Company Introduction:

Apex is a growing agency focused on Conversion Rate Optimization (CRO), aimed at boosting client sales without increasing ad budgets. We work with top e-commerce brands to enhance their websites, using data and proven strategies to drive growth.

With a solid record of delivering results, we combine technical skills with a focus on improving user experience. As we expand, we offer opportunities to work with a talented team, solving challenges and applying advanced CRO methods.

If you’re looking to make a difference and help e-commerce businesses grow, alongside a team of driven professionals, consider joining the Apex team.

About the Role 

The Conversion Rate Optimization Expert is responsible for enhancing the performance of our clients’ websites by implementing data-driven strategies that maximize their conversion rates. 

This position plays a key role in analyzing user behavior, identifying optimization opportunities, and implementing changes to improve overall site performance. You will collaborate closely with copywriters, designers, web developers, and other team members.

Mercier Consultancy MD is excited to offer a unique opportunity for Dutch Speaking Customer Service Representatives for an Online Education Platform based in Sofia. This role is perfect for individuals passionate about education and technology who enjoy assisting learners in their journey. As a customer service representative, you will communicate with Dutch-speaking clients, providing them with information and support regarding our online courses and services.

Key Responsibilities

• Handle customer inquiries related to course offerings, platform navigation, and enrollment procedures in Dutch.
• Provide detailed information on educational materials, pricing, and promotional offers.
• Assist students with technical issues and guide them through online learning tools.
• Resolve customer complaints and inquiries efficiently, ensuring a positive learning experience.
• Accurately document all interactions and maintain comprehensive records in the CRM system.
• Collaborate with the content and technology teams to improve user experience and enhance service quality.
• Stay informed about educational trends and the specific offerings of the platform to provide relevant support.

Requirements

Solana Program Engineer

Location: New york

Compensation: $350K - $500K

We are a team of elite builders and high-growth developers moving at the speed of the most active markets in the world. As core contributors to one of the largest crypto social networks globally, we are redefining the intersection of social engagement and decentralized finance.

We are looking for a Solana-focused Frontend Engineer to play a critical role in building and scaling cutting-edge platforms at the forefront of SocialFi. You will work across web and mobile, delivering high-performance, user-centric applications in an environment where speed, ownership, and innovation are paramount. This isn't just a UI role; you will bridge the gap between complex on-chain logic and seamless user experiences, ensuring our infrastructure handles high-velocity interactions with ease.

Responsibilities

As a Senior Product Designer, you will work on core fintech and Web3 products, shaping user experience across web and mobile.

You will lead design initiatives, influence product decisions, and ensure that complex financial mechanics are translated into clear, trustworthy, and intuitive interfaces.

InfyStrat is seeking a skilled SAP ABAP Web Dynpro Developer to join our esteemed team. In this role, you will be responsible for designing, developing, and implementing dynamic web applications using the ABAP Web Dynpro technology within the SAP environment. The ideal candidate will have a solid understanding of SAP's Web Dynpro framework and will collaborate with functional teams to translate business requirements into technical solutions. If you are eager to contribute to innovative projects and enhance client systems through advanced web applications, we invite you to apply.

Responsibilities

• Develop, test, and implement Web Dynpro applications with a focus on user experience and functionality.
• Collaborate with functional consultants to gather and analyze requirements for web applications.
• Participate in unit testing and assist in system integration and user acceptance testing.
• Utilize ABAP programming skills to enhance Web Dynpro components and interface with back-end systems.
• Troubleshoot and resolve issues related to Web Dynpro applications and provide technical support.
• Document technical specifications and maintain clear project documentation.
• Stay updated with the latest trends and best practices in ABAP Web Dynpro development.

Requirements

Mercier Consultancy MD is excited to announce an opening for a Deutsch-Englische Kundenberatung position for Booking.com, to be performed in the scenic surroundings of Greece. This role is ideal for those who are passionate about providing excellent customer service and want to thrive in a dynamic work environment. As a customer advisor, you will assist clients in both German and English with their booking inquiries and ensure a smooth customer experience.

