About Us
Find a company
Find Project
News
Eng
Укр
Log In
Sign Up
About Us
Find a company
Find Project
News
Log In
Sign Up
Find a company
Filtered (237)
Filters
Reset all
×
Appsmith
×
Elixir
×
Java
×
Python
×
Search
Search
×
Services
×
CRM Functions
(
10
)
CRM Customer Support
(
3
)
Sales automation
(
8
)
Marketing automation
(
3
)
Other CRM focus
(
4
)
CRM Solutions
(
12
)
Salesforce CRM Consulting & Implementation
(
2
)
SAP CRM
(
2
)
Other CRM
(
3
)
ERP Solutions
(
8
)
ERP Implementation
(
4
)
Other ERP
(
3
)
Mobile Focus
(
53
)
Sales Enablement & CRM Mobile App Development
(
12
)
Financial Mobile App Development
(
26
)
Consumer Mobile App Development
(
17
)
Health & Wellness Mobile App Development
(
37
)
Business Intelligence Mobile App Development
(
22
)
Social App Development
(
25
)
Learning & Education Mobile App Development
(
28
)
Travel & Lifestyle Mobile App Development
(
25
)
Mobile Commerce
(
21
)
Publishing & Digital Content Mobile App Development
(
8
)
Enterprise Mobile App Development
(
21
)
Productivity Mobile App Development
(
10
)
Field Operations Mobile App Development
(
13
)
Mobile Game Development
(
6
)
Cloud Computing Focus
(
18
)
AWS Cloud Consulting & Implementation
(
15
)
Google Cloud
(
8
)
Azure Cloud Consulting & Implementation
(
10
)
AWS Consulting Services
(
15
)
AWS DevOps
(
10
)
AWS Development
(
8
)
AWS Migrations
(
6
)
AWS Analytics
(
2
)
AWS Security
(
3
)
AWS Managed Cloud
(
6
)
AWS Applications
(
7
)
AWS IoT
(
1
)
AWS Machine Learning
(
1
)
Blockchain Focus
(
7
)
Web3
(
1
)
Smart Contract Development
(
2
)
User Experience Focus
(
21
)
UX Strategy
(
17
)
Usability Testing
(
16
)
User Research
(
16
)
AI Consulting Focus
(
10
)
AI Deployment
(
5
)
AI Maturation
(
1
)
AI Strategy
(
2
)
Azure Consulting Services
(
11
)
Azure DevOps
(
7
)
Azure Development
(
8
)
Azure Migrations
(
4
)
Azure Management & Governance
(
4
)
Azure AI & Machine Learning
(
3
)
Azure Security
(
2
)
BI & Big Data Focus
(
9
)
Operations & process improvement
(
5
)
Other BI & analytics
(
4
)
Marketing analytics
(
4
)
Data Compliance, Fraud & Risk Management
(
3
)
IT security & crime prevention
(
1
)
BI & Big Data Solutions
(
11
)
Microsoft BI & data solutions
(
4
)
Branding Focus
(
1
)
Corporate identity
(
1
)
Brand messaging
(
1
)
Brand strategy
(
1
)
Naming
(
1
)
CRM Functions
(
5
)
Other CRM focus
(
4
)
Marketing automation
(
3
)
Sales automation
(
4
)
CRM Customer Support
(
3
)
CRM Social Relationship Management
(
1
)
Salesforce CRM Consulting & Implementation
(
2
)
Customer Service Outsourcing
(
2
)
Digital and IT Strategy Consulting Focus
(
23
)
IT Service Management Consulting
(
3
)
Mobility Strategy
(
3
)
Digital Transformation
(
18
)
IT Operations Management Consulting
(
3
)
IT Assessment
(
2
)
IT Consolidation
(
2
)
IT Governance
(
4
)
Digital Engineering Focus
(
20
)
Product engineering
(
6
)
Data engineering
(
14
)
Database Engineering
(
2
)
Digital Twin Engineering
(
3
)
Generative AI Focus
(
8
)
AI Code Generation
(
2
)
AI Text Generation
(
4
)
AI Speech Generation
(
1
)
AI Image Generation
(
2
)
Inbound Services
(
1
)
Answering services
(
1
)
Inbound appointment scheduling
(
1
)
Virtual receptionist
(
1
)
IT Managed Services Focus
(
15
)
