Cloud App Development Services

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    SMART SOLUTION

    Award-winning cloud application development services for a reasonable price

    cloud app development

    PLANEKS engineers production-ready backend systems, APIs, and data layers that power cloud applications. Cloud application development services at PLANEKS cover the full lifecycle: architecture, backend development, deployment, and monitoring, all handled by one dedicated team from start to finish.

    As a Python-first cloud application development company, we design, deploy, and maintain cloud software using AI-assisted tooling to move through boilerplate fast, while senior engineers review every architectural decision that impacts production.

    When You Need Cloud App Development Services

    With 100+ clients served, PLANEKS has worked across a wide range of cloud development projects. Most clients come to us with one of the following challenges.

    An application depends on a single server or outdated infrastructure

    Your product works, but it relies on one VPS, manual server management, or infrastructure that is difficult to scale. As traffic, data, and feature complexity grow, this setup becomes harder to maintain and easier to break. PLANEKS helps plan and execute the migration to cloud infrastructure without unnecessary disruption.

    Deployments are slow, risky, or require downtime

    Every release takes too much manual work, and even small updates can affect users or create production issues. We help move your application to a more reliable cloud deployment setup with structured environments, CI/CD pipelines, rollback options, and better release control.

    Scaling requires more hardware instead of better architecture

    Your team keeps adding server resources to handle load, but performance problems still return. We analyze the backend, database queries, infrastructure usage, and deployment setup before migrating, so the cloud environment solves the real scalability issues instead of only increasing costs.

    Software needs better performance and reliability

    Response times that were effective start to degrade as traffic grows, and background jobs that used to run quickly begin blocking the queue behind them. We approach these as architecture problems and enhance the design, not the server-size issues.
    99 %

    JOB SUCCESS RATE

    $ 120 mln

    RAISED BY OUR CLIENTS

    5

    ONLY BY OUR CLIENTS

    Our Cloud Application Development Services

    PLANEKS structures cloud app development services around the lifecycle of a system: decisions made before code exists, the build itself, and the operational work that keeps a system healthy after launch.

    Cloud Application Consulting

    Selecting a cloud provider without proper requirements analysis often results in a platform that does not match the actual workload. PLANEKS conducts requirements analysis, provider evaluation, and cost estimation early in the process, helping ensure predictable infrastructure costs and a solution aligned with project needs.

    Custom Cloud App Development

    Cloud-based web applications, SaaS platforms, and data-driven products are built using Django, FastAPI, and PostgreSQL as the core stack. Django is used for complex business logic such as multi-tenant SaaS systems with role-based permissions and billing. FastAPI supports high-performance asynchronous APIs, particularly for integrations and external services. AI-assisted tools help accelerate routine development tasks, while our engineers essentially review all code before release.

    Cloud-Native Architecture Design

    A cloud-native application designed from scratch can use patterns that a migrated legacy system can't retrofit without a rewrite, like horizontal autoscaling tied to queue depth instead of CPU usage. As a cloud native app development company, PLANEKS chooses managed databases when ease of operation matters more than control and switches to self-hosted Postgres only when query tuning needs direct access.

    Cloud Migration Services

    Our cloud app development company plans every migration in phases, moving non-critical services first to validate the target environment before proceeding with the database that holds customer data. This staged approach keeps the live system running throughout the process, limits the impact of any single step, and gives the team a clear rollback point if something doesn't go as expected.

    Cloud Application Modernization

    PLANEKS modernizes legacy systems incrementally: extracting one bounded module at a time, placing an API boundary around it, and migrating traffic only after the new module has proven stable. We use AI tools to accelerate repetitive migration tasks, while PLANEKS experts review every change to ensure architectural consistency.

    Cloud Integration

    Most cloud applications depend on outside systems to function properly. They need to talk to a payment gateway, a CRM, and analytics platforms, all of which expect different formats. PLANEKS builds these connections with retry logic from the outset, so the system keeps running smoothly even when a third-party service responds slowly or drops a request.

    Cloud Infrastructure Setup and Monitoring

    Proper monitoring extends the software's lifecycle, improves outcomes, and helps optimize costs over time. Our team configures servers, databases, and access controls as part of the build, then pairs this with monitoring of error rates and queue depth, so issues get caught and resolved before they reach the customer.

    Our Cloud Application Development Services

    The architectural decisions in cloud app development services depend on the software’s concepts and needs, and PLANEKS fits each project’s requirements individually, treating each case on its own terms.

    saas

    SaaS Applications

    Multi-tenant systems with subscriptions and role permissions need a database design that prevents one customer's load from degrading another's. PLANEKS handles tenant isolation at the schema or row level, depending on compliance needs.
    SaaS Development Services
    cloud apps

    Cloud-Based Web Apps

    Booking systems and marketplaces carry transactional logic where data integrity is crucial. Our cloud-based web app development agency builds these systems on transactional guarantees that keep every booking, order, and update accurate.
    Web App Cost Calculator
    backend development

    API-Driven Cloud Backends

    We build FastAPI cloud backends for user-facing apps and third-party integrations, using asynchronous architecture to handle high request volumes without compromising performance.
    Backend Development Services

    Cloud App Architecture Options We Design and Maintain

    Architecture decisions should be based on real constraints such as team size, expected traffic, and scalability needs. PLANEKS helps choose the most suitable approach for your project.

