SANTOSH MAHANTY — ADTECH TECHNICAL SPECIALIST

Technical Profile & Engineering Trajectory

Programmatic • CTV • Ad Serving • APIs • Automation

Technical specialist with 10+ years hands-on experience bridging ad operations and systems engineering. Deep expertise in OpenRTB 2.6 bidstreams, Google Ad Manager 360 dynamic allocation, Server-Side Ad Insertion (SSAI) for CTV, REST APIs, Python telemetry, and SQL log triage.

📥 Download Resume (PDF) ⚡ View Technical Work 💼 LinkedIn
SM
Santosh Mahanty
AdTech Technical Specialist
Based in Bengaluru, India (IST / Remote)
OpenRTB 2.6 GAM 360 VAST 4.2 SSAI / CTV Python & SQL REST APIs
Total Experience
10+ Years
AdOps, Programmatic & CTV
Primary Identity
Technical Specialist
APIs, Data, Protocols & Automation
Core Systems
OpenRTB • GAM • CTV
OpenRTB 2.6, VAST 4.2, SSAI, GAM 360
Target Roles
Solution Engineer
SE / Solutions Architect / TAM
VERIFIED CAREER TRAJECTORY

Professional Work Experience

Track record of high-scale campaign operations, programmatic wrapper governance, and systems integration.

Account Manager — Digital & CTV Campaigns

CTV Advertising Platform (NASB Market)
North American CTV & Programmatic Recent Experience
Technical Responsibilities
End-to-end campaign execution for the North American market across CTV, OTT, and programmatic display/video channels.
Key Systems & Protocols
CTV DSP, GAM 360, VAST 4.2 / VMAP, Third-Party Verification (IAS, DoubleVerify, MOAT), Cross-Screen Attribution.
Contributions & Operational Governance
Governed Delivery in Full (DIF) pacing benchmarks, resolved VAST/SSAI beacon discrepancies, conducted asset QA, and partnered with US sales directors and CSMs to maintain SLA delivery integrity.

Programmatic Campaign Manager

PhonePe
High-Scale App Monetization Prior Experience
Technical Responsibilities
Managed high-volume programmatic advertising operations, client-side header bidding configurations, and app monetization partner integrations.
Key Systems & Protocols
Prebid.js / Prebid Server, Google Ad Manager 360, OpenRTB 2.5/2.6, SSP Connections (Magnite, PubMatic, Xandr), SQL Telemetry.
Contributions & Operational Governance
Optimized yield across direct and programmatic demand channels, tuned Prebid timeout thresholds to balance revenue vs latency, and troubleshot key-value targeting pass-through issues.

AdTech Monetization & Test Engineer

Indus OS
SDK Testing & Ad Ops Transition Foundational Experience
Technical Responsibilities
Began in software quality assurance with heavy focus on mobile API validation, attribution SDK integration, and performance benchmarking before moving into monetization.
Key Systems & Protocols
REST APIs, Postman/Charles Proxy, Attribution SDKs (AppsFlyer, Adjust), Ad Network Mediation, MySQL.
Contributions & Operational Governance
Validated ad render lifecycles, verified postback telemetry, automated QA regression suites, and led technical troubleshooting for early programmatic integrations.
TECHNICAL ARCHITECTURE MATRIX

Core Engineering & Operational Pillars

Five specialized technical competencies supported by production tools and published diagnostics.

Programmatic & RTB ⚡

Deep protocol mastery across real-time auction clearing, JSON AST validation, SSP/DSP integrations, and latency optimization.

OpenRTB 2.6 / 2.5 Prebid.js & Prebid Server PMP & Deal IDs (1/2/3) Cookieless EIDs (UID2) No-Bid & Loss Code Triage
Proof Workbench: OpenRTB Diagnostic Validator →
Ad Serving & Monetization 📊

Comprehensive ad server waterfall architecture, line item priority governance (1–16), unified pricing rules, and dynamic yield competition.

GAM 360 Dynamic Allocation Sponsorship P4 vs Price Priority P12 Unified Pricing Rules (UPR) Key-Value Targeting & Macros Discrepancy Investigation
Proof Workbench: GAM Orchestration Simulator →
CTV & Video Streaming 📺

Server-Side Ad Insertion (SSAI) stream stitching, HLS manifest manipulation, SCTE-35 cue detection, and VAST error triage.

VAST 4.2 / VMAP SCTE-35 Cue Markers HLS #EXT-X-DISCONTINUITY Transcoding & Codec Ladders Error 100–901 Playbooks
Proof Workbench: DAI Manifest Playground →
Engineering, APIs & Data 🔌

Building and testing parameterized REST endpoints, writing modular Python telemetry scripts, executing advanced SQL queries, and MCP AI servers.

RESTful Endpoints & Webhooks Python / Pandas Clients SQL (CTEs & Window Functions) Model Context Protocol (MCP) Exponential Backoff Retries
Proof Workbench: OpenAPI 3.0 Sandbox & SQL Pipeline →
Privacy, Compliance & Measurement 🛡️

Client-side binary bitstream decoding for IAB consent strings, regulatory signaling, GVL vendor validation, and attribution measurement.

IAB TCF v2.2 & GPP Strings GDPR & COPPA Signaling Google NPA / Limited Ads GA4 & GTM Event Tracking MMP Attribution (AppsFlyer)
Proof Workbench: IAB TCF v2.2 Consent Decoder →
RECRUITER FAST PATH

Interested in Discussing Solutions Engineering or Architecture Roles?

Download the official protected PDF resume, connect directly on LinkedIn, or inspect technical case studies across programmatic bidding and CTV.

📥 Download Resume (PDF) ⚡ View Case Studies 💼 Connect on LinkedIn ✉️ Direct Email

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