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Data Engineering Services

Build a data foundation that makes analytics and reporting trustworthy today, and powers the automation of tomorrow. With our data engineering services, your AI agents act on records that are resolved to one version, validated on the way in, and traceable back to their source.

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The real challenges behind data-driven failure

With agentic AI, a wrong number that used to be caught in a meeting now reaches a customer. Sensitive data that was merely untidy sits one access request away from a compliance failure. These are the challenges we solve as a data engineering services company.

Your data sits in systems that were never meant to join

The CRM has its own customer ID, billing has another, the product database a third. Formats and refresh cadence differ too, so someone exports to a spreadsheet, matches rows by hand, and that spreadsheet becomes the integration layer nobody has documented.

Every system has its own version of the same number

Ask two teams for active customers and you get two numbers, both correct under their own definition. Every downstream metric inherits the argument. The ambiguity a human would have raised in a meeting persists when decisions are made by autonomous AI agents.

AI is confident (and wrong) when the data is bad

An agent given stale or duplicated input produces a confident, well-formatted answer. It does not care if that answer is wrong. Detection lands on whoever received the output. That person is usually a customer, and by that time, the same flawed logic has already run against everything else.

Nobody can prove what an automated decision was based on

Answering "why did an agent do that" needs the record version, the pipeline run, and the transformation behind the output. Lineage for reports is common. Lineage that reconstructs an automated decision across all three is a different requirement. Without one, an engineer spends days rebuilding the trail by hand while a compliance review waits on the answer.

Agents write, and nobody scoped what they can touch

Reading the data wrong produces a bad answer. Writing it wrong changes state. A retry that fires twice, or a bad decision that propagates before anyone sees it, is a different class of failure from a wrong answer on a screen.

Sensitive data that's governed nowhere

The same customer record was copied into a warehouse, a spreadsheet, three integrations, and a backup nobody remembers configuring. Each copy carries the personal data of the original, and none inherited its access rules, so the honest answer to "where does this person's data live and who can reach it" is that nobody knows without a hunt.

End-to-end data engineering services & solutions

Turn your data into a reliable foundation for AI to act on without producing a confident wrong answer. Our data engineering consultants know the standard because we hold our own platform to it, resolving identity and governing definitions before a single agent gets read access.

Data engineering consulting and strategy

MindK starts with a fixed-scope audit that profiles your actual records. When you do decide to build, the same engagement produces the design it runs on: the model, the grain, how history is kept, and how tenants are separated.

Data readiness audit
Data modeling
Schema design
Grain and history strategy
Tenancy model
Data platform PoC development
Learn more

Data pipeline development

We build the transformation layer that takes raw ingested records through cleaning, business logic, and modeling into tested, documented datasets. Each step runs in order, retries on failure, and backfills history without a manual replay; every transformation is version-controlled and tested against known inputs.

Transformation logic
DBT-style modeling
Orchestration
Backfill and replay
Pipeline testing
Data contracts
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Data integration engineering services

Make systems that were never designed to exchange data do it on a schedule, with the real failure modes. Validation gates decide what reaches the served layer and what stops for review.

Source connectors
API and file ingestion
Change data capture
Incremental loads
Validation gates and alerting
Orchestration
Learn more

Data quality and identity resolution

Get one record per real-world entity, so two teams counting the same thing agree. Deterministic matching handles the clean cases; the rest need scored rules tuned against records a human has reviewed, then monitored, because match quality drifts as sources change.

Profiling
Validation rules
Deduplication
Entity resolution
Quality monitoring
Learn more

Data platform engineering

We build the architecture designed in the modeling phase and run it in your own cloud account. When it replaces a legacy pipeline or a SaaS tool, the new platform runs alongside the old one until their numbers reconcile, then cuts over on a date you choose.

Warehouse implementation
Lakehouse
Streaming layer
Legacy migration
SaaS replacement
Learn more

AI enablement layer

Provide agents with a scoped, validated context instead of credentials to your warehouse. Get metric definitions resolved in one place, a retrieval that returns only the records the task needs, and an evaluation harness that catches answers that are wrong but plausible before a user sees them.

Semantic layer
Retrieval and context assembly
Evaluation harness
Agent access scoping
Learn more

DataOps and reliability

A breakage should not be caught by your customers. We implement monitoring that checks freshness and volume on every load and flags an upstream schema change the moment it arrives at ingestion. The team also puts a cost review on a schedule to prevent surprise bills.

Monitoring and alerting
Cost optimization
Schema evolution
Incident response
Team training
Learn more

How we helped companies build scalable data platforms

Explore the case studies highlighting our data engineering consulting services.

