Omoniyi Akinnusi
Founder & GTM Engineer
Sales professional turned GTM engineer. Builds the outbound, enrichment and AI automation systems at Tosyntra.
We build the systems behind your pipeline.
Tosyntra is a GTM engineering consultancy. We turn the manual parts of selling, such as finding accounts, researching them, following up and reporting, into systems that run every day and show you what works.
Remote-first. Working with B2B teams in the US, UK, Europe, the Middle East and Africa.
Tools we build with
- Clay
- n8n
- HubSpot
- OpenAI
- Gemini
- ElevenLabs
- Twilio
- Supabase
- Instantly
What we build
Each engagement starts with how your team sells today and ends with a working system in your own accounts, documented so you are never dependent on us.
GTM engineering
We design and build the system that finds the right accounts, researches them, scores them and puts them in front of your reps with a reason to reach out.
Learn moreAI and workflow automation
We connect the tools your team already uses and put AI to work where it saves real time, with a person still in control of anything that matters.
Learn moreOutbound and cold email infrastructure
We set up the domains, mailboxes and sending stack for outbound, then connect it to your prospect data so every campaign is measured.
Learn moreAI voice and chat agents
We build agents that talk to your customers on the phone, on WhatsApp and on Telegram, and write every conversation back to your records.
Learn moreGTM analytics and dashboards
We define the metrics that matter, clean the data behind them and build dashboards your team will actually use to decide what to do next.
Learn more
Why GTM engineering, and why us
A sales team with good systems does not need more people to grow. It needs fewer manual steps, better timing and numbers it can trust. That is the job of a GTM engineer.
- We come from sales
- We have prospected and followed up by hand. We build for the rep who has to use the system every day.
- Analysis is built in
- Every system ships with metrics and a way to see which signals, segments and messages produce meetings.
- WhatsApp and voice, not just email
- In many markets buyers answer WhatsApp and calls before email. We build for the channels your buyers actually use, wherever they are.
- You own everything
- Systems run in your accounts and come with documentation and a recorded walkthrough.
Recent builds
Working systems with the workflows published on GitHub, so you can see exactly how they are put together.
AI outbound call agent
A voice agent that calls customers from a list, verifies who it is speaking to during the call and writes the transcript back to the records afterwards.
Noventis Schools
Noventis Schools
WhatsApp lead and enrolment management for Nigerian private schools, so every parent enquiry is captured, followed up and tracked through to admission.
WhatsApp AI assistant
An assistant that lives in WhatsApp and handles email, scheduling, client lookups and research through one central agent coordinating specialised tools.
GTM engineering skills
Hiring a GTM engineer or looking for one to build with? These are the skills we work with every day.
- GTM engineering
- Clay
- Waterfall enrichment
- Signal-based prospecting
- Lead scoring
- Cold email infrastructure
- n8n
- API integrations
- AI agents
- AI voice agents
- HubSpot
- Lead routing
- Dashboards
How an engagement runs
Map
We walk through how leads reach your team today and find where time and deals are lost.
Design
We agree the system, the data it needs, the cost per account and how success will be measured.
Build
We build in your accounts, test with real records and keep a person in the loop where it matters.
Measure
We hand over with documentation and a dashboard, then review results together and improve.
From our notes
Practical guides on GTM engineering, outbound and automation, written from what we build.
What is a GTM engineer? The role, the skills and the stack
A plain-English guide to GTM engineering: what a GTM engineer does, how the role differs from RevOps and sales ops, the skills and tools involved, and when a team needs one.
Outbound metrics that matter: what to track beyond open rates
Which outbound sales metrics actually tell you what is working: deliverability, positive reply rate, meetings and pipeline by signal and segment, and how to set up reporting you can trust.
How to build an inbound lead routing workflow in n8n
A practical blueprint for routing inbound leads with n8n: capture from a form or webhook, validate, de-duplicate against your CRM, score, assign an owner and alert them in seconds.
Have a sales process that still runs on copy and paste?
Tell us how leads reach your team today. We will map it, show you what to automate first and what it would take to build.