Senior Backend Engineer
Company Overview
Seedworld Studios is dedicated to transforming the gaming landscape through its upcoming AAA metaverse game, Seedworld. Fusing elements of Fantasy and Steampunk, the game promises an enchanting experience like no other. We are currently in search of a skilled Senior Backend Engineer to join our Product Engineering team and help drive the development of our cutting-edge product application. Reporting to the Head of Engineering, you will collaborate closely with various teams to turn our vision into reality.
Primary Responsibilities:
Goal Ownership & Delivery: Taking charge of team objectives to ensure timely and impactful deliverables while identifying and resolving inefficiencies or risks.
Backend Development: Leading the creation and maintenance of scalable, efficient backend services with a focus on clean, high-performance code using Node.js and TypeScript.
System Design & Architecture: Spearheading the design and development of complex systems, making strategic architectural decisions that align with technical and business requirements.
API Design & Integration: Crafting and managing RESTful APIs and integrating them with third-party APIs to facilitate seamless business processes and data exchanges.
Database Management: Designing, optimizing, and maintaining MongoDB databases to uphold data integrity, security, and scalability.
Monitoring & Optimization: Establishing and enhancing monitoring and alerting strategies, analyzing system data, and ensuring high availability and performance.
Code Quality & Reviews: Ensuring codebase quality and reliability through lead code reviews, best practice implementation, and mentorship for team members.
Security Integration: Incorporating best security practices in development processes, addressing vulnerabilities, and mitigating risks.
Collaboration & Mentorship: Mentoring team members to foster growth and collaboration with various departments to align development with business objectives.
Adaptability & Innovation: Collaborating with stakeholders to adapt to changes, foster innovation, and align perspectives to meet business goals.
DevOps Practices: Contributing to DevOps processes like continuous integration, deployment, and cloud infrastructure management (e.g., AWS).
User-Centric Focus: Ensuring team strategies prioritize the customer, balancing technical execution with user-centric design principles.
Documentation: Maintaining comprehensive and up-to-date documentation for backend systems to assist team members effectively.
Team Structure
You will be an essential member of a diverse product development team, working alongside frontend/backend engineers, test engineers, UI/UX designers, product owners, and Web3 experts.
Company Culture:
Fully remote operation on a global scale.
Agile and inclusive work environment.
Focus on user-centric development and continuous improvement.
Dedication to building impactful products and nurturing team growth.
Requirements:
Experience: 6+ years in backend development or as a Senior Software Engineer.
Technical Expertise: Solid proficiency in Node.js, TypeScript, MongoDB, and REST API design, with experience in frameworks like Express or NestJS.
Leadership & Mentorship: Demonstrated ability to mentor team members, promote inclusivity, and uphold team culture.
Web3 Interest: Understanding or interest in the Web3 ecosystem, encompassing wallets, transactions, IDOs/ICOs, and DeFi concepts.
User-Centric Development: familiar with working in user-focused environments, harmonizing technical requirements and user requirements.
Adaptability: Demonstrated agility in managing shifting priorities and delivering quality output in fast-paced settings.
Desirable Criteria:
- Thorough understanding of the Web3 ecosystem and blockchain technology.
- Experience in high-risk environments like payment platforms.
- Proficiency in AWS and infrastructure as code tools like Terraform.
- Bachelor's degree in computer science or a related field.
Location
- Fully remote role with flexible working hours between 9AM and 10PM (UTC time).
Benefits:
- 21 days of annual leave in addition to local holidays.
- Sick days provision.
- Budget allocated for training and courses.
- Budget for necessary work equipment procurement.
Salary:
Monthly salary remunerated in stablecoins (USDC).
Back End Developer in AI projects
You will work closely with stakeholders across product, engineering, data science, and operations to identify opportunities for AI integration, manage implementation, and maintain AI systems post-deployment.
Key Responsibilities:
Collaborate with cross-functional teams to identify and prioritize opportunities for AI integration.
Evaluate and select appropriate AI/ML tools, APIs, and frameworks that align with business objectives.
Deploy and integrate AI models into production environments and existing systems (e.g., CRM, ERP, customer support platforms).
Develop automation workflows using AI tools (e.g., ChatGPT, Claude, Azure AI, Google Vertex AI).
Ensure data pipelines, model outputs, and integrations are reliable, secure, and scalable.
Translate business needs into technical requirements for AI systems.
Monitor, troubleshoot, and optimize deployed AI systems for accuracy, performance, and ethical alignment.
Maintain documentation and provide training or support to internal teams on AI tools and capabilities.
Stay current with AI trends, emerging technologies, and best practices.
Required Qualifications:
Certified specialist in AI or Bachelors or Masters degree in Computer Science, Engineering, Data Science, or a related field.
Familiarity with cloud platforms (AWS, GCP, Azure) and their AI services.
Strong understanding of APIs, microservices architecture, and RESTful integration.
Excellent communication skills and ability to translate complex AI concepts for non-technical stakeholders.
Preferred Qualifications:
Experience with GenAI tools like OpenAI (GPT-4), Anthropic Claude, or Google Gemini.
