Technology Blog: how our lives are shaped by emerging technologies

Atta Systems is a software product development company. We embrace a fine mix between product design and software development to create impactful software experiences. On this blog, you will find our opinions about the way AI, LLMs, cloud, and mobile are shaping important fields like healthcare, education, fintech, government, and administration.

How an Assessment Engine Works and How to Build One An assessment engine is software that stores a test’s questions, selects which ones each test-taker sees, scores answers, and reports results. It is the part of an education or testing platform that decides what a candidate sees, in what order,... By Dan Croitoru Oct 23, 2026

A public-sector form interface shown with a visible keyboard focus outline beside its screen-reader reading order.

EU Web Accessibility Directive: Public Sector Software and WCAG 2.2 The EU Web Accessibility Directive (WAD, Directive (EU) 2016/2102) requires EU public-sector bodies to make their websites and mobile apps accessible to people with disabilities, measured against the harmonized European standard EN 301 549. It is the accessibility law for... By Andrei Blaj Oct 22, 2026

Community mapping platform architecture: on-device store, a sync layer, and a field client, with the network as an intermittent link

Designing a Community Mapping Platform: Geospatial Data, Field Usability, and Offline-First Design A community mapping platform is a system that lets a distributed group of people record, share, and find geographic information in one place, combining a spatial database, a map interface, and a field-friendly capture tool. Building one is a specific... By Dan Croitoru Oct 14, 2026

Integrating With Government Digital Infrastructure: Interoperability Platforms, eIDAS, and National ID Integrating with government digital infrastructure means connecting a new public-sector system to the three shared layers on which a modern digital state runs: the interoperability platform that enables government systems to exchange data, the electronic identity and trust layer that... By Dan Croitoru Sep 25, 2026

What International Organizations Actually Evaluate in a Software Vendor International organizations evaluate a software vendor on a weighted set of non-price criteria, organizational capacity, technical methodology, team qualifications, past performance, and, increasingly, sustainability, which are scored first and separately from price. For a UN agency, a development bank, or... By Alexandru Artimon Sep 22, 2026

Building a Well-Mapping App for Bengaluru: Designing for a Community The Million Wells App is a community map of Bengaluru’s wells, built by Atta Systems as a pro bono development partner for Biome Environmental Trust, that lets contributors record and find the city’s recharge wells in a single shared database.... By Dan Croitoru Sep 14, 2026

DICOM and FHIR in the Same System: Integration Patterns for Imaging-Heavy Platforms DICOM and FHIR are two healthcare standards that address different problems and increasingly need to work together in the same system: DICOM (Digital Imaging and Communications in Medicine) encodes and transmits medical images, while FHIR (Fast Healthcare Interoperability Resources) exchanges... By Alexandru Artimon Sep 7, 2026

AI in EdTech Under the EU AI Act: Which Features Are High-Risk and What to Build by December 2027 Under the EU AI Act, AI used in education is high-risk when it performs one of four specific functions: screening admissions, evaluating learning outcomes, assessing a person’s appropriate level of education, or monitoring students during tests. The heavy obligations that... By Dan Croitoru Sep 4, 2026

Cloud PACS Architecture: Build, Buy, or Extend for Medical Imaging Platforms A cloud PACS is a Picture Archiving and Communication System that stores, manages, and delivers medical images from cloud infrastructure rather than on-premise servers, using the DICOM standard to encode images and DICOMweb services to move them over the web.... By Alexandru Artimon Aug 31, 2026

DORA Compliance for FinTech Vendors: What Selling Software to EU Financial Firms Now Requires DORA, the Digital Operational Resilience Act (Regulation (EU) 2022/2554), is the EU regulation that requires financial entities to manage the risks of their information and communication technology (ICT) systems and, critically for software vendors, the risks posed by third parties... By Dan Croitoru Aug 28, 2026

Bidding on UN Software Tenders: UNGM, the RFP Process, and the Technical Proposal A UN software tender is a competitive solicitation through which a United Nations agency or international organization procures software development or digital services, published on the United Nations Global Marketplace (UNGM) and, in almost all cases, awarded through a Request... By Alexandru Artimon Aug 20, 2026

The EU AI Act Deadline Moved: What the 2026 Digital Omnibus Changes for Medical Device Software The Digital Omnibus on AI is a 2026 amendment to the EU AI Act that postpones the application of high-risk AI obligations, including those for AI-enabled medical device software, while leaving the AI Act’s transparency and AI literacy obligations on... By Alexandru Artimon Aug 18, 2026

Custom Banking Software Development: Types, Compliance, and Cost Custom banking software development is the process of designing, building, and integrating software tailored to a bank’s specific operations, from core banking systems and digital channels to payments, lending, and compliance tools, rather than adopting an off-the-shelf product unchanged. Banks... By Andrei Blaj Aug 10, 2026

EdTech Software Development: Types, Process, Compliance, and Cost EdTech software development is the process of designing, building, and shipping educational technology products, from learning management systems and student information systems to adaptive learning and virtual classroom tools, in accordance with the privacy and accessibility requirements that govern software... By Alexandru Artimon Aug 9, 2026

FinTech App Development: Types, Features, Compliance, and Cost FinTech app development is the process of designing, building, and shipping a mobile or web application that delivers a financial service, such as payments, banking, lending, or investing, under the security and regulatory requirements that govern financial products. A FinTech... By Alexandru Artimon Jul 30, 2026

Fractional CTO: What It Is, What It Costs, and How to Hire One A fractional CTO is a senior technologist who takes on the Chief Technology Officer role for a company on a part-time basis, providing architecture decisions, technical hiring, and engineering leadership without the cost or commitment of a full-time executive. Startups... By Alexandru Artimon Jul 28, 2026

CTO as a Service: What It Is, What It Costs, and When Startups Need One CTO as a Service is a fractional or part-time engagement model that gives funded startups access to Chief Technology Officer-level leadership (architecture decisions, technical hiring, vendor selection, investor diligence) without committing to a full-time executive hire. Funded startups typically use... By Alexandru Artimon Jul 1, 2026

MVP vs MLP: Minimum Viable Product vs Minimum Lovable Product An MVP (Minimum Viable Product) is the smallest version of a product that tests whether the idea works. An MLP (Minimum Lovable Product) is the smallest version used to test whether users care enough to come back. Funded startups choose... By Andrei Blaj Jun 24, 2026

Custom Fintech Software: Build, Embed, or Adapt for Banks and Startups Custom fintech software is a tailored financial technology platform, such as a payment system, lending engine, digital wallet, neobank application, or wealth management tool, built for a specific financial workflow, regulatory jurisdiction, or customer segment that off-the-shelf fintech products cannot... By Alexandru Artimon Jun 22, 2026

MedTech Product Development: From Concept to Regulatory Clearance MedTech product development is the regulated process of designing, engineering, verifying, validating, and submitting a medical device or device software for market clearance under FDA design controls, EU MDR requirements, or both. The medical device product development lifecycle spans six... By Andrei Blaj Jun 18, 2026

Custom EdTech Software Development: The Build Decisions That Matter Custom edtech software is a purpose-built learning platform, assessment engine, tutoring application, or student management system designed for a specific educational workflow, audience, or institution that off-the-shelf tools cannot serve. Funded EdTech teams and educational institutions face three paths to... By Alexandru Artimon Jun 5, 2026

Technology Blog: how our lives are shaped by emerging technologies

Blog Categories

Recent Articles