Managed Software Application & Solutions
(
8
)
Managed Hosting Services
(
3
)
Security
(
4
)
IT Budgeting
(
2
)
Disaster Recovery
(
1
)
Help desk
(
1
)
Network
(
3
)
Other IT managed services
(
7
)
Software Evaluation
(
3
)
Website Maintenance
(
3
)
Cloud Server Migration
(
4
)
Vendor Procurement & Selection
(
1
)
Telecom
(
2
)
Product Design Focus
(
2
)
Prototype Design
(
2
)
3D Modeling & Printing
(
1
)
SEO Focus
(
1
)
International SEO
(
1
)
Service Lines
(
172
)
Cybersecurity
(
9
)
Custom Software Development
(
117
)
IoT Development
(
18
)
AI Development
(
60
)
Mobile App Development
(
67
)
Application Testing
(
14
)
Engineering
(
3
)
IT Managed Services
(
4
)
AI Consulting
(
14
)
BI & Big Data Consulting & SI
(
11
)
Business Consulting
(
1
)
Cloud Consulting & SI
(
15
)
Digital Engineering
(
1
)
Digital Strategy
(
1
)
Generative AI
(
11
)
IT Staff Augmentation
(
37
)
IT Strategy Consulting
(
15
)
Product Design
(
8
)
UX/UI Design
(
40
)
Web Development
(
95
)
E-Commerce Development
(
16
)
Enterprise App Modernization
(
14
)
Marketing Strategy
(
1
)
Other IT Consulting and SI
(
3
)
Web Design
(
9
)
Customer Service Outsourcing
(
1
)
Branding
(
2
)
Email Marketing
(
2
)
Graphic Design
(
3
)
Search Engine Optimization
(
1
)
AR/VR Development
(
8
)
ERP Consulting and SI
(
3
)
Games Development
(
1
)
Staffing Focus
(
1
)
Contingent Staffing
(
1
)
Temporary Staffing
(
1
)
Permanent Staffing
(
1
)
Outbound Services
(
3
)
B2C Telemarketing & telesales
(
1
)
Collections Recovery Services
(
1
)
Customer Surveys & Market Research Calls
(
2
)
Third party verification
(
1
)
Immersive Digital Experiences
(
1
)
Immersive Learning Experiences
(
1
)
Cybersecurity focus
(
4
)
Network Security
(
1
)
Cybersecurity Consulting
(
2
)
Threat/Attack Simulations
(
1
)
Application Security
(
2
)
Cloud Security
(
1
)
Account Takeover (ATO)
(
1
)
Identity & Access Management
(
2
)
Threat Intelligence Services
(
1
)
Robotics Process Automation (RPA) Focus
(
7
)
Intelligent bots development
(
2
)
DevOps Focus
(
19
)
Release & Version Management
(
1
)
DevOps Assessment & Strategy Planning
(
2
)
DevOps CI/CD Services
(
4
)
DevOps Maturity Audits
(
1
)
Containerization & Orchestration
(
1
)
DevOps Consulting
(
5
)
DevOps Managed Services
(
9
)
Application Testing Focus
(
2
)
Compatibility Testing
(
1
)
Manual Testing
(
1
)
Performance Testing
(
1
)
Automation Testing
(
1
)
Business Consulting Focus
(
9
)
Business Transformation Consulting
(
5
)
Business Process Management Consulting
(
4
)
Strategy Development Consulting
(
1
)
Back Office Outsourcing
(
1
)
Data Entry & Processing
(
1
)
RPO Focus
(
1
)
Candidate Sourcing
(
1
)
Candidate Testing
(
1
)
HR Consulting Focus
(
2
)
Employee Engagement
(
1
)
Platform SEO Focus
(
1
)
Non-profit
(
1
)
See more
See less
Tech Stack
×
Application Platforms
(
247
)
Force
(
5
)
Heroku
(
57
)
Amazon Application Development Framework
(
136
)
Google app engine
(
74
)
Linux server
(
112
)
Other app platform
(
68
)
Windows server
(
49
)
Azure Platform
(
152
)
Low Code Development
(
85
)
Salesforce Lightning
(
23
)
Appian
(
8
)
Mendix
(
4
)
OutSystems
(
3
)
Airtable
(
15
)
Appsmith
(
4
)
Creatio
(
10
)
Genexus
(
4
)
Gramex
(
1
)
KISSFLOW
(
2
)
Kintone
(
3
)
Pegasystems