  • Background for

    BIG Healthcare

    Annual disruptions reduced from 7 days to zero

    Canada

    A Big Data platform serving Canadian hospitals experienced severe disruptions and performance drops due to the growing data volumes. MindK re-architected the system to benefit from a modular structure and AWS auto-scaling. The legacy Extract-Load-Transform was changed to a highly available ETL outside the reporting database with a new Star Schema warehouse.

  • Background for

    GoodBilling

    68K of claims a month running on data we engineered

    USA

    GoodBilling is MindK’s own agentic RCM platform. Underneath the agents is a data layer capable of processing hundreds of thousands of claims. Its identity resolution, validation gates, and lineage make sure the human operator always has the tools they need for a fast evaluation.

  • Background for

    HLTH Rate

    20+ TB of payer pricing files turned into a searchable product

    USA

    Machine-readable pricing files published by payers arrive in enormous machine-readable files (MRF) with inconsistent structure. MindK built a platform that turns MRFs into searchable pricing across 250,000+ providers and 20,000+ procedures.

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    We specialize in healthcare data engineering and AI enablement

    We work in the industry where formats and code systems were built for exchange between institutions rather than for computation.

    Every healthcare format supported

    FHIR R4, HL7 v2, CDA, X12, and DICOM, plus the undocumented vendor export that arrives as a fixed-width file whose header changes after an EHR upgrade. Parsers are built to expect that drift, so an unrecognized segment is quarantined with its source record retained, and one payer changing its formatting slows a single source instead of stopping the load.

    Terminology mapping treated as engineering

    ICD-10, LOINC, SNOMED CT, RxNorm, CPT, and the local proprietary codes every organization accumulates and nobody documents. Unmapped codes raise no errors; they shrink every cohort quietly. Mapping coverage is measured per source and per code system, and the unmapped remainder is reported as a number instead of disappearing from the count.

    Patient identity resolved across every source system

    The same person exists in the EHR, the CRM, scheduling, and billing under different identifiers, with demographics that nearly match. Resolution runs on scored rules tuned against records a human has reviewed, and ambiguous pairs go to a review queue instead of being merged optimistically. Until identity is settled, clinical and financial data cannot be joined at all.

    Clinical, financial, and operational data reconciled

    Contract logic, pricing rules, and activity definitions differ per source system. A billing line is often a component of a procedure rather than the procedure itself, and it reads as a total until modifiers are interpreted. That is how a reconciliation balancing row by row still disagrees at the summary someone is presenting to a board.

    Clinical notes and documents turned into usable model inputs

    Extraction, structuring, and validation all happen before anything reaches a model. Every extracted value keeps a confidence score and a pointer to its source document. A clinician can always check where it came from. Low-confidence extractions route to review rather than into a count somebody will later have to defend.

    PHI boundaries enforced in the data layer, agents included

    De-identification, minimum necessary, consent scope, and a retained audit trail. Access decisions live in the platform where they can be tested, logged, and revoked, so an agent inherits exactly the restrictions of the service account it runs under. Instructions in a prompt are not an access control.

    How we handle sensitive data and audit requirements

    Compliance work that starts after the platform is built turns into a documentation exercise, so these controls sit in the architecture from the first pipeline.

    HIPAA technical safeguards

    Encryption in transit and at rest, role-scoped access control, audit controls, and integrity checks on every load. Documentation ships as a project artifact while the decisions are being made, rather than being reconstructed months later for an assessment.

    GDPR and data minimization

    Lawful basis recorded per processing purpose, retention rules enforced by the pipeline rather than by policy, and pseudonymization wherever the use case survives it. This applies to EU-resident data regardless of which region the processing runs in.

    De-identification before data reaches a model

    Direct identifiers removed or generalized, and output validated before release. Re-identification risk is assessed per use case, because a small cohort plus a rare diagnosis plus a date can identify a person with every name already stripped.

    Identity, access, and secrets

    MFA, role-based access, IAM policies scoped to the pipeline rather than to the team, managed secrets, and no shared credentials. Permissions are enforced at the data layer, so humans and agents are subject to the same rules.

    Audit logging and lineage

    Every API call, user action, and pipeline run is recorded. Lineage links an automated decision back to the record versions behind it, which turns an incident review into a query instead of an excavation.

    Deployment inside your own cloud account

    The platform runs in your infrastructure, inside your governance perimeter. Data does not leave it, and the access we hold is scoped and revocable.

    Our proven data engineering delivery process

    Your engineers work alongside ours from the first phase through to run, and each phase below makes that division of ownership explicit.

    Data audit and readiness assessment

    We start with a source inventory, profiling against real records rather than documentation, flow mapping between systems, and a quality score per source. You give read access and one domain owner who can settle definition questions. Where a system is undocumented and nobody remembers how it works, profiling reconstructs its behaviour from the records themselves.

    01

    Target architecture and data model

    We settle the storage choice, batch against streaming, the tenancy model, and the cost envelope each option carries at projected volumes. Your architects review the model and sign off. We document every trade-off, including which assumptions would make a different choice correct, so the decision can be revisited later without being reverse-engineered.

