designing, developing, and maintaining high-load real-time services</li>
<li>Proficiency in Infrastructure as Code (IaC) tools like CloudFormation or Terraform for managing cloud resources</li>
<li>Hands-on experience with setting up and improving CI/CD pipelines</li>
<li>Proficiency in Python</li>
<li>Experience in server-side coding for web services and a good understanding of API design principles</li>
<li>Skilled in setting up and managing observability tools like Prometheus, Grafana, and integrating alert systems like PagerDuty</li>
<li>Familiarity with Service-Oriented Architecture and knowledge of communication protocols like protobuf</li>
<li>Experience with NoSQL and relational databases, distributed systems, and caching solutions (MySQL/PostgreSQL, ClickHouse/Athena)</li>
<li>Experience with any of the major public cloud service providers: AWS, Azure, GCP</li>
<li>Experience collaborating in cross-functional teams</li>
<li>Excellent English communication skills</li>
</ul>
<p><strong>Benefits</strong></p>
<ul>
<li>Unlimited vacation time</li>
<li>Fully remote team</li>
<li>Work from home stipend</li>
<li>Apple laptops provided for new employees</li>
<li>Training and development budget for every employee, refreshed each year</li>
<li>Maternity and paternity leave for qualified employees</li>
<li>Work with smart people who will help you grow and make a meaningful impact</li>
<li>Base salary: $80k-$120k USD, depending on knowledge, skills, experience, and interview results</li>
<li>Stock options offered in addition to the base salary</li>
<li>Regular team offsites to connect and collaborate</li>
</ul>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time</Jobtype>
      <Experiencelevel>senior</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$80k-$120k USD</Salaryrange>
      <Skills>Python, FastAPI, AWS CloudFormation, Jenkins, GitHub, Prometheus, Grafana, PagerDuty, AWS CloudWatch, CI/CD pipelines, Infrastructure as Code, NoSQL databases, relational databases, distributed systems, caching solutions, protobuf, Service-Oriented Architecture, communication protocols</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>Constructor</Employername>
      <Employerlogo>https://logos.yubhub.co/j.com.png</Employerlogo>
      <Employerdescription>Constructor is a U.S. based company that has been in the market since 2019, building a search and discovery platform for ecommerce.</Employerdescription>
      <Employerwebsite>https://apply.workable.com</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://apply.workable.com/j/5EBA554B5E</Applyto>
      <Location></Location>
      <Country></Country>
      <Postedate>2026-03-09</Postedate>
    </job>
    <job>
      <externalid>ca74859f-839</externalid>
      <Title>Senior FullStack Engineer: Offsite Discovery</Title>
      <Description><![CDATA[<p><strong>About the Role</strong></p>
<p>We&#39;re looking for a Senior Fullstack Engineer to join our Recommendation Cross-Channel &amp; Offsite Discovery team. As a key member of our team, you will help us build our Customer Dashboard interface for customers to easily manage their marketing campaigns.</p>
<p><strong>Responsibilities</strong></p>
<ul>
<li>Implement New Features: Develop customer dashboard features using TypeScript and React. These features will interact with our backend services, which are built with Python and FastAPI.</li>
<li>Innovate and Strategize: Participate in brainstorming sessions to develop new features and tools that will shape the future of Offsite Discovery.</li>
<li>Collaborate on Functionality: Work with both technical and non-technical business partners to develop and update application functionalities.</li>
<li>Communicate with Stakeholders: Keep stakeholders, both inside and outside the team, informed about project progress and developments.</li>
</ul>
<p><strong>Requirements</strong></p>
<ul>
<li>Strong foundation with client-side JavaScript, computer science background &amp; familiarity with networking principles.</li>
<li>Solid experience with TypeScript and frontend frameworks like React.</li>
<li>Experience building, maintaining, and debugging full-stack web applications.</li>
<li>Experience with Python and one of the backend frameworks like FastAPI, Flask or Django, or willingness to learn and work with this stack.</li>
<li>Good understanding of API design principles.</li>
<li>Familiarity with Service-Oriented Architecture (SOA).</li>
<li>Experience with relational databases, distributed systems, and caching solutions (MySQL/PostgreSQL).</li>
<li>Analytical skills and experience with SQL to gather insights into dashboard reports and solutions (ClickHouse, Athena).</li>
<li>Experience with any of the major public cloud service providers: AWS, Azure, GCP.</li>
<li>Experience collaborating in cross-functional teams.</li>
<li>Excellent English communication skills.</li>
</ul>
<p><strong>Nice to Have</strong></p>
<ul>
<li>Familiarity with serverless design patterns, particularly with AWS Lambda.</li>
<li>Experience working in remote environments.</li>
</ul>
<p><strong>Benefits</strong></p>
<ul>
<li>Unlimited vacation time - we strongly encourage all of our employees take at least 3 weeks per year.</li>
<li>Fully remote team - choose where you live.</li>
<li>Work from home stipend! We want you to have the resources you need to set up your home office.</li>
<li>Apple laptops provided for new employees.</li>