(
4
)
Quixy
(
4
)
Skuid
(
2
)
Visual Lansa
(
5
)
Zoho Creator
(
7
)
Frameworks and CMS
(
329
)
NodeJS
(
243
)
React
(
253
)
React Native
(
181
)
WordPress CMS
(
84
)
Other frameworks and CMS
(
63
)
.NET
(
160
)
Angular
(
178
)
VueJS
(
165
)
NextJS
(
131
)
Spring MVC
(
42
)
Umbraco CMS
(
5
)
Flutter
(
116
)
Netlify
(
11
)
svelte
(
10
)
Laravel
(
115
)
Ruby on Rails
(
50
)
Drupal
(
21
)
Symfony
(
52
)
CodeIgniter
(
7
)
Django
(
81
)
TYPO3
(
5
)
Zend PHP
(
13
)
CakePHP
(
12
)
GatsbyJS
(
14
)
Joomla CMS
(
7
)
DNN (DotNetNuke)
(
5
)
Microsoft SharePoint
(
23
)
Sitecore
(
5
)
Oracle Application Development Framework
(
16
)
Adobe Experience Manager CMS
(
8
)
Wix CMS
(
9
)
Phoenix Development Framework
(
1
)
Duda CMS
(
1
)
Struts
(
3
)
Squarespace CMS
(
4
)
HP CMS
(
3
)
Programming & Scripting
(
337
)
Apex
(
10
)
JavaScript
(
267
)
Redux
(
87
)
Typescript
(
164
)
ASP.NET
(
83
)
Go
(
66
)
Kotlin
(
108
)
Swift
(
101
)
Java
(
149
)
Python
(
192
)
C#
(
112
)
C++
(
76
)
PHP
(
170
)
Visual Basic
(
11
)
Ruby
(
56
)
HTML5
(
117
)
SQL
(
157
)
ASP
(
18
)
C
(
26
)
Ember.js
(
12
)
Objective C
(
55
)
Scala
(
18
)
Other programming & scripting languages
(
72
)
jquery
(
65
)
Perl
(
5
)
XML
(
29
)
Elixir
(
9
)
Rust
(
31
)
AJAX
(
26
)
Mobile Platforms
(
188
)
Other mobile OS
(
26
)
Hybrid & cross platform apps
(
117
)
Android App Development
(
140
)
iPhone iOS App Development
(
128
)
iPad iOS App Development
(
73
)
Windows Phone
(
2
)
Smart TV Development
(
14
)
AI Expertise
(
193
)
Chatbots & Conversational AI
(
108
)
Machine Learning
(
87
)
Natural Language Processing
(
61
)
Robotics
(
27
)
Cognitive Computing
(
16
)
AI Recommendation Systems
(
56
)
Computer Vision
(
55
)
Voice and Speech Recognition
(
32
)
AI Technologies & Models
(
157
)
Open AI GPT-3
(
81
)
Cohere
(
6
)
AI2
(
6
)
GPT-J
(
12
)
GPT-Neox
(
11
)
OpenAI Jukebox
(
17
)
Stable Diffusion
(
19
)
Adobe Firefly
(
8
)
Anthropic
(
21
)
Codegeex
(
3
)
Craiyon
(
2
)
Deepmind Gopher
(
7
)
Dreamfusion
(
3
)
Facebook OPT
(
7
)
Hugging Face Bloom
(
11
)
Meta Make-a-Video
(
3
)
Microsoft X-Clip
(
2
)
Open AI Dall-E 2
(
37
)
Tabine
(
1
)
AI21
(
3
)
API Type
(
169
)
Partner API
(
16
)
Webhook API
(
61
)
OPEN API
(
60
)
REST API
(
141
)
RPC API
(
11
)
SOAP API
(
31
)
AR/VR Development Focus
(
49
)
Unity
(
25
)
ARKit
(
15
)
ARCore
(
13
)
ARToolkit
(
12
)
BI & Big Data Solutions
(
179
)
Hadoop
(
14
)
MongoDB
(
126
)
Microstrategy BI & data solutions
(
12
)
Other BI & data solutions
(
31
)
Oracle BI & data solutions
(
13
)
SAP BI & data solutions
(
10
)
Tableau
(
17
)
Microsoft BI & Data Solutions
(
32
)
Splunk
(
13
)
QlikTech BI & data solutions
(
6
)
Blockchain Focus
(
72
)
Ethereum Development
(
18
)
Web3
(
58
)
Metaverse Development
(
7
)
Smart Contract Development
(
21
)
Initial Coin Offering Consulting
(
1
)
E-commerce Systems
(
124
)
Other ecommerce systems
(
33
)
Magento
(
33
)
SAP Ecommerce
(
13
)
Big Commerce
(
20
)
WooCommerce
(
38
)
Shopify
(
53
)
Oracle E-Commerce Development
(
9
)
Intershop
(
1
)
Ubercart
(
2
)
osCommerce
(
4
)
No Code Development
(
101
)
Airslate
(
2
)
Appy Pie
(
7
)
Bubble
(
18
)
Adalo
(
3
)
Xano
(
4
)
Bryter
(
4
)
Nutshell
(
9
)
Thunkable
(
3
)
WEM
(
2
)
Webflow
(
68
)
FlutterFlow
(
24
)
Wearables Focus
