Backend Engineer (AdTech) ID52365

AgileEngine; São José dos Campos; Hybrid; BRL 468,000 - 780,000; Full time

Benefits offered by this job

Professional growth opportunities

Competitive compensation

Exciting projects

Flexible schedule

Job summary

A prominent software company in São Paulo is searching for a Middle/Senior Backend Engineer to architect and scale their modern Ads platform. The role involves designing high-performance systems and APIs, driving architectural best practices, and collaborating across teams. Ideal candidates should have 3–4 years of software development experience in scalable systems, familiarity with AdTech, and a strong degree in Computer Science. Competitive compensation and flexible work options offered.

Qualifications

• 3-4 years of software development experience in scalable systems.
• Strong computer science fundamentals.
• Solid understanding of distributed system architecture.
• Excellent communication skills and ability to mentor others.

Responsibilities

• Architect, build, and evolve core systems for the Ads platform.
• Design APIs and services for campaign management and reporting.
• Drive architectural decisions for scalability and reliability.
• Own critical systems end-to-end: design, implementation, deployment, monitoring, and improvements.
• Drive architectural decisions and establish scalable patterns.
• Collaborate with product, data, and partner teams to translate business requirements into technical solutions.
• Provide technical leadership through reviews, discussions, and mentoring.
• Contribute to engineering best practices, documentation, and platform vision.
• Participate in hiring and help grow a high-performing team.

Skills

Software development experience building scalable systems

Experience with AdTech

Communication skills

Attention to detail and focus on quality

Leadership mindset

English (Upper-intermediate)

Education

Degree in Computer Science or distinctive work experience

Tools

Prebid.js

Google Ad Manager

OpenRTB

Job description

About the Role

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

WHY JOIN US If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE We are looking for a Middle/Senior Backend Engineer to help architect and scale a modern Ads platform powering campaign management, targeting, delivery, and reporting. In this role, you will design high-performance backend systems and APIs that process large volumes of advertising data with reliability and low latency. You’ll influence platform architecture, drive engineering best practices, and collaborate across product and data teams to shape scalable AdTech solutions in a fast-moving environment.

WHAT YOU WILL DO

• Architect, build, and evolve core systems for the Ads platform;
• Design APIs and services supporting campaign management, targeting, delivery, attribution, and reporting;
• Build and optimize high-throughput, low-latency systems processing large volumes of events and data;
• Own critical systems end-to-end, including design, implementation, deployment, monitoring, and ongoing improvements;
• Drive architectural decisions and establish patterns that support scalability, reliability, and developer productivity;
• Collaborate closely with product, data, and partner teams to translate business requirements into robust technical solutions;
• Provide technical leadership through design reviews, system discussions, and mentoring other engineers;
• Contribute to engineering best practices, documentation, and long-term platform vision;
• Participate in hiring and help grow a strong, high-performing team.

MUST HAVES

• 3-4 years of software development experience building scalable systems (using any backend frameworks);
• Experience with AdTech;
• General familiarity with the programmatic advertising ecosystem (e.g., DSPs, SSPs, ad exchanges, Prebid.js, Prebid Server, Google Ad Manager, OpenRTB, identity and addressability solutions, and ad operations workflows);
• Strong computer science fundamentals based on a degree in Computer Science or distinctive work experience in software development;
• Solid understanding of distributed system architecture focusing on availability, reliability and performance;
• Strong focus on execution and delivery of the product;
• Exceptional attention to detail and focus on quality and long-term goals;
• Strong communication skills;
• A demonstrated ability to provide guidance, mentorship, and support;
• A leadership mindset;
• Comfortable working in a fast-paced, evolving environment where learning and adaptability are key;
• Upper-intermediate English level.

NICE TO HAVES

• Familiarity with the programmatic advertising ecosystem, including DSPs, SSPs, ad exchanges, affiliate programs, and ad operations workflows;
• Experience with technologies and standards such as Prebid.js, Prebid Server, Google Ad Manager, Amazon UAM/TAM, OpenRTB, and identity and addressability solutions.

PERKS AND BENEFITS

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.

Meet Our Recruitment Process

It includes main stages: Application → Coding Challenge → Video Interview → Technical Interview or Interview with the Hiring Manager(s).

Each step helps us understand your skills and overall fit. If it’s a match, you’ll receive an offer.