Custom web development company​

Our expertise covers the following list of web-related technologies: Java, JavaScript, Python, React.js, HTML5, CSS.

Resliv’s engineers will deliver you a powerful and easy to use web solution that compiles rich responsive UI and solid back-end.

Feel free to contact us in order to get a free consulting session about your next project.

front end development services

Web development solutions


By using front-end and back-end latest technology stacks, our engineers deliver user-friendly websites, built on JavaScript, React.js, Redux.js, HTML, CSS, Java and Python technologies. We can deliver back-end solutions, based on microservices and serverless architectures

Web applications

While the back-end is the strong core and hub of any web system, the front-end is the first impression of it. We develop our projects coherent with UI/UX ensuring your product to be responsive and user-friendly. Compiling back-end and front-end, we bring to life dynamic, powerful, and intuitive web applications with different solutions as reservation and payment systems

Single-page applications

Developing SPAs, we deliver smooth and easy-to-follow UX and decrease page load time. Resliv’s web developers use HTML5, JavaScript, and React.JS technologies, integrate RESTful APIs and CMS. We build our apps to be accessible from desktops, smartphones, and tablets

APIs for web systems

With reach experience at working with APIs, we can offer you development, migration, and optimization APIs services.  Our engineers can also help you with integrating API into already existing front or back-end in their best way

Re-design and optimization

Resliv can help you be always on track of the top-notch web solutions by re-designing an already existed site or application, upgrading database or migrating a legacy system to the newest technologies. If your app started to run slow, reach us to optimize it and prevent avalanches of other possible problems. Our specialists can also convert existing websites to responsive and improve user experience

Testing and QA

Prior to launching your project, we thoroughly check and detect all possible bugs and failures by completing functional manual and automated QA including smoke, regression, integration, system and acceptance testing, performance QA with such services as load, stress, volume, productivity, and scalability testings. Double-checks and improvements make your app more perfect with every step

web service development

Maintenance & Support

If needed, you can order maintenance and support services. We render our works in accordance with prior agreed SLA. No matter you’ve worked with us before or a new-comer. Our teams testfix bugs and keep your product on a track and are ready to help you with the slightest problems

Hire a web developer

We allocate a web-development dedicated team, thus augmenting your in-house IT department. Develop, maintain or re-design a web-site/app – name the problem, we solve it. Оur dedicated teams work in agile manner and deliver results against agreed timelines.

Web development technologies

  • Java, Spring frameworks (Boot, Security, Webflow, etc.), JPA, Hibernate, etc.
  • Apache Camel, REST, messaging (Kafka, JMS), Web sockets
  • PostgreSQL, MongoDB, Redis, Hazelcast - databases
  • Python, Django, Flas, Keras, Scrapy, Docker , S3
  • Amazon IoT & Cognito, Lambda, EC2, ELB
  • AWS (CloudWatch, Prometheus, Grafana, MQ, Dynamo, Elasticache)
  • GIT, Maven, Bamboo

Why choose Reslive for
front-end development

Present on the market of mobile and web development services since 2009, we rely on our expertise and enrich it with the latest trends in development services and design

We offer full-stack front-end development services with our in-house specialists and or keeping a client updated and revising the feedback, as we stay open to changes and new bright ideas, emerging during the process

Once we deliver the final version of a front-end solution, we keep it up and running, as we consider maintenance services an integral part of our work

Featured customers

Web backend developmnet and IoT development
back-end web and mobile development
web mobile backend frontend development
"Resliv helped facilitate the design of S7 Airlines new 365/24/7 retail platform, S7 Travel Retail, for Selling and Servicing of S7 Airlines products and beyond. Resliv effectively helped define key deliverables and also supported us through the execution and migration process to realise the distribution platform, development processes, technology and to enable our superior customer experience in line with our strategic objectives and goals".
Dmitry Chuyko
CEO at S7 Travel Retail

Selected case studies

Front-end development for Cyprus Airways

Front-end development for Cyprus Airways Travel Website front-end development for international flights distribution and ancillary merchandising in B2B and B2C sectors Our project’s highlights Single Page Application  Intuitive and flexible UI based on BEM methodology Multi localization, including Latin, Cyrillic, Chinese, Arabic & Greek  Responsive cross-browser solution A human-centric attractive layout Scalable website The Client […]

Front-end Development for S7 Airline website

Front-end Development for S7 Airline website Travel Full-fledged front-end development for selling and cross-selling air and ground travelling services Our project’s highlights Integration with third-party suppliers Multi-language support Fully customizable and intuitive interface Flexible booking flow The Client The client, S7, is the leading Russian airline cooperated with Resliv, where our company delivered comprehensive web-site […]

Frequently asked questions