(
31
)
Android Wear OS App Development
(
24
)
Apple Watch OS App Development
(
21
)
Cybersecurity Technologies
(
55
)
OneLogin
(
3
)
SecureAuth
(
4
)
Auth0
(
34
)
Executive Search Focus
(
10
)
Senior Level Talent Acquisition
(
8
)
C-Suite Talent Acquisition
(
2
)
Diversity & Inclusion Talent Acquisition
(
3
)
See more
See less
Domains
×
E-commerce & Retail
(
108
)
Construction, Real Estate & PropTech
(
45
)
Medical, Healthcare & Wellness
(
111
)
ERP & CRM
(
84
)
Banking, FinTech & InsureTech
(
118
)
Gaming / Game development
(
16
)
Robotics
(
19
)
Telecom
(
43
)
Hardware & IoT
(
36
)
CleanTech, Energy & Natural Resources, Utilities
(
30
)
DeepTech
(
14
)
LegalTech
(
17
)
XR / VR
(
16
)
Agriculture
(
32
)
Creative industries
(
15
)
Cybersecurity
(
35
)
Consumer Products & Services
(
51
)
Financial Services
(
131
)
Business Services
(
103
)
Automotive
(
61
)
Arts, Entertainment & Music
(
29
)
Education
(
102
)
Other industries
(
66
)
Advertising & marketing, Media
(
52
)
Government, Public services / GovTech
(
47
)
Supply Chain, Logistics, and Transport
(
83
)
Hospitality, Leisure & Travel
(
67
)
Industries / Manufacturing
(
108
)
GPS, Navigation & GIS
(
18
)
VOD/OTT
(
6
)
Pet Tech
(
8
)
Pet Health
(
5
)
HR/recruitment software
(
30
)
See more
See less
Show
(
237
)
Cancel
PROBEGIN
Creating High Value for the Future. With delivery centers in Ukraine and the Netherlands, we design, develop and support innovative software solutions, helping companies to reach their goals, create high value and stay ahead of competitors. We provide Western European and US based clients a high value services, where quality and performance are equally important. Having a strong team of skilled innovative developers, quality engineers, project managers and business analysts, PROBEGIN is an experienced system integrater and has build many high value platforms over the years for it’s clients. We are growing steady and setting up virtual nearshore development centers (NDC) for diverse software development companies in the financial, e-commerce, health care, media & entertainment,energy, games and gambling verticals. PROBEGIN is a technology solutions company with 6 years of experience on the market and over 250 satisfied clients. We help leading companies and tech startups to stay ahead of competition with skilled talented IT specialists and business insights. We value the relation highest and adopt our services on the needs of our client. We prefer to be on the background, so you can shine with your product, project or services. We sharpened our expertise to deliver highly-functional solutions and establish long-term partnership with our clients. We have integrated Agillity in our corporate culture and we understand in order to deliver agile services, we should be Agile individuals. The key approach from PROBEGIN is that we customize how we work for you, adopting the team to your company and assisting through the full life cycle of your product, project or service. Regardless of technology platform, PROBEGIN can work either as a custom software project developer or as a seamless addition to your in-house technology staff. Get in touch with us now and experience our approach first hand.