<li>Training and development budget for every employee, refreshed each year.</li>
<li>Maternity &amp; Paternity leave for qualified employees.</li>
<li>Work with smart people who will help you grow and make a meaningful impact.</li>
<li>This position has a base salary range between $80k and $120k USD.</li>
</ul>
<p><strong>Diversity, Equity, and Inclusion at Constructor</strong></p>
<p>At Constructor.io we are committed to cultivating a work environment that is diverse, equitable, and inclusive. As an equal opportunity employer, we welcome individuals of all backgrounds and provide equal opportunities to all applicants regardless of their education, diversity of opinion, race, color, religion, gender, gender expression, sexual orientation, national origin, genetics, disability, age, veteran status or affiliation in any other protected group.</p>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time</Jobtype>
      <Experiencelevel>senior</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$80k-$120k USD</Salaryrange>
      <Skills>client-side JavaScript, TypeScript, React, Python, FastAPI, API design principles, Service-Oriented Architecture (SOA), relational databases, distributed systems, caching solutions, SQL, ClickHouse, Athena, AWS, Azure, GCP, serverless design patterns, AWS Lambda, remote environments</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>Constructor</Employername>
      <Employerlogo>https://logos.yubhub.co/j.com.png</Employerlogo>
      <Employerdescription>Constructor is a U.S. based company that has been in the market since 2019, building a search and discovery platform for e-commerce.</Employerdescription>
      <Employerwebsite>https://apply.workable.com</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://apply.workable.com/j/FD7F051B3C</Applyto>
      <Location>Portugal</Location>
      <Country></Country>
      <Postedate>2026-03-09</Postedate>
    </job>
    <job>
      <externalid>282c4fb7-d6b</externalid>
      <Title>Senior Backend Engineer: Recommendations</Title>
      <Description><![CDATA[<p><strong>About the Job</strong></p>
<p>Constructor is seeking a Senior Backend Engineer to join our Recommendations team. As a key member of our engineering team, you will design, deliver, and maintain high-load real-time web services in close collaboration with other great engineers.</p>
<p><strong>Key Responsibilities</strong></p>
<ul>
<li>Build, deploy, and support robust recommendations services, including io-bound web services, cpu-bound services, and data services</li>
<li>Write AWS CloudFormation scripts, Jenkins jobs, and GitHub actions following best industry standards</li>
<li>Set up service observability, monitoring metrics, and alerting using Prometheus, Grafana, PagerDuty, and AWS CloudWatch</li>
<li>Implement CI/CD pipelines and separate stability testing for recommendations needs</li>
<li>Collaborate with technical and non-technical business partners to develop and update recommendations functionalities</li>
<li>Communicate with stakeholders within and outside the team</li>
</ul>
<p><strong>Requirements</strong></p>
<ul>
<li>Strong computer science background and familiarity with networking principles</li>
<li>Experience in designing, developing, and maintaining high-load real-time services</li>
<li>Proficiency in Infrastructure as Code (IaC) tools like CloudFormation or Terraform for managing cloud resources</li>
<li>Hands-on experience with setting up and improving CI/CD pipelines</li>
<li>Proficiency in a scripting language like Python and, as a plus, in compiled languages like Go or Rust</li>
<li>Experience in server-side coding for web services and a good understanding of API design principles</li>
<li>Skilled in setting up and managing observability tools like Prometheus, Grafana, and integrating alert systems like PagerDuty</li>
<li>Familiarity with Service-Oriented Architecture and knowledge of communication protocols like protobuf</li>
<li>Experience with NoSQL and relational databases, distributed systems, and caching solutions</li>
<li>Experience with any of the major public cloud formations: AWS, Azure, GCP</li>
<li>Experience collaborating in cross-functional teams</li>
<li>Excellent English communication skills</li>
</ul>
<p><strong>Benefits</strong></p>
<ul>
<li>Unlimited vacation time</li>
<li>Fully remote team</li>
<li>Work from home stipend</li>
<li>Apple laptops provided for new employees</li>
<li>Training and development budget for every employee, refreshed each year</li>
<li>Maternity and paternity leave for qualified employees</li>
<li>Work with smart people who will help you grow and make a meaningful impact</li>
<li>Base salary: $80k–$120k USD, depending on knowledge, skills, experience, and interview results</li>
<li>Stock options offered in addition to the base salary</li>
<li>Regular team offsites to connect and collaborate</li>
</ul>
<p><strong>Diversity, Equity, and Inclusion at Constructor</strong></p>
<p>At Constructor.io, we are committed to cultivating a work environment that is diverse, equitable, and inclusive. As an equal opportunity employer, we welcome individuals of all backgrounds and provide equal opportunities to all applicants regardless of their education, diversity of opinion, race, color, religion, gender, gender expression, sexual orientation, national origin, genetics, disability, age, veteran status, or affiliation in any other protected group.</p>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time</Jobtype>
