ILYAS AGADILOV

CUSTOM CRM DEVELOPMENT · KAZAKHSTAN & REMOTE

A CRM built around your operations—not another lead spreadsheet.

I design and ship CRMs, internal workspaces, and automations around the real customer journey: roles, stages, documents, communications, integrations, and management visibility in one system.

ProductionPowerTech CRM workflow
1–2 weekstypical path to a first production version
End-to-endlogic, UX, engineering, and integrations

BUYER DECISION

When custom CRM is justified—and when it is not.

Custom development is not valuable because the product is called a CRM. It is justified when a standard tool makes your team serve the software instead of supporting the process.

Build custom when

  • Deals cross multiple teams, roles, or non-standard stages.
  • Data is split across spreadsheets, messaging, email, and industry tools.
  • Manual handoffs create missed tasks, duplicates, and lost follow-ups.
  • You need specific access rules, analytics, or a customer portal.
  • The team already relies on constant workarounds in its current CRM.

Do not build custom when

  • You only need a basic pipeline and contact records.
  • The process changes every week and has no accountable owner.
  • The team cannot clean its data or assign an implementation owner.
  • An off-the-shelf SaaS covers 80–90% of the workflow without critical tradeoffs.

REFERENCE ARCHITECTURE

An operating layer, not an isolated database.

The exact stack depends on load, integrations, and hosting requirements. A sound baseline separates interfaces, business rules, data, and external channels so the system can evolve without a full rewrite.

Workspaces

Sales, management, operations, and customer portal

Business logic

Pipelines, SLAs, tasks, approvals, roles, and automation

Data and audit

Postgres, change history, search, reporting, and backups

Integrations

Email, WhatsApp, telephony, ERP, payments, and external APIs

What can go into the first release

01

Unified record

Company, contacts, deals, tasks, documents, and complete activity history.

02

A workflow-specific pipeline

Custom stages, required fields, loss reasons, SLA, and next actions.

03

Roles and access

Different permissions for staff, managers, partners, and branches.

04

Communications

Email, WhatsApp, and other channels inside the record context.

05

Automation

Routing, reminders, follow-up, documents, and human approval.

06

Management view

Conversion, stage speed, overdue work, sources, and team load.

BUILD VS BUY

Three valid paths—custom is not always the answer.

ApproachBest fitConstraint
Off-the-shelf CRMA standard sales motion, quick setup, and few integrations.The team adapts to the vendor's model.
CRM + automation layerThe base CRM works, but integrations and custom workflows are missing.The complexity and limits of both systems remain.
Custom CRMThe process is a competitive advantage or genuinely specific.Requires product ownership, adoption, and maintenance.

IMPLEMENTATION ROADMAP

From a mapped process to the first working release.

A first production version typically ships in 1–2 weeks. Full migration and rollout depend on data quality, integrations, access roles, and security requirements.

  1. 01

    Discovery

    Map the current pipeline, exceptions, roles, data sources, and bottlenecks.

  2. 02

    First-release scope

    Define one end-to-end workflow, acceptance criteria, and what will not be built yet.

  3. 03

    UX and architecture

    Design key screens, the data model, permissions, and integration contracts.

  4. 04

    Production build

    Implement the workflow, test critical paths, and connect selected channels.

  5. 05

    Migration and rollout

    Clean the import, onboard a pilot team, train users, and measure adoption.

  6. 06

    Next release

    Use real operating data to prioritize the highest-value automations and reporting.

BUDGET GUIDE

Cost is driven by operational complexity—not screen count.

A fixed number before discovery would be false precision. The largest drivers are integrations, data migration, roles and access rules, automation, hosting requirements, and the scope of the first end-to-end workflow.

Get a scoped estimate

Lower complexity

One team, one pipeline, clean CSV import, standard authentication, and 1–2 integrations.

Higher complexity

Multiple branches, granular access, legacy data, documents, real-time channels, and industry APIs.

MIGRATION CHECKLIST

What to prepare before moving data.

  1. 01

    Assign an owner for the process and for the data.

  2. 02

    Inventory CRM, spreadsheets, forms, email, messaging, and industry systems.

  3. 03

    Define unique keys for companies, contacts, and deals.

  4. 04

    Confirm required fields, stages, and closure reasons.

  5. 05

    Remove obvious duplicates and define conflict-merge rules.

  6. 06

    Create a role matrix for viewing, creating, editing, and deleting data.

  7. 07

    Choose a pilot team and measurable launch criteria.

  8. 08

    Keep a verified backup and rollback plan before import.

RELEVANT EVIDENCE

Experience behind this approach.

Client production system

PowerTech LeadGen CRM

A company database, prioritization, human review, email/WhatsApp, replies, and next actions in one operator workflow.

Product team

Flimod back office

An internal operations back office built from scratch for a marketplace team; private screens and data are not published.

ENGINEERING REFERENCES

Primary references for system design.

GLOSSARY

Terms without vendor language.

CRM
The context and actions around customer relationships—not just an address book.
Pipeline
The stages a deal, request, or operational task moves through.
SLA
An agreed response or completion time at a specific stage.
RBAC
Role-based access control: permissions attach to roles rather than each person.
Audit log
A traceable history of who changed what and when.
Source of truth
The authoritative location for the current state of an entity.

FAQ

Questions to answer before kickoff.

How long does custom CRM development take?

A limited first production version can typically ship in 1–2 weeks. Full timing depends on migration, integrations, roles, and rollout scope.

Do we have to replace our current CRM?

No. It can be better to keep the base CRM and add an integration/automation layer or a separate workspace for the specific workflow.

Can you migrate data from spreadsheets or another CRM?

Yes, after defining structure, unique keys, deduplication, and validation rules. A backup and test migration should come first.

Who owns the code and data?

That is defined in the contract and project scope. The architecture can accommodate the required hosting and data-ownership model.

Can AI be added to the CRM?

Yes, where there is a testable job: classification, summarization, drafting, knowledge retrieval, or next-action assistance. Critical actions can remain under human approval.

What do you need for an estimate?

The current process, users, data sources, required integrations, and the single most painful end-to-end workflow are enough to start.

NEXT STEP

Show me the process that still depends on manual coordination.

We will determine whether you need custom CRM, an automation layer, or a simpler product—and define the first release with the highest business value.