Backend Production Support Engineer - Equities, MainApp

About Us
We are an established game studio developing HeroWarrior, a Unity-based web battle game that has been in active development for three years. Our project is supported by GameWorld (Netherlands) and we're currently preparing for version 2.0 with an expanded development team.
Following strategic restructuring in 2022, we're now building a distributed team across Europe and seeking talented developers to join our long-term project.
Open Positions
We are actively recruiting for the following roles:
UI/UX Designer
Specialization in gaming interface design
Experience with Unity UI systems preferred
 
Full-Stack Developers
 
Backend and frontend development for web platform
Experience with game-related web services preferred
 
Mobile Developers
 
Native mobile app development
Cross-platform experience valued
 
Unity Developers
 
Gameplay mechanics implementation
3+ years Unity experience required
 
3D Web Developers
 
WebGL and Three.js expertise
Browser-based 3D rendering experience
 
hat We Offer
Project Commitment: We're seeking long-term partnerships, not short-term contractors. This is an opportunity to grow with an established project backed by industry partners.
Compensation Structure:
Flexible payment options: hourly rates, monthly retainers, or milestone-based compensation
Rates negotiable based on experience and role
Initial evaluation period followed by standard employment terms
 
Work Environment:
Remote-friendly distributed team
Collaborative development process
Opportunity to work on a commercially-backed game project
Application Requirements
 
Please submit the following:
Portfolio/Resume - Detailed work history and relevant projects
Rate Expectations - Your preferred compensation structure and rates
Code Samples - GitHub repository, portfolio links, or previous work examples
Availability - Expected start date and commitment level
Evaluation Process Acknowledgment - Confirmation of willingness to complete a brief technical assessment
 
Ideal Candidates
Demonstrated passion for game development
Strong technical skills in relevant technologies
Experience working on long-term projects
Collaborative mindset and professional communication
Interest in building innovative gaming experiences
 
Next Steps
We are moving quickly to fill these positions. Qualified candidates will be contacted within one week for initial discussions and technical evaluation.
To apply, please send your complete application materials to vlad@gameworldcompany.com
 

Description
About Target Mafia
Target Mafia is a syndicate of elite media buyers, data scientists, and creative capos dominating gambling, crypto, nutra, and adult niches. We operate on pure performance: if our partners win, we win.
We are expanding our crypto empire and need a Web3 Growth Hacker, our Enforcer of Expansion, to scale projects, grow communities, and execute high-ROI campaigns across Web3 ecosystems.
Working at Target Mafia
This is a fast-paced, results-driven role where strategy meets execution. You’ll identify growth opportunities, implement viral campaigns, and optimize channels to maximize performance. Your work will directly impact revenue and user acquisition across multiple projects.
Role
As a Web3 Growth Hacker, you will drive user acquisition, scale communities, and execute growth strategies that expand Target Mafia’s influence in the crypto space. You’ll combine creative tactics, data analysis, and guerrilla marketing to deliver measurable results.
Responsibilities
Plan and execute growth campaigns across Telegram, Discord, Twitter, and other Web3 channels.
Build partnerships and collaborations with crypto communities and influencers.
Track, analyze, and optimize campaigns for maximum ROI.
Identify viral trends and implement them to boost engagement and user acquisition.
Work closely with media buyer dons and creative capos to align growth efforts with marketing strategies.
Skills Required
Growth Hacking & Performance Marketing
Social Media Strategy & Community Building
Crypto & Web3 Knowledge
Influencer & Partnership Management
Data Analysis & Campaign Optimization
Guerrilla Marketing & Viral Campaign Execution
Creativity & Fast Problem Solving
Reasons to Join Our Team
Lead high-impact campaigns in trending Web3 and crypto markets
Work with an elite, performance-driven mafia of media buyers
Performance-based compensation in stablecoins, with bonuses for growth wins
Hands-on experience scaling high-stakes projects
Flexible, dynamic, and rewarding environment for top-tier talent

Description
We are offering an opportunity to join our team and learn about cross-market trading strategies, focusing on identifying price differences of assets across multiple platforms. This role provides hands-on experience in financial technology, data analysis, and trading support.
As part of this position, you will:
Gain practical knowledge of market analysis and trading workflows
Learn how to recognize and evaluate opportunities across different platforms
Develop your skills in risk management and decision-making
Work with a mentor who will guide you step by step through the learning process
What we provide:
Comprehensive training program designed for beginners
Ongoing mentorship and professional support
Flexible schedule (approx. 1 hour a day required for study and practice)
Remote work setup with the possibility to grow into a larger role over time
This is a part-time, entry-level opportunity suitable for candidates with little or no prior experience. What matters most is your willingness to learn and apply new knowledge in practice.
Compensation: Competitive monthly pay structure with opportunities for progression as skills develop

About The Project:The project is a venture-backed stealth mode project having raised $2 million and building a Social Intelligence Engine designed to power smarter, faster crypto trading. We're combining advanced data infrastructure and real-time intelligence to unlock new trading possibilities. About the Role:We're looking for a tech-savvy, investor-facing leader with an engineering background to represent us on the frontlines. This is not a research role it's about amplifying our voice, building relationships, and being the bridge between our technology and the world. Key Responsibilities:1）Represent us externally at hackathons, pitch events, conferences, and investor meetings.2）Be our lead evangelist clearly explaining our tech vision to both technical and non-technical audiences.3）Drive fundraising efforts with compelling presentations, clear strategy narratives, and investor Q&A.4）Partner closely with engineering/product to demo the platform, shape the roadmap, and turn market feedback into action. Requirements:1）Strong engineering background (AI, blockchain, data infrastructure, or similar).2）Proven experience in investor-facing roles, including fundraising and pitching.3）Excellent presentation and communication skills, with a track record of representing projects publicly.4）Experience participating in or leading hackathons, demos, and tech events.5）Understanding of consumer behavior data in gaming and apps is a plus.6）Familiarity with Web3, crypto, and developer communities. Compensation:Competitive salary + equity + team token + and performance-based incentives.