Key Responsibilities

• Provide high-quality customer support to German-speaking clients regarding their bookings and inquiries.
• Assist customers in both German and English to ensure clarity and understanding throughout the booking process.
• Resolve customer issues and complaints promptly and effectively, ensuring customer satisfaction.
• Educate customers on Booking.com’s services, policies, and features to maximize user experience.
• Collaborate with team members to improve service delivery and customer satisfaction.
• Maintain accurate records of customer interactions and transactions in the CRM system.

Requirements

Mercier Consultancy MD is excited to announce an opportunity for Polish Speaking Customer Service Representatives for a leading Social Media Platform, with positions available in beautiful Greece. This role is perfect for individuals who are passionate about social media and are eager to assist users in navigating their inquiries while providing exceptional customer service in Polish.

Key Responsibilities

• Manage user inquiries related to the social media platform, addressing questions and concerns via phone, email, and chat in Polish.
• Provide detailed explanations about features, functionality, and policies of the platform.
• Assist users with account management, privacy settings, and troubleshooting issues.
• Resolve complaints and issues promptly to ensure a positive user experience.
• Document all interactions in the CRM system for effective follow-up and reporting.
• Collaborate with internal teams to enhance user experience and address platform-related inquiries.
• Stay updated on platform features, trends, and policies to provide accurate assistance to users.

Requirements

Join Mercier Consultancy MD as a German Speaking Customer Care Specialist in the exciting world of Streaming! This role offers a unique opportunity to leverage your passion for entertainment while providing top-tier customer support to German-speaking clients. Work in the beautiful surroundings of Greece, where you can enhance your career in a vibrant and dynamic industry.

Key Responsibilities

• Deliver outstanding customer support in German via various channels including phone, email, and live chat for streaming services.
• Assist customers with their inquiries, account management, and troubleshooting issues related to streaming content.
• Collaborate with technical teams to resolve customer issues effectively and efficiently.
• Document and maintain accurate records of customer interactions within our CRM system.
• Identify opportunities to improve customer satisfaction and suggest innovative solutions to enhance the user experience.
• Stay informed about the latest trends in the streaming industry to provide customers with accurate and relevant information.

Requirements

Backend Developer (Hyperliquid Focus)

Location: Remote (EMEA Region Only) Type: Full-Time

Compensation: $130K - $165K

We are a mission-driven team simplifying multi-chain DeFi for financial institutions, fintechs, and service providers. By offering a unified API that accesses on-chain liquidity across major blockchains, we provide the best pricing for same-chain and cross-chain swaps. Beyond the technology, we are deeply committed to user experience, aiming to make complex decentralized technologies accessible to everyone.

We are looking for a Backend Developer to join our team with a dedicated focus on integrating Hyperliquid functionalities into our API platform. This is a pure backend role—no frontend or design work is required—allowing you to focus entirely on building and shaping core infrastructure.

The ideal candidate is passionate about the Hyperliquid ecosystem and eager to help distribute programmatic trading features (such as TWAP and perps) to the broader DeFi ecosystem through high-performance backend systems.

Key Responsibilities:

Senior Backend Engineer (Intents & Order Infrastructure)

Location: Remote - Based in EMEA regions
compensation: $130K - $165K

We are simplifying multi-chain DeFi for traditional financial institutions, fintechs, and service providers. Our platform offers a unified API to access all on-chain liquidity across major blockchains, ensuring the best prices for same-chain and cross-chain swaps. We are a passionate, remote-first team on a mission to enable a fairer, more decentralized world by making complex blockchain technologies accessible to everyone.

We are looking for a Senior Backend Engineer to lead the development and scaling of our core off-chain coordination service. This is a critical infrastructure role, as the Order Server acts as the central hub for the entire Intent lifecycle—from quote aggregation and validation to real-time broadcasting and cross-chain status tracking.

In this role, you will build secure, high-throughput systems using TypeScript and NestJS that allow applications to discover competitive quotes while protecting the network from fraudulent orders. This position is vital for the success of our solver-based architecture and requires a deep focus on security, performance, and reliability.

Key Responsibilities: