Web app development services for startups

Client feedback


Of design-driven


on board


Of design-driven


on board

Let’s discuss
Let’s discuss
Our achievements

Halo Lab, a leading startup development company, excels in delivering innovative web apps for emerging startups.

At Halo Lab, we specialize in web app development services for startups, offering planning, design, development, integration, testing, management, and software evolution. Focused on quality and best practices, we support startups, software companies, and enterprises across 30+ industries with our expert app development services.

20 HM Awwwards
Top 100 companies worldwide by Clutch
5 stars on GoodFirms
100% Job Success on Upwork
20 HM Awwwards
Top 100 companies worldwide by Clutch
5 stars on GoodFirms
100% Job Success on Upwork
20 HM Awwwards
Top 100 companies worldwide by Clutch
5 stars on GoodFirms
100% Job Success on Upwork
20 HM Awwwards
Top 100 companies worldwide by Clutch
5 stars on GoodFirms
100% Job Success on Upwork
blue backgroundblue backgroundawards background



Our services

Halo Lab offers comprehensive web app development services for startups. From initial consultation to deployment and support, we ensure a startup’s digital success with innovative and scalable solutions.

Web development consulting

We provide expert web development consulting to guide startups through every project phase, ensuring strategic planning, efficient execution, and successful outcomes.

UI/UX design services 

Our UI/UX design services create intuitive, visually appealing interfaces to enhance user engagement and provide exceptional user experiences for startup web apps.

MVP development

We specialize in MVP development, quickly launching functional prototypes to validate startup ideas, attract investors, and gather user feedback for future iterations.

Mobile app development

We offer mobile app development services that complement a web app, providing seamless cross-platform experiences and expanding the startup’s reach to mobile users.

Application modernization

Our application modernization services update and optimize legacy systems, keeping startup web apps competitive, scalable, and aligned with the latest tech trends.

Cloud app development

Halo Lab’s cloud app development services deliver scalable, secure cloud-based solutions, enhancing startups’ performance and flexibility.

Application support and maintenance

We provide ongoing application support and maintenance to ensure startup’s web apps run smoothly, with regular updates, bug fixes, and performance enhancements.

Why choose Halo Lab for startup web app development

A diverse team of 155 talented experts!
Total funding

Hard work and dedication of the Halo Lab team help our clients secure new successful investment deals.

Completed projects

With our exceptional approach to every project, we bring the dream projects of our clients to life.

Positive vibes

We aim to provide the perfect digital solutions for your business, making this process friendly and chill.


Business challenges are tough, but we have a proven record of elevating our partners to their next and best selves.


Kinetik Platform with over 3500+ Integrated Providers

We helped Kinetik in developing an app and a convenient analytics dashboard — by the end of 2022, they raised over $20M in funding.


The Leading Brand for Custom Esports Clothing Design

Halo Lab crafted a 3D Builder for Raven from scratch, helping them dominate the esports market with a custom ecommerce product.


Bookclub24 — #1 German Online Library for Book Collectors

By assisting Bookclub24 with full-stack development and branding, we propelled the company to attract book lovers worldwide.


$40 Million Raised by Mighty Buildings in Series B

We enhanced Mighty Buildings’ web portal and configurator. They have grown to 100+ employees and secured $100M in investment.

Startup web app development services displayed in our portfolio

Our process

  • 00

Requirement analysis

Gathering and understanding your startup’s needs to define project scope, objectives, and deliverables for a successful web app.


  • Business goals: Identifying and understanding your startup’s business goals to align the web app’s objectives with your vision.
  • User needs: Analyzing target users to understand their needs, behaviors, and preferences to ensure a user-centric web app.
  • Stakeholder interviews: Conducting interviews with key stakeholders to gather insights and define project requirements.
  • Competitive analysis: Evaluating competitors to identify strengths, weaknesses, and opportunities for differentiation in your web app.


  • Scope definition: Clearly defining the project scope, deliverables, and timelines to set realistic expectations and milestones.
  • Technical requirements: Documenting technical specifications and requirements to ensure all aspects of the web app are covered.
  • Budget estimation: Estimating the project budget based on defined requirements, ensuring cost-effectiveness and resource allocation.
  • Feasibility study: Assessing the feasibility of the project, considering technological, operational, and financial aspects to ensure viability.

Planning and architecture

Creating a detailed plan and architectural blueprint to guide the development process, ensuring scalability and efficiency.