    02

    Integration and pipeline engineering

    We build the connectors, incremental loads, retries with backoff, validation gates, and alerting that names the source that failed. Your team supplies system access and someone who knows which of two exports is authoritative. We own pipeline reliability, including the upstream systems that change format without telling anyone.

    03

    Standardization into one governed layer

    This phase covers entity resolution, deduplication, shared definitions, and versioned deployment. Your team confirms what each definition should be, because that is a commercial decision rather than a technical one, and your domain owners are the only people who can make it. We enforce it in code, so a new pipeline cannot introduce a competing version of a metric that already exists.

    04

    The AI-ready layer and its evaluation harness

    This phase assembles the semantic layer, retrieval, context assembly, and output checks. You name the first automation you want running and supply the known-correct cases the harness scores against, since neither can come from us. We build the layer and the harness that catches outputs that are wrong but plausible before a user sees one.

    05

    Handover, then run and optimize

    Handover means runbooks, documentation, and training run against your own pipelines plus monitoring and cost tuning. This includes optimizing both infrastructure and the inference costs. The target is your engineers operating the platform cost-effectively without us in the room. We stay for run support at whatever level you want, including none.
    06

    Technologies we work with

    React Native developers at MindK are highly motivated individuals and proponents of lifelong education with practical experience of cutting-edge libraries, tools, and components.
    • AWS Glue AWS Glue
    • AWS Lambda AWS Lambda
    • Amazon S3 Amazon S3
    • · · AWS Athena
    • Amazon Redshift Amazon Redshift
    • Amazon Kinesis Amazon Kinesis
    • Amazon RDS Amazon RDS
    • Amazon ElastiCache Amazon ElastiCache
    •  Amazon SQS Amazon SQS
    • Amazon API Gateway Amazon API Gateway
    • AWS Cognito AWS Cognito
    • AWS Secrets Manager AWS Secrets Manager
    • AWS CloudTrail AWS CloudTrail
    • AWS CloudWatch AWS CloudWatch
    • AWS WAF AWS WAF
    •  Azure Synapse Azure Synapse
    • Azure Data Lake Storage Azure Data Lake Storage
    • Azure Event Hubs Azure Event Hubs
    • Azure Functions Azure Functions
    • Azure Health Data Services Azure Health Data Services
    • Apache Iceberg Apache Iceberg
    • Delta Lake Delta Lake
    • Apache Parquet Apache Parquet
    • Debezium Debezium
    • PostgreSQL PostgreSQL
    • Redis Redis
    • TypeScript TypeScript
    • Node.js Node.js
    • NestJS NestJS
    • Terraform Terraform
    • Snyk Snyk
    • Datadog Datadog
    • Tableau Tableau
    •  Power BI Power BI

    Which data architecture
    is right for you?

    There is no single right data architecture. Our audit's goal is to find a data engineering solution
    that suits your actual volumes, query patterns, and the first automation you want to run.

    Reporting replica of your operational database

    This is the fastest option to stand up, with no second platform to staff or operate. It fits a single main application database with modest volumes and a handful of concurrent analysts. Heavy queries still compete with the application for the same resources.
    01

    Dimensional warehouse on a star schema

    When the same metrics are measured repeatedly across many tenants, a dimensional warehouse gives predictable query cost, straightforward schema evolution, and a direct connection for your BI tools. The trade-off is that every genuinely new question needs modeling work before it can be answered.
    02

    Lakehouse on object storage

    For large or semi-structured volumes with unpredictable query patterns and a tight cost envelope, a lakehouse keeps storage cheap through columnar compression. There's no idle database to fund between loads. The table format is where the "all or nothing" load behaviour comes from. Partition design and query tuning still decide whether the savings hold, because a full scan over a badly partitioned table is still a full scan.
    03

    Streaming and event-driven layer

    When an automation has to act within seconds, streaming lets agents trigger on events instead of polling tables that may be stale. It carries a real operational burden, because brokers, consumer lag, replay, and ordering all become things somebody owns, and batch is enough for most reporting workloads.
    04

    Canonical model and interoperability layer

    When you exchange data with external systems on published standards, a canonical model lets you map once per source instead of one mapping per integration pair. The tenth partner costs what the second did. The mapping effort is front-loaded and needs domain owners available.
    05

    Hybrid: raw lakehouse with served marts

    When one platform has to serve analysts, product features, and agents at once, a hybrid keeps raw history cheap in the lakehouse while the served marts stay fast. Cost and latency do not compete over the same decision. The tradeoff is two layers to keep consistent, which forces definitions to live in code.
    06

    Where teams usually go next

    Why choose MindK for data engineering

    Decisions that make a data platform cheap to run, safe to trust, and ready for AI all get made before the first pipeline runs.

    Engineered for the cost curve

    We use columnar formats and deliberate partitioning cut storage and compute sharply at volume.

    01

    Loads deploy all or nothing

    Validation gates run before the served layer is touched, and deployment is versioned.

    02

    Multi-tenant by default

    Each tenant's processing runs on its own isolated partition with row-level access, so one customer's load never slows another's queries.

    03

    AI-ready by design

    The same team builds the automation that consumes the layer. Definitions, retrieval scope, and refresh cadence are set against the real workload.

    04

    What
    our
    clients
    say

    • Allison Erickson

      Allison Erickson

      Director of Product, The Lactation Network
      USA

      Allison Erickson

      Such quality work in such efficient timing

      «I have nothing but great things to say about our partnership with MindK and the solid work they have done and continue to do for the growth of our company. Our rapport is strong which is a reflection of their professionalism, hard work, and great outputs.»

    • Ida Groth

      Ida Groth

      Senior Product Manager, Building Materials Company
      Norway

      Ida Groth

      Responsibility
      and proactiveness

      «It’s so comforting to know that they see the whole picture and take full responsibility. It’s made all of the difference. I was most impressed with their proactiveness.»

    • Per Otto Larsen

      Per Otto Larsen

      Head of CSR Services, CEMAsys.com
      Norway

      Per Otto Larsen

      High level of detail
      and thoughtfulness

      «The level of detail and thoughtfulness of what they deliver is so good, that a simple explanation of the next idea serves as the basis for them to take it and turn into reality. MindK’s support allows us to focus on core business, product growth and our customers’ needs.»

    • Al Hariri

      Al Hariri

      Co-Founder, Vitagene
      USA

      Al Hariri

      Results-oriented and
      outcome-driven

      «I can tell you confidently that they are different from your regular agency that just wants to charge as much money for their work as they can get away with. MindK is completely results-oriented and outcome-driven.»

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      Our insigts

      Codeless Test Automation ROI

      Codeless Test Automation ROI: Calculations and Comparison with Traditional Automation

      Read more
      Top healthcare AI software development companies in 2026 (1)

      Best 8 Healthcare AI Companies for Custom Development in 2026

      Read more
      12-Step Guide to Patient Access APIs with Azure Health Data Services

      12-Step Guide to Patient Access APIs with Azure Health Data Services

      Read more

        Ready to Turn Your Data Into a Competitive Advantage?

        Let us know about your technology challenges and we'll
        help you resolve them.

        FAQ

        • What does the audit cover and how long does it take?

          A source inventory, profiling against real records rather than documentation, flow mapping between systems, a quality score per source, a target architecture, and a costed roadmap. From you it needs read access to the systems in scope and one domain owner who can settle definition questions when profiling turns up two versions of the same number

        • Do we need a warehouse before we can run AI agents?

          No. People searching for data science engineering services usually want this question answered, and the sequence depends on the first automation. One that reads a single system needs a reliable pipeline and a scoped retrieval path. One that reconciles across four systems needs identity resolved and definitions governed first, which is closer to warehouse work. The architecture section above covers the trade-offs; the audit argues them against your volumes.

        • Can you work on top of our existing stack?

          Yes, and that is the usual outcome. Some data engineering service providers arrive with a platform they intend to sell. Replacement here is a finding that has to be justified against your volumes, your cost envelope, and the migration risk.

        • Who owns the platform and the code?

          You do, both of them. Deployment runs in your cloud account and code lands in your repositories, so the platform we build keeps running on your infrastructure whether or not you keep working with us. The managed cloud services it uses are billed by your provider directly, under your own account, not licensed through us.

        • Do you replace our internal data team?

          No. Handover and training are explicit phases with their own deliverables: runbooks, documentation, and training run against your own pipelines rather than a generic curriculum. If you have no data team yet, our data engineering consultants can hold the run function until you hire one, then train whoever you hire.

        • How do you handle PHI?

          De-identification before data reaches a model, access scoped and enforced in the data layer rather than in application code, and an audit trail retained for every pipeline run. The compliance section above lists the controls.

        • Our data is genuinely bad. Is it too early to talk?

          Bad data is the normal starting point and the reason the audit exists. Profiling gives you the size of the problem in records and engineering hours instead of adjectives, which is what makes it a budget conversation rather than a worry.

        • What does an engagement cost?

          The audit is priced separately from any build, so the first commitment is small, fixed, and independent of what follows.

        • How soon can the first automation run on the new layer?

          It depends on how many systems the automation reads and whether identity is already resolved across them, which is usually the long pole rather than the pipeline itself.

          Turn your data into
          business advantage

          Share your challenges and we'll respond within 24 hours to set up a
          free, non-binding meeting with our data engineering consultants.

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