      <Experiencelevel>senior</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$80k–$120k USD</Salaryrange>
      <Skills>computer science background, networking principles, Infrastructure as Code (IaC) tools, CloudFormation or Terraform, CI/CD pipelines, Python, Go or Rust, server-side coding for web services, API design principles, Prometheus, Grafana, PagerDuty, Service-Oriented Architecture, protobuf, NoSQL and relational databases, distributed systems, caching solutions, AWS, Azure, GCP</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>Constructor</Employername>
      <Employerlogo>https://logos.yubhub.co/j.com.png</Employerlogo>
      <Employerdescription>Constructor is a U.S. based company that has been in the market since 2019, building a next-generation platform for search and discovery in ecommerce.</Employerdescription>
      <Employerwebsite>https://apply.workable.com</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://apply.workable.com/j/F0DCABC33E</Applyto>
      <Location></Location>
      <Country></Country>
      <Postedate>2026-03-09</Postedate>
    </job>
    <job>
      <externalid>39ca11f2-23a</externalid>
      <Title>Full Stack Engineer: Retail Media</Title>
      <Description><![CDATA[<p><strong>About the Job</strong></p>
<p>Constructor is seeking a Senior Full Stack Engineer to join its Retail Media team. The primary focus of this job is to design, deliver &amp; maintain a web application in close collaboration with other engineers.</p>
<p><strong>Key Responsibilities</strong></p>
<ul>
<li>Work collaboratively with Product and Design teams to build Retail Media functionality.</li>
<li>Collaborate with technical and non-technical business partners to develop / update functionalities.</li>
<li>Communicate with stakeholders within and outside the team.</li>
<li>Deliver Customer dashboard features using Typescript and React, collaborating with backend services (Python and FastAPI).</li>
</ul>
<p><strong>Requirements</strong></p>
<ul>
<li>Strong foundation with client-side JavaScript, computer science background &amp; familiarity with networking principles.</li>
<li>Solid experience with Typescript and frontend frameworks like React.</li>
<li>Experience building, maintaining, and debugging full-stack web applications.</li>
<li>Experience with Python and one of the backend frameworks like FastAPI, Flask, or Django, or willingness to learn and work with this stack.</li>
<li>Good understanding of API design principles.</li>
<li>Familiarity with Service-Oriented Architecture.</li>
<li>Experience with relational databases, distributed systems, and caching solutions (MySQL/PostgreSQL).</li>
<li>Analytical skills and experience with SQL to gather insights into dashboard reports and solutions (ClickHouse, Athena).</li>
<li>Experience with any of the major public cloud service providers: AWS, Azure, GCP.</li>
<li>Experience collaborating in cross-functional teams.</li>
<li>Excellent English communication skills.</li>
</ul>
<p><strong>Benefits</strong></p>
<ul>
<li>Unlimited vacation time - we strongly encourage all of our employees take at least 3 weeks per year.</li>
<li>Fully remote team - choose where you live.</li>
<li>Work from home stipend! We want you to have the resources you need to set up your home office.</li>
<li>Apple laptops provided for new employees.</li>
<li>Training and development budget for every employee, refreshed each year.</li>
<li>Maternity &amp; Paternity leave for qualified employees.</li>
<li>Work with smart people who will help you grow and make a meaningful impact.</li>
<li>Base salary: $80k–$120k USD, depending on knowledge, skills, experience, and interview results.</li>
<li>Stock options - offered in addition to the base salary.</li>
<li>Regular team offsites to connect and collaborate.</li>
</ul>
<p style="margin-top:24px;font-size:13px;color:#666;">XML job scraping automation by <a href="https://yubhub.co">YubHub</a></p>]]></Description>
      <Jobtype>full-time</Jobtype>
      <Experiencelevel>senior</Experiencelevel>
      <Workarrangement>remote</Workarrangement>
      <Salaryrange>$80k–$120k USD</Salaryrange>
      <Skills>client-side JavaScript, Typescript, React, Python, FastAPI, API design principles, Service-Oriented Architecture, relational databases, distributed systems, caching solutions, SQL, ClickHouse, Athena, AWS, Azure, GCP, experience with cross-functional teams, excellent English communication skills</Skills>
      <Category>Engineering</Category>
      <Industry>Technology</Industry>
      <Employername>Constructor</Employername>
      <Employerlogo>https://logos.yubhub.co/j.com.png</Employerlogo>
      <Employerdescription>Constructor is a US-based company that has been in the market since 2019, building a search and discovery platform for ecommerce. Its search engine is entirely invented in-house and powers over 1 billion queries every day across 150 languages and roughly 100 countries.</Employerdescription>
      <Employerwebsite>https://apply.workable.com</Employerwebsite>
      <Compensationcurrency></Compensationcurrency>
      <Compensationmin></Compensationmin>
      <Compensationmax></Compensationmax>
      <Applyto>https://apply.workable.com/j/9561B03510</Applyto>
      <Location></Location>
      <Country></Country>
      <Postedate>2026-03-09</Postedate>
    </job>
  </jobs>
</source>