We are a dynamic team involved in designing, developing, maintaining, and enhancing software for various venture projects that complement our core businesses. These projects are rapidly initiated with a small, efficient team. Your role will entail active participation in designing different components of scalable applications, spanning from frontend UI to backend infrastructure.

North American Derivatives Exchange (NADEX) is a regulated derivatives exchange based in Chicago, which operates as a distinct entity under Crypto.com. It offers a unique platform enabling retail investors to directly participate in the exchange without requiring a broker. At NADEX, innovative capped-risk derivatives contracts are listed, covering a broad array of global financial markets.

Founded in 2016, Crypto.com caters to over 70 million customers globally, emerging as the fastest-growing cryptocurrency platform worldwide. The vision is clear: Cryptocurrency in Every Wallet™. Upholding the values of security, privacy, and compliance, Crypto.com strives to drive cryptocurrency adoption through innovation, empowering the upcoming generation of innovators and entrepreneurs to foster a more inclusive and fair digital ecosystem.

Moreover, in a strategic move, Crypto.com acquired NADEX, a reputable US exchange established in 2008, renowned for offering secure and innovative binary options, call spreads, and knock-outs, under the oversight of the Commodity Futures Trading Commission (CFTC) as a registered DCO and DCM.
About the Role:
We are searching for a motivated, creative, and self-starting individual to join the application support team. This position involves ensuring the smooth operation and administration of the Exchange and Clearing Organization. Additionally, there is a focus on initiating innovation and automation of processes and procedures. As a team member, you will play a critical role in maintaining the technical prowess of the Nadex Platform, Exchange, and Clearing Organization. Ideal for technically inclined candidates looking to advance their careers in a fast-paced Exchange trading setting.
Responsibilities:
Offer expert-level remote management, administration, and support for Production and Demo trading exchanges, including ensuring system availability, application stability, performance optimization, version upgrades, daily monitoring, issue resolution, and contract settlement.

Engage in the development, enhancement, and continual refinement of operational processes and service delivery.

Investigate, implement, and operate third-party tools aimed at automating, improving, and streamlining service operations.

Provide assistance in addressing a wide range of issues beyond the specified job scope when required.

Maintain coverage during nights and weekends on a rotational basis within a 24/7 operational environment.
Must-Have Qualifications:
Possess a minimum of 5 years' experience managing or supporting mission-critical production software applications.

Strong aptitude for technical troubleshooting and problem-solving.

Experience in incident management within a production or regulated environment.

Proficiency or hands-on experience with Linux operating systems, scripting/automation (e.g., Bash or Python), and system monitoring tools (e.g., Grafana, Zabbix, Logic Monitor).

Excellent interpersonal, verbal, and written communication skills.

Preparedness to work flexible hours, including nights and weekends, ingrained in a 24/7 support model.
Preferred Qualifications:
Background in financial services, fintech, trading exchanges, or trading system applications.

Knowledge or experience in options and futures trading markets.

Familiarity with AWS, Argo CD, AMQ/Kafka/Tomcat, high availability systems, networks, FIX protocol, Scila, Splunk, and Python.

Proficiency in SQL, job scheduling software, and clustered/high availability environments.

Strong attention to detail and commitment to process enhancement.
Life @ Crypto.com:
Encouraged to think expansively, delve into new opportunities while collaborating with a skilled, ambitious, and nurturing team.

A transformative and proactive work environment, empowering employees to innovate and discover thoughtful solutions.

Internal growth opportunities, facilitating the development of new skill sets fostering personal and professional growth.

Embedded work culture that nurtures support and collaboration among colleagues.

Unified teamwork striving to realize the common goal of establishing Cryptocurrency access for all.

Adaptation to work flexibility, offering flexi-work hours and hybrid or remote setups.

Career advancement prospects through an internal mobility program fostering varied avenues.

Work perks include a crypto.com visa card provided upon joining.
Benefits:
Competitive salary.

Generous annual leave entitlements including birthday and work anniversary leaves.

Adoption of work flexibility, accommodating flexi-work hours and hybrid or remote setups.

Career growth opportunities through internal mobility programs.

Work perks include a crypto.com visa card upon joining, varying as per regional requirements.
About Crypto.com:
Founded in 2016, Crypto.com serves more than 80 million customers worldwide, positioning itself as the fastest-growing global cryptocurrency platform. With a straightforward vision of Cryptocurrency in Every Wallet™, Crypto.com is dedicated to expediting cryptocurrency adoption through innovation, enabling a more equitable digital ecosystem powered by security, privacy, and compliance.

Personal data will be solely used for recruitment purposes, and only shortlisted candidates will be contacted.

Please note that candidates shouldn't expect further contact unless shortlisted.