Est.
2012
Services
Custom Software ...
35%
Web Development
30%
E-Commerce Devel...
15%
BI & Big Dat...
10%
Enterprise App M...
10%
Customertimes
Salesforce, Technology, Managed Services & App Dev. Customertimes is a global consulting and solutions provider, known for its expertise in driving business success through innovative technology solutions. Specializing in digital transformation, Customertimes helps clients streamline processes, optimize operations, and foster growth. The company offers strategic consulting, technology implementation, and ongoing support, empowering organizations to achieve sustainable success. Trusted by clients worldwide, Customertimes brings deep industry expertise and a client-centric approach to every project. With an agile adoption of emerging technologies, Customertimes helps clients stay ahead of the competition. With a strong global presence, the company serves clients locally and internationally, while remaining committed to excellence, innovation, and customer success. Businesses looking for transformative results in the digital age can confidently partner with Customertimes.
$50 - $99
Est.
2006
Services
CRM Consulting a...
40%
Custom Software ...
30%
IT Staff Augment...
20%
IT Managed Servi...
10%
JEVERA
JEVERA (previously called JBS) is a Ukrainian software development company established back in 2010. We focus on custom software development and legacy migration, helping our clients to compete and launch digital services and tech products faster. Our main domains of expertise are Telecommunications, Retail, and Healthcare. Back in 2015, our tech team developed a low-code platform that we actively use in commercial projects to accelerate software development.
$50 - $99
Est.
2010
Services
Custom Software ...
30%
Enterprise App M...
30%
Web Development
20%
BI & Big Dat...
10%
IT Strategy Cons...
10%
Cadabra Studio
Where the magic happens. We make healthcare and insurance software that works for humans, not the other way around. How We Work: 1. Listen & Learn FirstBefore we write any code or design any screens, we take time to understand what you're really trying to solve. Your challenges become our challenges. 2. Radical HonestyNo fancy promises or complicated jargon. We tell it like it is, share progress openly, and tackle problems head-on. 3. Brilliant in BasicsSmall things make big differences, especially in healthcare and insurance. We're the team that catches what others miss.
$50 - $99
5000
Est.
2015
Services
User Experience ...
100%
Custom Software ...
100%
Service Lines
100%
IT Staff Augment...
100%
Enterprise App M...
100%
Avenga
Avenga is an international consultancy and technology partner delivering unique solutions that solve complex business and societal challenges. With 6000+ specialists they operate globally and provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and UI design, managed services, product development, and software development. Avenga serves a wide range of industries, from telecom and satellite operators to banking, manufacturing, automotive, mobility, and healthcare - driving their AI-first transformation. Their AI capabilities are embedded across all offerings, enabling organizations to drive intelligent automation, accelerate decision-making, and deliver highly personalized user experiences. Avenga is a part of the technology pillar within the family owned KKCG Group.
$50 - $99
Est.
1992
Services
IT Strategy Cons...
15%
Custom Software ...
40%
AI Development
15%
Data engineering
15%
IT Managed Servi...
15%
Exoft
Exoft is a custom software development company headquartered in Ukraine with over a decade of experience providing software solutions to clients worldwide. To date, we have successfully completed more than 500 projects for clients within industries such as Healthcare, Logistics, Mobility, Finance, Travel & Hospitality, Construction, etc. Exoft dedication to customer satisfaction is reflected in the impressive 95% customer satisfaction rate. As a reputable software engineering company, Exoft is a reliable partner for businesses seeking innovative software solutions.
Est.
2013
Services
Back-end Develop...
15%
Health & Wel...
15%
Custom Software ...
30%
Front-end Develo...
20%
Mobile App Devel...
20%
SuoQ
SuoQ. App is a leading provider of smart AI-powered queue management and customer experience solutions, trusted by businesses and government agencies worldwide. Our expertise lies in creating scalable, cloud-based, and on-premise systems that streamline service delivery, reduce wait times, and enhance client satisfaction. With years of experience in queue automation, appointment scheduling, feedback collection, and digital signage, we have successfully implemented solutions for banks, healthcare providers, public service offices, retail chains, and educational institutions. Each project is tailored to our client’s unique needs, ensuring maximum efficiency and ROI. We believe that time is the most valuable resource for both customers and service providers. That’s why SuoQ focuses on seamless integration, user-friendly interfaces, and real-time analytics — giving you full control over service flow and performance. Partner with SuoQ to transform the way you serve your clients and make every interaction faster, smarter, and more enjoyable.
