01
Product & platform engineering
From a demanding idea to a system running in production: architecture, engineering leadership and hands-on code — the same people from first workshop to first release.
Barcelona · Europe · Remote
Engineering for systems that cannot afford to be ordinary.
Neolines is a senior technology consultancy. We build demanding products, modernise critical platforms and put their security to the test — with the people who do the work in the room.
CIR
Accredited R&D provider — French research tax credit
Senior
The people you meet are the people who deliver
EU
Based in Barcelona, working across Europe
01 — Capabilities
Built. Modernised.
Proven. Secured.
Four practices, one team. We take the work where senior judgement changes the outcome — and stay until it runs in production.
02
Architecture & modernisation
Untangling legacy estates without stopping the business: an honest assessment, a pragmatic target and a migration path in steps that each pay for themselves.
03
R&D & complex delivery
For problems with no obvious answer at the outset: structured exploration, prototypes that settle arguments, and the discipline to turn findings into shipped engineering.
04
Penetration testing & security audit
We attack your systems before someone else does: scoped penetration tests, architecture and code review, and findings ranked by real-world impact — each with its fix, not just its flaw.
Our point of view
We enter where the answer is not obvious — and leave behind systems that are easier to understand, evolve and trust.
02 — Approach
Small senior teams.
No theatre.
You work directly with the people doing the thinking and the building. No account layer, no junior pyramid — decisions are made close to the code, and you watch them happen.
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01
Frame
Make the problem, the constraints and the definition of success explicit — in writing, before anyone commits to a solution.
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02
Shape
Turn uncertainty into something people can act on: candidate architectures, trade-offs stated plainly, and a delivery path with early proof points.
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03
Ship
Build alongside your teams, keep quality visible at every step, and hand over the knowledge your people need to own the system.
03 — French research tax credit
FR
CIRAccredited provider
R&D that qualifies.
Neolines Consulting SL is accredited by the French Ministry of Research as a Crédit d’Impôt Recherche provider. Eligible R&D work you commission from us can enter your CIR base — and we deliver it with the documentation discipline the scheme demands.
Eligibility always depends on your situation and on the nature of the work performed. We document; your tax advisers confirm.
04 — A hard problem on your desk?
Let’s make it
clear.
Prefer email? Write to us at contact@neolines.eu