  • Project roadmap: Creating a detailed project roadmap outlining key milestones, deliverables, and timelines to guide the development process.
  • Resource allocation: Identifying and assigning the necessary resources, including team members and tools, to ensure efficient project execution.
  • Risk management: Assessing potential risks and developing mitigation strategies to minimize impact on project progress and outcomes.
  • Communication plan: Establishing clear communication channels and protocols to ensure effective collaboration among stakeholders and team members.


  • System design: Developing a high-level system design that outlines the web app's architecture, components, and data flow.
  • Technology stack: Selecting the appropriate technology stack to ensure scalability, security, and performance of the web app.
  • Database schema: Designing a robust database schema that supports efficient data storage, retrieval, and management.
  • API design: Defining API endpoints and interactions to ensure seamless integration with external services and components.

Design and prototyping

Crafting user-centric designs and interactive prototypes to visualize the final product and refine functionality before development.


  • Wireframes: Creating detailed wireframes to outline the structure and layout of the web app, focusing on user experience and navigation.
  • UI design: Crafting visually appealing user interfaces that align with your brand identity and enhance user engagement.
  • Style guide: Developing a comprehensive style guide to ensure consistency in design elements, colors, typography, and overall aesthetics.
  • Interaction design: Designing interactive elements and user flows to create a seamless and intuitive user experience.


  • Interactive prototypes: Building interactive prototypes to visualize the web app’s functionality and gather feedback for refinement.
  • Usability testing: Conducting usability testing with target users to identify issues and improve the design before development.
  • Iterative improvements: Making iterative improvements based on feedback and testing results to ensure the final design meets user needs.
  • Stakeholder reviews: Presenting prototypes to stakeholders for feedback and approval, ensuring alignment with project goals and expectations.

Development and implementation

Building and coding the web app using best practices and the latest technologies to ensure a robust, scalable solution.


  • Coding: Writing clean, efficient code using best practices and the chosen technology stack to build the web app’s features and functionalities.
  • Version control: Utilizing version control systems like Git to manage code changes and collaborate effectively with the development team.
  • Integration: Integrating third-party services and APIs to enhance the web app’s capabilities and provide additional functionalities.
  • Unit testing: Performing unit testing during development to identify and fix bugs early, ensuring a stable and reliable web app.


  • Continuous integration: Setting up continuous integration pipelines to automate testing and deployment processes for faster, more reliable releases.
  • Deployment: Deploying the web app to a staging environment for final testing and validation before the production launch.
  • Configuration management: Managing configuration settings to ensure consistency across different environments and smooth deployments.
  • Launch preparation: Preparing for the launch by conducting final reviews, performance optimizations, and ensuring all systems are ready for production.

Testing and QA

Conducting thorough testing and quality assurance to identify and fix issues, ensuring a bug-free, high-performing web app.


  • Functional testing: Verifying that all features and functionalities of the web app work as intended and meet the specified requirements.
  • Performance testing: Assessing the web app’s performance under various conditions to ensure it handles expected loads and performs efficiently.
  • Security testing: Conducting security testing to identify and address vulnerabilities, ensuring the web app is secure against threats.
  • Usability testing: Evaluating the web app’s usability by testing with real users to ensure an intuitive and user-friendly experience.

Quality assurance

  • Bug tracking: Using bug tracking tools to document and prioritize issues found during testing, ensuring they are addressed promptly.
  • Regression testing: Performing regression testing to ensure that new code changes do not negatively impact existing functionalities.
  • Compliance testing: Ensuring the web app complies with relevant industry standards, regulations, and accessibility guidelines.
  • Final validation: Conducting a final round of testing and validation to confirm the web app is ready for launch and meets all quality standards.

Maintenance and support

Providing ongoing maintenance and support to keep your web app updated, secure, and running smoothly post-launch.


  • Regular updates: Providing regular updates to the web app to ensure it stays current with the latest technologies and security patches.
  • Performance monitoring: Continuously monitoring the web app’s performance to identify and resolve any issues promptly, ensuring optimal functionality.
  • Bug fixing: Addressing and fixing bugs as they arise to maintain the stability and reliability of the web app.
  • Feature enhancements: Implementing new features and improvements based on user feedback and evolving business needs to keep the app relevant.


  • User support: Offering ongoing user support to assist with issues or questions, ensuring a positive user experience.
  • System monitoring: Keeping an eye on the system’s health and performance to proactively identify and address potential problems.
  • Backup management: Managing regular backups to protect data and ensure quick recovery in case of any data loss or system failures.
  • Technical assistance: Providing technical assistance to troubleshoot and resolve technical issues, ensuring the web app runs smoothly.
Need it simpler and faster?   We have a solution for you!
Julia Shumanova manager
This is Julia, Halo Lab’s manager. Feel free to text her and get all the answers you need.
Ask a Question
Ask a Question
whatsapp icon


No items found.