Est.
2022
Services
Custom Software ...
25%
Cloud Computing ...
25%
Google Cloud
10%
Other IT managed...
20%
Web Development
20%
Cody Solutions
Cody Solutions - Increases revenue per employee by business process automation, offering end-to-end services from process mining to custom AI, RPA and IoT solutions. We help businesses boost efficiency, cut costs with seamless technology integration across industries like logistics & inventory, healthcare, retail, and education.
$50 - $99
50000
Est.
2019
Services
Operations &...
30%
Robotics Process...
30%
Custom Software ...
15%
BI & Big Dat...
5%
Digital Transfor...
10%
OneCloudPlanet
OneCloudPlanet is a Ukrainian OpenStack cloud solutions provider founded in 2021. We offer advanced cloud computing tailored to modern business needs. The company specializes in managed Kubernetes, private cloud and cloud infrastructure as a service (IaaS) with a focus on cost efficiency, flexibility and scalability. Our mission is to empower businesses with reliable and transparent cloud solutions, optimized for rapid deployment and secure operations. We support businesses in Ukraine and beyond, providing customized tools, responsive customer support and competitive pricing. Products include:Managed Kubernetes for streamline containerised workloads. Private Cloud as secure, isolated environments. Flexible Add-ons to customize your infrastructure.
Est.
2021
Services
Cloud Computing ...
30%
Cloud Server Mig...
40%
DevOps Consultin...
30%
SPsoft
S
We treat customer projects as our ventures SPsoft is a Managed Services Provider specializing in end-to-end software development and providing top engineering teams for various aspects of software lifecycle management. Our health-tech and medical device clients recognize SPSoft as their trusted technology partner and advisor with deep experience in HIPAA compliant products and custom solutions development. Our experience includes: healthcare big data visualization, claims processing, SaaS platforms covering patient-payer-provider interactions, telemedicine solutions, patient-provider scheduling solutions with numerous EHR systems integrations, cloud migration, solutions for biotech, clinical trial processes automation, medical device software, machine learning, chatbot/smart assistant, RPA, blockchain, and automated testing solutions. We deliver value to our customers by getting them to the top of leaderboards in their product market niches, optimizing our clients' users' experience, increasing the LTV of our client’s users, and accelerating our clients' product roadmaps. We treat customer projects as our ventures — we do what is best for our clients' business, not what is most profitable for us in the short term.
Est.
2017
Services
Custom Software ...
50%
Web Development
25%
Application Mana...
15%
Cybersecurity
11%
unicrew
unicrew is a nearshore software development company with offices in Ukraine, Poland, the UK, and Azerbaijan, which helps us align with several time zones. Our key nearshore software development center is inhabited by 100+ programmers, and we continue to hire and grow more IT talents. In addition to being powered exclusively by senior-level engineers, we also focus on high-level experts in business analysis and solution architecture to ensure that our solutions efficiently meet business objectives.
$25 - $49
Est.
2012
Services
AI & ML
15%
Engineering Serv...
30%
Cloud & DevO...
20%
Mobile Developme...
20%
UI/UX Design
15%
Moohii
At Moohii, we craft IT solutions that truly make a difference. With offices in both Miami and Dnipro, we bring global expertise and local insights to deliver custom, scalable products designed to meet your specific needs. Our core strengths lie in big data, AI, e-commerce, and government services, where we turn complex challenges into innovative, impactful solutions. Beyond business, we proudly support Ukraine's fight for freedom by developing demining devices and providing essential ecosystem services for the government. At Moohii, we’re not just creating software—we’re building tools that transform lives and drive progress. Let’s work together to bring your vision to life.
Est.
2012
Services
AI Development
30%
BI & Big Dat...
15%
Web Development
20%
Custom Software ...
15%
UX/UI Design
20%
<
1
2
…
16
17
18
19
20
>
Add credit to your wallet
Add funds now
*
You will be redirected to the checkout page to add your billing details.
Add new FAQ
Add faq title:
Add faq description:
Click “Save & Update” to update your faq
Save & Update
Reject task approval request
Send