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Startup MVP building

Name: DField Solutions
Address: Budapest, Budapest, Budapest, 1011, HU
Telephone: +36 70 000 0000
Price range: €€€
Rating: 5.0

The scope you cut matters more than the scope you keep. MVP-building the pragmatic way.

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Notes from the studio.

22 April 2026 · Website & online shopSpeculation Rules API in 2026 · near-instant nav, zero JS costSpeculation Rules makes internal nav feel instant · at zero JS cost. Here is the config we ship by default.
22 April 2026 · AI solutions · Website & online shoppgvector at 10M+ rows · index choice, query patterns, real performance numberspgvector at 10M rows is not scary · if you pick the right index. HNSW vs IVFFlat, filter patterns, real numbers.
22 April 2026 · Website & online shopSaaS tier design · free, pro, enterprise · what actually converts in 2026Free / pro / enterprise is a three-decision problem, not a template. Here is the frame that drives conversion lift.
22 April 2026 · Website & online shopShopify Hydrogen · when the setup cost actually pays backHydrogen is a big lift vs liquid themes. Here's the revenue tier where it starts paying back, and the migration plan.
22 April 2026 · Website & online shop · CybersecurityMulti-tenant SaaS on Postgres · the RLS-first playbookBuilding multi-tenant SaaS on Postgres? RLS is non-negotiable. Here's the playbook we ship.
22 April 2026 · Website & online shopPostgres migration · 5 mistakes that cost us weeksFive Postgres migration mistakes that burned weeks of our time. Here's the fix for each, and what we now do unconditionally.
22 April 2026 · Cybersecurity · Website & online shopHungarian fintech regulatory calendar 2026 · what MNB, NAV, and NAIH actually require this yearMNB, NAV, and NAIH all have 2026 obligations that hit Hungarian fintechs · this is the compact calendar of what's due and when.
22 April 2026 · Website & online shopWebshop checkout conversion · 12 experiments that moved numbersTwelve real checkout experiments from the last 18 months · uplift numbers, segment effects, and which we now ship by default.
22 April 2026 · Website & online shop · CybersecurityPayment gateway integration in Hungary · SimplePay, Stripe, Barion, Revolut Business in 2026Four payment gateways, Hungarian-market reality check. Which we pick for which job, with fee math and integration pain points.
20 April 2026 · Cybersecurity · Website & online shopKYC integration for Hungarian fintech · the 2026 practitioner's guidePractical KYC integration for EU + Hungarian fintech · provider comparison, MNB requirements, and the integration mistakes we won't repeat.
10 March 2026 · Website & online shopMulti-tenant SaaS with Next.js: from template to productionA multi-tenant Next.js SaaS reference from 2026: custom domains, RLS, per-tenant feature flags, and billing. No hand-waving.
14 February 2026 · Website & online shopCore Web Vitals on Next.js: from 4.5s LCP to 0.9s in 3 weeksA real case: image priority, RSC boundaries, edge caching, font loading · 4 seconds of LCP saved in three weeks.
22 January 2026 · AI solutions · Website & online shopPicking a vector DB in 2026: pgvector, Pinecone, WeaviateThree serious vector DBs, three very different DNA. Here's the decision framework that held up across our 2026 projects.

SHIPPED WORK

CASE STUDIES