We’ve helped hundreds of partners, ranging from startups to medium-sized businesses to achieve their goals. And stellar feedback — is our reward!

Clutch average based on 70+ reviews. All chances are you’ll be impressed too.
star iconstar iconstar iconstar iconstar icon

The client has learned to trust Halo Lab, thanks to their significant knowledge in UI/UX design. The vendor has provided valuable feedback by always being readily available for communication. Moreover, they have a satisfying project management process that makes their process smooth and efficient.

Atif Hussain avatar
Atif Hussain
Co-Founder at Kinetik
star iconstar iconstar iconstar iconstar icon

The client is proud of Halo Lab's work, which their customers have praised. They lead a communicative process to enable the team to reach out to them at any time. The client also praises their designs and suggestions, which help improve their services.

Dimitri Lubaschevski avatar
Dimitri Lubaschevski
CEO, DAS24 Services
star iconstar iconstar iconstar iconstar icon

Their skills were awesome — they took what I said and made it real. The designs ended up helping the internal stakeholders raise funds. The specialists maintained excellent project management skills throughout the process.

Farah Allen avatar
Farah Allen
Founder & CEO at Labz
star iconstar iconstar iconstar iconstar icon

The client was satisfied with Halo Lab’s high-quality work. They made the designs better and delivered them promptly. The team was easy to work with; they communicated on Slack and provided updates on the progress every day. Moreover, they went beyond expectations and never missed a deadline.

David Matthews avatar
David Matthews
CEO, Dotcal
star iconstar iconstar iconstar iconstar icon

Halo Lab’s work has received positive feedback from internal and external stakeholders. They excelled at project management through Notion, going above and beyond to ensure timely delivery, and they communicated effectively through Slack and email. Their branding skills stood out.

Greg Wheeler avatar
Greg Wheeler
Co-Founder & CEO, Ditto
star iconstar iconstar iconstar iconstar icon

Thanks to Halo Lab's efforts, the client increased their conversion rates on various funnels. Despite the complex business requirements, the team managed the project well and yielded positive outcomes. Overall, their communication and attention to detail impressed the client.

Jeff Voss avatar
Jeff Voss
CTO, Qualle
star iconstar iconstar iconstar iconstar icon

Halo Lab successfully delivered a product design that has proved popular with users. The team’s professionalism and creative abilities come at a very reasonable price. Their motivation is admirable, and their organization makes for a smooth workflow.

Bogdan Suchyk avatar
Bogdan Suchyk
Founder, Mobalytics
star iconstar iconstar iconstar iconstar icon

Halo Lab provided high-quality designs at a good value, and the client was happy with the number of frontend routes they developed. The team excelled at project management by having no delays and being adaptable to changes. Overall, they did an excellent job meeting the client's needs.

Trace Sauter avatar
Trace Sauter
Director, BrandEmPower
star iconstar iconstar iconstar iconstar icon

Halo Lab delivered the designs on time, but the client has yet to implement them in their platform, although they’re happy with the deliverables. They had a user-focused design process. Their team provided constant updates and recorded their processes on Loom to keep the client abreast of progress.

Moe Hadizadeh avatar
Moe Hadizadeh
Developer at Abscraft Inc
star iconstar iconstar iconstar iconstar icon

Halo Lab delivered all of the agreed-upon deliverables, and they even went above and beyond to further help the client. They communicated through video calls and used project management tools for synchronization. The team truly cared about the project and was always very responsive and organized.

Conor Deegan avatar
Conor Deegan
CTO at Pool Data

Ready to discuss
your project with us?

Please, enter a valid email
By sending this form I confirm that I have read and accept the Privacy Policy

Thank you!
We will contact you ASAP!

error imageclose icon
Hmm...something went wrong. Please try again 🙏
error icon
clutch icon

Our clients say

The site developed by Halo Lab projected a very premium experience, successfully delivering the client’s messaging to customers. Despite external challenges, the team’s performance was exceptional.
Aaron Nwabuoku avatar
Aaron Nwabuoku
Founder, ChatKitty
Thanks to Halo Lab's work, the client scored 95 points on the PageSpeed insights test and increased their CR by 7.5%. They frequently communicated via Slack and Google Meet, ensuring an effective workflow.
Viktor Rovkach avatar
Viktor Rovkach
Brand Manager at felyx
The client is thrilled with the new site and excited to deploy it soon. Halo Lab manages tasks well and communicates regularly to ensure both sides are always on the same page and all of the client’s needs are addressed promptly.
Rahil Sachak Patwa avatar
Rahil Sachak Patwa
Founder, TutorChase