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    01

    Monolithic cloud applications

    For most MVPs and early-stage products, a monolithic architecture is the most practical choice. A single, well-structured codebase simplifies development, deployment, and maintenance while allowing new features to be delivered quickly.

    02

    Modular architecture

    As an application grows, modular architecture introduces clear boundaries between business domains while keeping a single deployable application. This improves maintainability, supports larger development teams, and provides a reliable path toward future scaling.

    03

    Microservices architecture

    Microservices are best suited for mature systems with multiple teams, complex integrations, or independent deployment requirements. When applied at the right stage, they improve scalability and flexibility without adding unnecessary operational complexity.

    04

    Serverless components

    Serverless services handle event-driven tasks like file processing, notifications, scheduled tasksб and background jobs, scaling automatically so the core application can focus on business logic.

    Our Cloud App Development Process

    We begin by understanding your project’s requirements and challenges. From there, we tailor our development process to deliver the right solution.

    1

    Discovery and requirements analysis

    PLANEKS works with you to understand your business goals, technical requirements, and project priorities before development begins.
    2

    Architecture and cloud strategy

    We define the application architecture, technology stack, cloud infrastructure, and security approach based on your business and technical requirements.
    3

    Project estimation and roadmap

    The project is divided into clear milestones with defined deliverables, timelines, and cost estimates to ensure transparency throughout development.
    4

    UI/UX and product planning

    When needed, we create user flows and wireframes to validate the product experience before implementation.
    5

    Cloud application development

    Our engineers build secure, maintainable cloud applications using modern development practices. Every code change is reviewed to ensure quality, consistency, and architectural alignment.
    6

    Testing and quality assurance

    We perform functional, integration, performance, and security testing to verify that the application is reliable and ready for production.
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    Cloud deployment

    PLANEKS prepares the production environment, deploys the application, and validates a stable release while minimizing deployment risks.
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    Monitoring, optimization, and support

    After launch, we monitor application performance, optimize infrastructure and code where needed, and provide ongoing support as your business grows.

    Cloud App Development Best Practices We Follow

    Every project has different requirements, but the principles behind reliable cloud software remain the same. We apply proven practices that improve security, scalability, performance, and long-term maintainability.

    01

    Cost-conscious architecture

    Infrastructure is designed around current business needs and scaled efficiently as the application grows.
    02

    Security by design

    We incorporate authentication, authorization, data protection, and secure development practices from the beginning of the project.
    03

    Scalable backend development

    Our team builds backend systems with maintainable architectures, optimized databases, and APIs that support future growth without major rework.
    04

    API-first development

    We define API contracts early to ensure consistent communication between frontend applications, backend services, and third-party integrations.
    05

    CI/CD and deployment automation

    Deployment pipelines automate testing and releases, improving consistency and reducing manual errors.
    06

    Monitoring and performance optimization

    Application performance and infrastructure health are continuously tracked to identify issues early and maintain system reliability.

    Cloud Technologies We Work With

    Our cloud-based application development company uses a reliable tech stack that varies by project, matching each solution to its actual requirements.

    cloud platforms

    Cloud platforms

    Amazon Web Services, Google Cloud Platform, Microsoft Azure. Our AWS cloud application development services leverage managed services tailored to each workload, from databases to serverless functions.
    backend technologies stack

    Programming and backend

    Python, Django, FastAPI, Flask, REST APIs, and GraphQL. We integrate payment systems, CRM and ERP platforms, analytics tools, email automation, and data warehouses.
    databases

    Databases and storage

    PostgreSQL, MySQL, MongoDB, Redis, and cloud services such as Amazon Web Services (AWS), Google Cloud Platform (GCP), and Microsoft Azure.
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    DevOps and infrastructure

    Docker, Kubernetes, where team scale justifies it, CI/CD through GitHub Actions or GitLab, Terraform for reproducible environments, and cloud-native monitoring.

    Why Choose PLANEKS for Cloud Application Development

    Our cloud app development company ensures deep Python expertise, practical scoping, and long-term accountability, with the same engineers handling architecture and API implementation from discovery through deployment.

    Python-First Cloud Development Expertise

    Specializing in Python, the most widely used programming language today, gives PLANEKS engineers deep, focused expertise. Our experience is built through work across 20+ industries, supporting both SMEs and enterprise clients.

