Senior Product Manager – Upstream

Tatari

. Own backend and API-side product work in the optimization layer, including waterfall, prebid/auction, exclusion logic, and the scoring model; write PRDs and tickets to improve them .

Posted 11/3/2026full-timeRemote • Ukraine, PolandSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in product management with a focus on backend and API-side optimization, including VAST and RTB integrations. Proficient in writing PRDs, user stories, and collaborating with data science teams to translate complex models into actionable product requirements.

Highest-signal resume keywords

Product Management ExperienceVAST IntegrationsRTB IntegrationsData ReasoningFluent in Ukrainian and English

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

API DesignBackend BehaviorPRD WritingUser Story DevelopmentPerformance Report InterpretationProduct Discovery FundamentalsAgile MethodologiesTechnical Product Leadership

Soft Skills

Strong CommunicationStakeholder EngagementProblem Framing

Tools & Technologies

JiraConfluence

Industry Keywords

Ad Tech InfrastructureProgrammatic AdvertisingCampaign MonitoringIntegration Management

About the role

Key responsibilities & impact

Own backend and API-side product work in the optimization layer, including waterfall, prebid/auction, exclusion logic, and the scoring model; write PRDs and tickets to improve them
Create and manage Jira Epics, Confluence documents, JPD Ideas, and participate in Product-side Agile activities including sprint planning, PRD reviews, retrospectives, and stakeholder presentations
Run product discovery with internal and external customers and write clear user stories and acceptance criteria
Run publisher and partner integrations day to day, including VAST and RTB
Monitor live campaigns, delivery, and performance reports daily; identify anomalies and work with AdOps and QA to resolve them
Support the programmatic team on inbound requests and triage priorities
Partner with data science on the scoring model, interrogating the approach, questioning assumptions, and translating the model into product requirements
Serve as technical product lead in integrations and partner conversations with major US streaming publishers

Requirements

What you’ll need

4+ years of product management experience
Technical depth in ad tech infrastructure; ability to reason about API design and backend behavior and hold your own with engineers
Hands-on experience with VAST and/or RTB integrations
Strong data reasoning and ability to interpret performance reports
Demonstrated ability to write PRDs with clear problem framing, specified user stories, and unambiguous requirements
Fluency in product discovery fundamentals
Fluent in Ukrainian and English
Based in Ukraine or Europe
Preferred: Experience working alongside data science teams on modeling or algorithmic products
Preferred: Experience in a technical support or solutions role with external customers or partners
Preferred: Strong written and verbal communication in English with US-based publishers and internal teams

Benefits

Comp & perks

Competitive salary including equity package and quarterly tax assistance (only for Ukraine tax residents)
Competitive time off plus company wellness days throughout the year
Team building events
Annual continued education benefit
Newbie Productivity Perk
Monthly stipend
Currently remote but may be hybrid when there is a physical office in Ukraine