I like making things easy.

Solution Architect with 16 years of experience in B2B platforms, legacy modernization, composable commerce and enterprise AI. I live in Berlin, Germany and Adelaide, Australia.

Sashank Yalamanchili

Skills

Architecture

Solution Architecture

Enterprise Architecture

Enterprise Integration Architecture

B2B Platform Design

Composable Commerce and MACH

Event-Driven Architecture

Service-Oriented Architecture

Arc42 and C4 Model

OpenAPI

Data Architecture

Legacy Modernization

Digital Transformation

Enterprise AI

Enterprise AI Enablement

RAG Architecture

LLM Integration and Orchestration

Agentic Patterns and Tool Use

Vector Databases (pgvector)

AI-Augmented Delivery

Integration

REST and SOAP

Events and MQ

Boomi

MuleSoft

Business Systems

SAP

Microsoft D365

Salesforce

NetSuite

commercetools

Zendesk

Technical

Go

Python

JavaScript, TypeScript and Node.js

Java

PostgreSQL, SQL and PL/SQL

Oracle

AWS and Azure

Background

IBM Sterling B2Bi and Secure Proxy

IBM Integration Bus

Seeburger

EDI (ANSI X12, EDIFACT, SAP IDoc)

RosettaNet

AS2 and SFTP

Experience

Senior Solution Architect

Fortune Global 500 Chemical Company

Berlin, Germany

Architecture and strategy for a B2B e-commerce platform and a back-office operations platform across North America. Migrating a complex legacy estate under MACH and composable principles, with AI-assisted analysis to surface hidden legacy rules.

Senior Solution Architect

Major European Home Improvement and DIY Marketplace

Berlin, Germany

Customer service platform on Zendesk with near real-time event-driven data. Architecture for a payments, commissions and payouts platform across the marketplace, buyers, sellers and third-party vendors. Member of the architecture board.

Founder

Stackure

Adelaide, Australia

Stackure, passwordless auth for B2B apps. Built entirely from the ground up. Go backend, PostgreSQL with business logic in stored procedures, custom RBAC with fine-grained scoped permissions, passwordless magic-link authentication, multi-tenant account hierarchy, extensive event audit trail and a server-side-rendered frontend. Sole ownership from architecture through production.

See Stackure

Senior Solution Architect

Fragile to Agile (Asia Pac) Pty Ltd

Adelaide, Australia

Flinders Ports Holdings Group: aided migration of legacy systems to new vendors as part of enterprise-wide digital transformation. NCVER (National Centre for Vocational Education Research): analyzed and documented legacy systems and integrations across state departments and education institutions, supporting system upgrade and migration efforts.

Technical Integration Lead, Global B2B Integrations

On Running

Berlin, Germany

Joined early in On's hypergrowth, before the 2021 NYSE listing. Scaled global B2B integrations with retailers, third-party logistics providers and trading partners, with Azure for mappings, APIs and automation. Led the integration workstream of the ERP move from Salesforce to Microsoft D365. Designed tier-channel pricing, conditional order-to-cash flows and region-specific warehouse integrations. Led external integration contractors and mentored regional integration managers worldwide.

Head of B2B Integration, EMEA

BDP International

Antwerp, Belgium

Founded the EMEA integrations department from scratch, so the region no longer depended on global HQ. Designed the integration infrastructure on IBM Sterling B2Bi and led the migration off legacy platforms. Hired and led integration analysts and developers.

Senior Integration Consultant

BDP International

Philadelphia, USA

Lead developer on B2B EDI and XML projects using IBM Sterling B2Bi, Java, XSLT and Oracle. Onboarded 200+ trading partners and migrated 200+ integration projects off legacy platforms. Delivered BDP's first IBM Sterling Secure Proxy implementation.

Integration Consultant

GE Aviation

Cincinnati, USA

Migrated and upgraded legacy integrations to IBM Sterling B2Bi Suite. Built business processes and any-to-any data translation maps across EDI, XML, JSON, CSV and positional flat files.

Engineering Intern

Faurecia

Taylor, Michigan, USA

Internship during Master's in Engineering Management. Continuous improvement, Six Sigma, lean management, capital budgeting and cost analysis.

Qualifications

Fragile to Agile (Asia Pac) Pty Ltd, Australia

Western Michigan University, United States

JNTU Hyderabad, India

Just Ask.

Whatever it is, big or small, I'm a message away.

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