JurgestBalla
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JurgestBalla

Senior Full-Stack Engineer

ERP Integrations & Legacy Modernization

Tirana, Albania

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Services

Integration and modernization work, done properly

For teams whose ERP, POS or legacy software has to talk to modern applications, without a risky big-bang rewrite. I deliver end to end on my own; when the scope needs a team, Klartech provides one. Remote from Tirana (CET).

Book a 20-min callSend a message

Focus

What I can take off your plate

🔌

ERP & business-system integrations

Two-way sync between your ERP, POS or accounting system and the apps your team uses: incremental, idempotent, monitored. Proven on legacy SQL Server ERPs that could not be changed.

  • Sync workers with retries, backoff and alerts
  • Safe write-back: no duplicate documents, no numbering races
  • Reverse-engineering undocumented schemas
  • Reporting copies and reconciliation
🧱

Legacy modernization

Spreadsheets, desktop tools and aging web pages, replaced step by step. The old system keeps running until the new one has earned its place.

  • Excel, Access or desktop tool → web app
  • Legacy pages → React micro-frontends
  • Data migration with reconciliation
  • Re-platforming to containers
🤖

Applied AI pilots

Small, measurable AI features on top of your business data: read-only first, with a human in the loop.

  • Agentic workflows with tool use (MCP)
  • RAG over your documents and ERP data
  • Invoice-line → item matching
  • Evals and guardrails before go-live

Offers

Ways to start

Fixed price · 2–3 days

Integration audit

I map your systems, data flows and manual steps, and deliver a written integration plan with risks, options and an effort estimate. Useful whether or not we work together afterwards.

Day rate or fixed scope

Build & integrate

Implementation of the agreed integration or modernization slice, with tests, monitoring, documentation and a handover your team can own.

2–4 weeks

AI pilot

One AI feature, one success metric, read-only access first. You keep the code and the evaluation.

Process

How we work

01

Discovery call

20 minutes on your systems, the pain and the constraints.

02

Audit

I map the data flows and write the plan, including what not to build.

03

Build in slices

Each slice goes to production behind monitoring before the next one starts.

04

Handover

Documentation, runbooks and a walkthrough, so your team owns the result.

How I deliver

Solo or with a team

End to end, by myself

One engineer from the first call to production: architecture, backend, frontend, integrations, deployment and handover. No hand-offs between people, one person accountable for the result.

With a team, through Klartech

When the scope needs more hands (parallel workstreams, QA, long-term support), Klartech, the company I co-founded in Tirana, provides the team. I stay the technical lead and your single point of contact.

Full-time role

For the right team I'm open to relocating to Germany, Austria, the Netherlands, Finland or Luxembourg (EU Blue Card).

FAQ

Questions people ask

Do you work alone or with a team?

Both. I can take a project end to end by myself — architecture, code, integrations, deployment and handover. When the work needs more people, Klartech provides a team and I stay technical lead, so you keep one point of contact.

Do you only work in fintech?

No. I've shipped for fintech and trading, gaming, wholesale and distribution, accounting, robotics, IoT and drones, telecom and HR platforms — and I'm looking for healthcare and medical automation, manufacturing, logistics and energy projects. The core skills (integrations, automation, reliable apps, applied AI) carry over.

Can you work with our ERP?

Most likely. I integrate through whatever the system offers: APIs, OData, file exports or, for legacy systems, a read-only database connection with its own low-privilege login. I'm currently deepening Microsoft Dynamics 365 Business Central.

How do contracts and invoicing work?

Engagements are contracted through Klartech, our company in Tirana, Albania. Invoices are issued in EUR; for business clients in the EU the reverse-charge mechanism applies.

Which time zone and language?

CET, the same working hours as Central Europe. Working language is English; I also speak Italian, and my German is improving (A1–A2).

What about NDAs and data protection?

An NDA by default. Where personal data is involved we sign a data processing agreement (Art. 28 GDPR). Production data stays on your infrastructure wherever possible, and I work with least-privilege accounts.

Could you join our team full-time instead?

Yes, for the right role. I'm open to relocating to Germany, Austria, the Netherlands, Finland or Luxembourg and qualify for the EU Blue Card through the IT-specialist route.

Tell me what has to talk to what

A 20-minute call is enough to see whether I can help, and if not, who can.

Book a 20-min callSend a message