    Practical Approach for Startups and SMEs

    With 50+ startup partnerships, PLANEKS knows that a growing company needs a system reliable now and scalable later, so every recommendation gets sized to the budget actually in front of it.

    Flexible Cooperation Models

    PLANEKS adapts to the specific requirements of each engagement, whether that means owning delivery end-to-end or slotting one or two engineers into an existing sprint cycle, so the partnership delivers maximum value to the project.

    Strong Backend and API Experience

    Cloud applications depend on backend reliability above all else, and PLANEKS engineers focus most of their work on exactly that layer.

    Transparent Estimates and Delivery

    PLANEKS breaks every project into deliverables that a client can verify, with clear reasoning behind each estimate.

    Long-Term Product Support

    Launch isn't the finish line, so PLANEKS engineers continue to monitor application performance, fix issues, and extend functionality well after release, ensuring the product is efficient in real-world usage.

    Cooperation Models

    We approach every project according to the client’s specific needs and set up the cooperation model accordingly.

    Dedicated Cloud Development Team

    The dedicated team model is suitable for companies building a product from the ground up that need backend, DevOps, and cloud engineering capacity without the cost of hiring in-house.
    Hire Python Developers

    Cloud Development Team Extension

    Team extension is the go-to for teams with an existing product that need Python or cloud engineers who can join a sprint cycle without a ramp-up period.
    Staff Augmentation Services

    Cloud Application Development Cost

    PLANEKS estimates cost based on the actual factors that form it: new development versus migration, the number of user roles, the count of integrations, the volume of data needing migration, and compliance requirements.

    We also build with autoscaling tied to real demand instead of fixed capacity, which typically cuts hosting spend by a third or more compared to an over-provisioned setup, and we choose portable, standard tooling over proprietary services to keep clients free to switch providers later if needed.

    Share the project details, and PLANEKS will return a scoped estimate based on the architecture, integrations, and data complexity of your specific case.

    Cloud Migration vs Cloud-Native Development

    Cloud migration and cloud app development services solve different problems, so the right strategy depends on whether the codebase is still solid or only the underlying infrastructure is broken.

    cloud migration

    Choose Cloud Migration When

    An application already works but needs better scalability, performance, or infrastructure control than its current hosting provides. The business logic stays intact; the infrastructure changes.
    cloud native development

    Choose Cloud-Native Development When

    Implementing a new product or replacing a system old enough that rebuilding from cloud-native primitives costs less than retrofitting them onto the existing codebase.

    Cloud App Development Challenges & How We Solve Them

    With 150+ completed projects, our cloud-based application development company knows how to handle these challenges efficiently.

    Challenge

    Solution

    Cloud infrastructure becomes too expensive

    PLANEKS sizes infrastructure according to your application's expected workload and refines it as usage grows.

    Migration disrupts business operations

    We stage migrations, moving lower-risk components first and keeping a rollback path ready throughout the entire process.

    An application doesn't operate under load

    While it may seem that scaling issues come from a lack of server resources, they're most often caused by inefficient queries. PLANEKS reviews query patterns and indexing first.

    An system is hard to maintain

    Inconsistent code structure makes safe changes harder in the long run. We improve module boundaries inside the same pull requests that ship features.

    Integrations are unstable

    No third-party API stays reliable forever; it will eventually error out or change its format without warning. Our engineers design integrations with retry logic and monitoring from the start.

    Security is unclear or inconsistent

    When permissions differ between endpoints, sensitive data can become exposed. We prioritize security by designing a consistent authorization model and verifying every new endpoint against it.

    Find answers to Frequently Asked Questions

    These are the questions PLANEKS hears most often during discovery calls from companies searching for a reliable cloud-based web app development agency.

    What is cloud application development?

    Developing cloud-based applications that use managed cloud services for hosting, storage, scalability, security, and easier infrastructure management.

    How much does cloud application development cost?

    The cost of cloud native application development services depends on project scope, architectural complexity, integration requirements, and compliance needs. PLANEKS reviews your project first and provides a tailored estimate, helping you plan the budget around the actual work required.

    How long does it take to build a cloud application?

    A cloud application typically takes 3-6 months to reach an initial production release. More complex platforms with multi-tenant architecture, third-party integrations, and compliance requirements often take 6-12 months or longer, depending on scope and feature set.

    Which cloud provider should I choose: AWS, Azure, or Google Cloud?

    There is no single best cloud provider for every project. Contact us for a personalized consultation, and we'll assess your requirements and recommend the most suitable cloud vendor based on your architecture, budget, and business goals.

    Slide project team businessman with a tablet graph on the iphone display glass on the table

    What do people praise about PLANEKS?

    Whether you’re launching a new product, modernizing an existing system, or scaling your engineering capacity, we deliver cloud applications designed for reliability, performance, and future growth.

      Let's help you!

      It's out pleasure to have a chance to cooperate.

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