Defined Learning

Defined Learning Project
lms | ror | react | graphql
Trendsetting E-learning platform that helps students meet and tackle real-world challenges
Groundbreaking eLearning platform helps students to find the right path for their careers.
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Qstream

Qstream Project
lms | react
Engaging Microlearning Application for Remote Leaders
Qstream is a microlearning solution proven by science and in practice to boost learner performance through knowledge reinforcement, engagement, and analytics.
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LunchAssist

LunchAssist Project
lms | SaaS | ror | react
LunchAssist is an innovative initiative led by a dedicated team of former school nutrition directors.
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Datagame

Datagame Project
lms | SaaS | ror | react
Datagame is a flexible and adaptable platform that provides users with gamified, survey-like experiences.
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Humly

Humly Project
hrm | ror | react | mobile
A successful digital marketplace redesigning the teachers' employing process
Innovative recruitment platform crafted to redesigning teachers' employment process. Check how the digital marketplace can change the hiring process.
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Alyne

Alyne Project
SaaS | FinTech | node | ember
RegTech SaaS platform trusted by industry-leading companies
Confidently navigate the GRC space with custom compliance management software. Mature cyber security, compliance capabilities and risk management.
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Catalyst

Catalyst Project
healthcare | ror | react | mobile
A HIPAA-compliant video conferencing platform built to enhance communication in 1000+ hospitals
Improve clinical collaboration with HIPAA compliant communication platform while protecting patient data and ensure more efficient and effective medical care.
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Brandactif

Brandactif Project
SaaS | ror | react
Visual Commerce App for Brand Advertising built by an expert development team
BrandActif is a visual commerce progressive web application powered with GraphQL API.
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our work

Over 200+ successful solutions delivered to clients from various industries like EdTech, HRM, FinTech, and Healthcare.

Find out how we helped businesses reach their goals and scale faster.
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More projects by Selleo

business

  • Learning Management System
  • HRM
  • FinTech
  • Healthcare
  • Collaboration
  • SaaS
  • E-Commerce
  • Real Estate

technology

  • React
  • Node (+NestJS)
  • React Native
  • Ruby On Rails
  • Ember JS
  • UX/UI
Battleriff
SaaS | collaboration | ror | react
Battleriff
Buld a digital marketplace for e-sport players and enable users exchange points earned in games for giftcards, merchandise and hardware.
Breezeway
real estate | SaaS | collaboration | mobile
Breezeway
Messaging mobile application by Selleo - Case Study. Breezaway is the future of real-time communication in property management and the real estate industry.
Simplaex
SaaS | FinTech | react
Simplaex
Automate or streamline marketing processes, collect and analyze data. Provide various means of reaching and engaging with your target audience with digital dashboard.
9 teams
SaaS | collaboration | ror | ember
9 teams
Ensure running the meeting and taking minutes with access to the information and resources required, at any given time with enetrprise collaboration platform.
Greenbits
e-commerce | ember
Greenbits
Powerful and easy to use retail and inventory management software to simplify the complexities of retail, reduce labour and increase sales.
Marketing Analytics Platform
SaaS | ror | uxui
Marketing Analytics Platform
A real-time marketing analytics cloud-based platform which allows to track calls that are generated from organic search keywords, pay-per-click ads, web sites, or print marketing materials.
Menasa
e-commerce | SaaS | node | react
Menasa
A scalable and user-friendly single eCommerce platform improving customer service and revenue growth opportunities.
Neutopia
lms | SaaS | ror | react | uxui
Neutopia
Social eLearning platform to create playlists of your favourite educational materials with personalised dashboard for self-paced learning.
NorthPass
lms | SaaS | ror | react
NorthPass
Help organizations to train employees, customers and channel partners aimed to provide tools for creation and distribution of training content and allows its users to build and scale branded training experiences.
Omega
SaaS | react
Omega
A gaming platform helping users to compare, find and interact with the best blockchain games.
trommsdorff + drüner
SaaS | ror | react
trommsdorff + drüner
Build competitive advantage with marketing analytics software and implement data-driven innovation in marketing services. Read insightful Case Study.
B4B
FinTech | ror | mobile | react | uxui
B4B
Manage expenses, simplify payroll and offer incentives with ease. Build payment management software and automate managing cash and accounting processes.
Bode
real estate | SaaS | ror | react | node
Bode
Build custom hotel management software to streamline operational improvements, guarantee service excellence, and improve guest satisfaction
Breezeway
real estate | SaaS | collaboration | react | mobile
Breezeway
Implement custom property management software to automate operations and deliver amazing rental experience. Help property managers coordinate their tasks.
ECIT
FinTech | react | node
ECIT
Introducing ECIT, the ultimate compliance software for BPO's. With this cutting-edge application, you can perform KYC verifications with ease to ensure your company complies.
Heist Studios
e-commerce | ror | react
Heist Studios
An efficient apparel & fashion solution to deal with a huge amount of orders.
Metreno
hrm | SaaS | ror | uxui
Metreno
Efficiently generate, distribute and administer HRM related tests and surveys with evaluation and assessment software.
Northwood Advisors
hrm | SaaS | collaboration | ror
Northwood Advisors
Enable managers to effectively handle employee allocations, schedules, and jobs with cloud based workflow management system
Sourcerooms
SaaS | collaboration | ror
Sourcerooms
A B2B sourcing management solution supporting the professional end-user in the execution of price comparison and tendering processes, which are part of the procurement / sourcing domain.
SquadLocker
e-commerce | ror | ember | react
SquadLocker
Design and build custom eCommerce platform which will follow a process to enable users to build their own online store.
Grant Navigator
FinTech | collaboration | ror | uxui
Grant Navigator
Improve the management of grant funds and tracking results with grant management software.
Tiramizoo
SaaS | ror | uxui
Tiramizoo
The same-day-delivery retail and shipping system provides Tiramizoo’s clients and their customers with a bright new shopping experience and sets new standards of product delivery in retail.
Alyne
SaaS | FinTech | node | ember
Alyne
Confidently navigate the GRC space with custom compliance management software. Mature cyber security, compliance capabilities and risk management.
Bagaar NV
hrm | ember
Bagaar NV
Custom recruitment application designed for employers and recruitment agencies.
Brandactif
SaaS | ror | react
Brandactif
BrandActif is a visual commerce progressive web application powered with GraphQL API.
Catalyst
healthcare | ror | react | mobile
Catalyst
Improve clinical collaboration with HIPAA compliant communication platform while protecting patient data and ensure more efficient and effective medical care.
ClickAula
lms | react | node
ClickAula
An interactive eLearning software for unique learning opportunities and exploring interests through video classes.
Datagame
lms | SaaS | ror | react
Datagame
Ensure running the meeting and taking minutes with access to the information and resources required, at any given time with enetrprise collaboration platform.
Defined Learning
lms | ror | react | graphql
Defined Learning
Groundbreaking eLearning platform helps students to find the right path for their careers.
Guidle
SaaS | uxui
Guidle
An easy-to-navigate marketing solution for small businesses and big enterprises.
Hearing Pages
healthcare | uxui | mobile | ror
Hearing Pages
A clickable MVP Prototype that validated the client's idea before investing in the market. An audiology eHealth platform that caters to the hearing health community – including patients, clinicians, clinics, and manufacturers.
Humly
hrm | ror | react | mobile
Humly
Innovative recruitment platform crafted to redesigning teachers' employment process. Check how the digital marketplace can change the hiring process.
LunchAssist
lms | SaaS | ror | react
LunchAssist
Ensure running the meeting and taking minutes with access to the information and resources required, at any given time with enetrprise collaboration platform.
MetaEdge
SaaS | react | uxui
MetaEdge
MetaEdge wanted to disrupt the overpriced and outdated gaming peripherals industry by building higher-quality solutions at a lower price.
Mohimmatech
hrm | collaboration | react | node | uxui
Mohimmatech
An intuitive, custom-built collaboration platform available in both English and Arabic languages.
MuchSkills
hrm | SaaS | react | node
MuchSkills
A compelling data visualisation tool enhancing employee engagement and boosting efficiency.
Onclusive
SaaS | ror | ember
Onclusive
Learn how to build a competitive advantage with PR and marketing analytics software. Optimize your digital marketing dashboard performance and achieve your goal.
Qstream
lms | react
Qstream
Qstream is a microlearning solution proven by science and in practice to boost learner performance through knowledge reinforcement, engagement, and analytics.
Velory
SaaS | e-commerce | react | ror
Velory
A unique platform that integrates an asset management system with a store.
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Awards & Certificates

reviewed on
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  • Top 1000 Companies Global 2021
  • Top Development Company Poland 2021
HR dream team
  • 2020 HR Dream Team Award
  • 2016 Employer Branding Featured
  • 2015 HR Dream Team Award
ISO CertificateISO Certificate
  • Information Security Management System compliant with PN-EN ISO/IEC 27001
  • Business Continuity Management compliant with ISO 22301