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Lithuania · Vilnius

API & Systems Integration Company in Vilnius

Connect your apps with payment gateways, CRMs, ERPs, marketplaces, logistics and messaging APIs. Delivered for Vilnius companies with 4.5–5.5 hours of daily overlap.

SoftwareVilniusAPI & Systems Integration

Quick answer

Who provides API & systems integration in Vilnius?

NNT Software provides API & systems integration for companies in Vilnius, Lithuania remotely from India. NNT Software builds reliable integrations between business systems and platforms such as Stripe, PayPal, Salesforce, HubSpot, QuickBooks, Xero, Shopify, Amazon, WhatsApp Business, Twilio and shipping carriers, plus custom REST and GraphQL APIs for partners.

Key takeaways

  • API & Systems Integration for Vilnius, Lithuania.
  • EMIs, fintechs and shared-services centres.
  • Delivered with 4.5–5.5 hours of daily overlap; pricing as per your budget.
  • Languages: Lithuanian.

API & Systems Integration in Vilnius, Lithuania: overview

In Vilnius, lithuania's emi & payments sector drives steady demand for API & systems integration. EMIs, fintechs and shared-services centres.

Connect your apps with payment gateways, CRMs, ERPs, marketplaces, logistics and messaging APIs. Delivered remotely from India with 4.5–5.5 hours of daily overlap.

Vilnius at a glance

Business districts

Most of the activity in Vilnius is concentrated in Konstitucijos Avenue and the city centre. We regularly support companies based in these areas.

Economy and key industries

EMIs, fintechs and shared services. These sectors drive most of the software demand we see in Vilnius.

Talent and universities

Vilnius University and Vilnius Gediminas Technical University. Local teams often pair with our engineers in India to add capacity and specialist skills.

Connectivity and infrastructure

Vilnius Airport. We plan hosting, latency and integrations with this in mind.

Why Vilnius companies invest in software

With eMIs, fintechs and shared services, businesses in Vilnius face growing pressure to digitise operations, serve customers online and integrate with partners. The most common requests we receive from Vilnius are API & systems integration.

Because Vilnius draws talent from Vilnius University and Vilnius Gediminas Technical University, many companies here run lean in-house teams and use NNT Software to add product engineering, QA, DevOps or AI skills on demand — with delivery scheduled around EET working hours.

How we would approach a project in Vilnius

  • Start with the workflows that matter most to eMIs — usually commerce & logistics and custom apis.
  • Meet stakeholders in Konstitucijos Avenue or online for a one-to-two-week discovery workshop.
  • Plan hosting and integrations around vilnius Airport and the EET working day.
  • Combine your local team — often hired from Vilnius University — with NNT engineers for design, development and QA.
  • Release in two-week sprints and review results with your Vilnius team every fortnight.

How Vilnius businesses use API & systems integration

Commerce & logistics

Shopify, WooCommerce, Amazon, and carrier APIs like FedEx, DHL and Aramex. EMI & payments companies in Vilnius usually prioritise this first, tracking progress on authorisation rate and cost per transaction.

Custom APIs

Documented REST/GraphQL APIs with OAuth and rate limits. EMI & payments companies in Vilnius usually prioritise this first, tracking progress on authorisation rate and cost per transaction.

Payments

Stripe, PayPal, Adyen, Checkout.com and regional gateways, with reconciliation. EMI & payments companies in Vilnius usually prioritise this first, tracking progress on authorisation rate and cost per transaction.

CRM & marketing

Salesforce, HubSpot and Zoho sync for leads, deals and customers. EMI & payments companies in Vilnius usually prioritise this first, tracking progress on authorisation rate and cost per transaction.

Accounting & ERP

QuickBooks, Xero, NetSuite, Tally and SAP connectors. EMI & payments companies in Vilnius usually prioritise this first, tracking progress on authorisation rate and cost per transaction.

Messaging

WhatsApp Business, Twilio SMS and email automation. EMI & payments companies in Vilnius usually prioritise this first, tracking progress on authorisation rate and cost per transaction.

What api & systems integration includes for Vilnius clients

Commerce & logistics

Shopify, WooCommerce, Amazon, and carrier APIs like FedEx, DHL and Aramex.

Custom APIs

Documented REST/GraphQL APIs with OAuth and rate limits.

Payments

Stripe, PayPal, Adyen, Checkout.com and regional gateways, with reconciliation.

CRM & marketing

Salesforce, HubSpot and Zoho sync for leads, deals and customers.

Accounting & ERP

QuickBooks, Xero, NetSuite, Tally and SAP connectors.

Messaging

WhatsApp Business, Twilio SMS and email automation.

Hosting for Vilnius projects

For low latency in Vilnius and compliance with EU GDPR, we usually recommend Frankfurt, Ireland or another EU region to stay within GDPR transfer rules.

Localising API & systems integration for Vilnius

Business in Vilnius is mainly conducted in Lithuanian. We build interfaces, notifications and documents ready for those languages, and plan releases around the EET working day.

API & Systems Integration pricing for Vilnius

Priced as per your requirements and budget, quoted in EUR or USD, after a free discovery call.

Working with a Vilnius team

We work with 4.5–5.5 hours of daily overlap (EET). You get a named project manager, weekly demos and written status reports.

Next steps

Ready to discuss API & systems integration in Vilnius? Here is how to get started with NNT Software:

  • Share your goals, users, must-have features and timeline through the contact form, email or WhatsApp.
  • Join a free 30-minute discovery call with a solution architect — we sign an NDA first if you prefer.
  • Receive a written proposal within 48 hours: scope, milestones, team, timeline and fixed estimate.
  • Kick off with a discovery workshop and see working software in your first sprint demo.

Why choose N&T Software for API & Systems Integration in Vilnius

A technology partnership that feels structured, fast and dependable

We help businesses move from scattered tools and manual work to stable digital systems that are easier to manage, scale and improve over time. Our approach blends business understanding, practical execution and long-term support.

16+

Years of team experience

2,000+

Projects delivered

50+

In-house engineers

8

Own SaaS products

  1. 01

    Custom software aligned to your workflows

    Approval cycles, reporting and integrations designed around how your team actually works.

  2. 02

    A clear, predictable delivery process

    Discovery, fixed milestones, weekly demos and a shared backlog from kickoff to launch.

  3. 03

    Architecture built for growth

    Scalable, secure foundations ready for automation, AI, integrations and new markets.

  4. 04

    Long-term support after launch

    SLA-backed maintenance, monitoring and continuous improvement.

Frequently asked questions

What if a third-party API changes?

Our support plans include monitoring and updating integrations when providers change their APIs.

Can you integrate legacy systems without APIs?

Yes — through database connectors, file-based exchange or a middleware layer that exposes a modern API.

API & Systems Integration in other Lithuania cities

Start your API & systems integration project in Vilnius

Share your idea and get a free consultation, a clear plan and a written estimate within 48 hours.