https://tankarsolutions.com/insights Articles and guides from Tankar Solutions on AI systems, product engineering, mobile apps, GovTech and working with a development team in India. en Mon, 14 Sep 2026 00:00:00 GMT https://tankarsolutions.com/insights/flutter-or-react-native-how-we-choose https://tankarsolutions.com/insights/flutter-or-react-native-how-we-choose Mon, 14 Sep 2026 00:00:00 GMT The six questions that decide between Flutter and React Native for a new app, when the answer is native, and what each choice costs two years later. mobile https://tankarsolutions.com/insights/rag-vs-fine-tuning-for-enterprise-documents https://tankarsolutions.com/insights/rag-vs-fine-tuning-for-enterprise-documents Sun, 13 Sep 2026 00:00:00 GMT What retrieval and fine-tuning each change, how cost, latency, citations and data residency decide between them, and how to measure accuracy honestly. ai https://tankarsolutions.com/insights/working-with-an-indian-development-team-from-the-us https://tankarsolutions.com/insights/working-with-an-indian-development-team-from-the-us Sun, 13 Sep 2026 00:00:00 GMT Time-zone maths for Eastern and Pacific, a working cadence, contracts and IP, USD invoicing, data protection, a two-week trial and the failure modes. outsourcing https://tankarsolutions.com/insights/getting-an-app-through-store-review-without-losing-a-week https://tankarsolutions.com/insights/getting-an-app-through-store-review-without-losing-a-week Sat, 12 Sep 2026 00:00:00 GMT Why apps are rejected by App Store and Google Play review, the checklist we run before every submission, and how to make a rejection cost a day, not a week. mobile https://tankarsolutions.com/insights/an-evaluation-set-before-a-model-how-we-test-an-llm-feature https://tankarsolutions.com/insights/an-evaluation-set-before-a-model-how-we-test-an-llm-feature Fri, 11 Sep 2026 00:00:00 GMT Why the first deliverable of an LLM feature is a set of real questions with agreed answers, how to build one in a week, and the five numbers to report. ai https://tankarsolutions.com/insights/fixed-price-or-time-and-materials-how-to-choose https://tankarsolutions.com/insights/fixed-price-or-time-and-materials-how-to-choose Thu, 10 Sep 2026 00:00:00 GMT What each engagement model protects you from and exposes you to, the questions that decide between them, and the hybrid most product builds end up with. outsourcing https://tankarsolutions.com/insights/working-with-an-indian-development-team-from-the-uk https://tankarsolutions.com/insights/working-with-an-indian-development-team-from-the-uk Wed, 09 Sep 2026 00:00:00 GMT Overlap hours between London and Ahmedabad, a cadence that uses them, UK GDPR paperwork for an offshore processor, contracts, invoicing and what to ask. outsourcing https://tankarsolutions.com/insights/working-with-an-indian-development-team-from-the-gulf https://tankarsolutions.com/insights/working-with-an-indian-development-team-from-the-gulf Tue, 08 Sep 2026 00:00:00 GMT Near-full overlap hours, the working week and Ramadan, UAE and Saudi data protection law, data residency in a Gulf cloud region, Arabic and contracts. outsourcing https://tankarsolutions.com/insights/what-a-tender-evaluator-checks-on-a-software-vendors-website https://tankarsolutions.com/insights/what-a-tender-evaluator-checks-on-a-software-vendors-website Mon, 07 Sep 2026 00:00:00 GMT The eligibility facts an Indian public-sector evaluator verifies before reading a technical bid, where each is checked, and how a vendor's website helps. govtech https://tankarsolutions.com/insights/the-weekly-demo-and-what-it-prevents https://tankarsolutions.com/insights/the-weekly-demo-and-what-it-prevents Sun, 06 Sep 2026 00:00:00 GMT Why every engagement gets a thirty-minute demo of working software each week, how the meeting runs, and the five expensive surprises it makes impossible. product-engineering https://tankarsolutions.com/insights/when-a-problem-needs-machine-learning-and-when-a-rule-will-do https://tankarsolutions.com/insights/when-a-problem-needs-machine-learning-and-when-a-rule-will-do Sat, 05 Sep 2026 00:00:00 GMT The test we apply before proposing a model: whether a rule, a query or a lookup solves the problem first, and what a model costs to keep running. ai https://tankarsolutions.com/insights/the-handover-pack-what-you-should-receive-when-a-build-ends https://tankarsolutions.com/insights/the-handover-pack-what-you-should-receive-when-a-build-ends Fri, 04 Sep 2026 00:00:00 GMT The eleven things a finished software project should hand you, from the repository and the runbook to the keys, and what to ask if any of them is missing. product-engineering https://tankarsolutions.com/insights/offline-first-designing-a-field-app-for-poor-connections https://tankarsolutions.com/insights/offline-first-designing-a-field-app-for-poor-connections Thu, 03 Sep 2026 00:00:00 GMT How a field app keeps working without a network: local storage, a sync queue, conflict rules, honest status on screen, and the tests that prove it. mobile https://tankarsolutions.com/insights/hosting-a-government-system-in-india-empanelled-clouds-and-audits https://tankarsolutions.com/insights/hosting-a-government-system-in-india-empanelled-clouds-and-audits Wed, 02 Sep 2026 00:00:00 GMT What a public body's tender expects of hosting: an empanelled cloud or state data centre, data kept in India, a security audit before go-live and readable logs. govtech