Knowledge of prompt engineering and small language model (SLM) orchestration.
Experience integrating AI into SaaS or enterprise software products.
Background in data security, compliance, and AI ethics.
Web3 Gaming Platform Development Team
A fastest growing Blockchain company is looking to create a decentralized gaming platform that empowers players and developers alike. We are currently seeking to build a talented team to bring their vision to life.
Position Overview
We are looking for skilled professionals to join our development team for a Web3 gaming platform. The ideal candidates will be passionate about blockchain technology and gaming, and possess the expertise to contribute to various aspects of our project. We are hiring for the following roles:
1. Frontend Developers
Responsibilities: Design and implement user interfaces for the gaming platform using modern frameworks (e.g., React, Vue.js). Collaborate with UX/UI designers to create engaging and intuitive user experiences.
Qualifications: Proficiency in HTML, CSS, JavaScript, and relevant frameworks. Experience with Web3 technologies is a plus.
2. Backend Developers
Responsibilities: Develop and maintain server-side logic, database management, and API integration. Ensure the platform's performance, security, and scalability.
Qualifications: Strong knowledge of Node.js, databases (e.g., MongoDB, PostgreSQL), and experience with cloud services. Familiarity with blockchain technology is advantageous.
3. Blockchain Developers
Responsibilities: Design and implement smart contracts, manage blockchain integrations, and ensure the security of decentralized applications. Collaborate with the team to optimize blockchain performance.
Qualifications: Expertise in Solidity, JavaScript, Rust, or Python. Experience with Ethereum and other blockchain platforms is essential.
4. Technical Leader
Responsibilities: Oversee the technical direction of the project, mentor team members, and ensure best practices in development. Collaborate with stakeholders to align technical goals with business objectives.
Qualifications: Proven experience in leading development teams, strong problem-solving skills, and a deep understanding of blockchain technologies.
5. Project Manager
Responsibilities: Manage project timelines, resources, and deliverables. Facilitate communication between team members and stakeholders, ensuring that the project stays on track and within budget.
Qualifications: Strong organizational and leadership skills, experience in project management methodologies (Agile, Scrum), and familiarity with the gaming and blockchain industries.
What We Offer
Competitive salaries and benefits
A dynamic and collaborative work environment
Opportunities for professional growth and development
The chance to be part of an innovative project that shapes the future of gaming
How to Apply
If you are passionate about gaming and blockchain technology and are excited to contribute to a groundbreaking project, we would love to hear from you! Please submit your resume and a cover letter detailing your relevant experience and why you would be a great fit for our team.
Join us in creating the next generation of gaming experiences!
Founding Head of Engineering
DevOps Engineer
Responsibilities:
Architect zero-downtime multichain ops (Arbitrum/BASE rollups, fraud-proof autoscaling)
Design self-healing node clusters that counter NFT minting DDoS attacks in <5ms
Embed on-chain circuit breakers to halt exploits before they drain $CORE liquidity
Turn Discord FUD storms into infra stress metrics via custom LLM pipelines
You’re a Fit If:
You’ve slashed gas costs by 30%+ in past DeFi/GameFi projects (prove it)
Your idea of “monitoring” includes MEV bot behavior and DAO vote latency
You’ve built systems where “chaos testing” means simulating chain splits during PvP wars
You see player rage-quits as a critical infrastructure metric
Compensation:
Base + % of rescued gas fees (paid in $CORE)
NFT “Backbone” Pass (permanent % of protocol revenue)
DAO voting power scaled to uptime milestones (*99.99% SLA = veto rights*)
Founder Fellow
📍 Remote | 3-Month Contract
🚀 About Iron Key & Iron Key Capital
Iron Key, backed by Iron Key Capital, is a venture community and investment firm focused on liquid and venture opportunities in crypto, Web3, and AI. Our mission is to invest in and support Pre-Seed and Seed-stage startups, equipping founders and investors with the tools and knowledge they need to succeed.
We operate a blockchain innovation lab and incubate startups in venture infrastructure, fintech, IP ownership, and application development. Iron Key Capital is backed by 200+ global LPs, deploying $1M+ annually into emerging opportunities.
📢 The Opportunity: Entrepreneur in Residence (EIR)
We are seeking a technical co-founder or EIR to help bring a newly incubated venture infrastructure product to market. This is a 3-month remote contract role, ideal for builders with Web3 and AI experience who want to launch a company with hands-on support.
Iron Key has developed proprietary AI tools for internal workflows and is exploring opportunities to externalize these as software-based consulting services or standalone software products. As an EIR, you’ll play a critical role in shaping, launching, and scaling these innovations.
🔹 Key Responsibilities
Lead Startup Development – Take an incubated idea from concept to market launch.
Drive Innovation – Bring your own venture idea or work on an existing Iron Key product.
Strategic Execution – Develop and implement growth strategies.
Hands-on AI & Web3 Work – Build and iterate on cutting-edge solutions in AI and blockchain.
Leverage Resources – Work alongside investors, advisors, and a global network to accelerate your startup.
🎯 What We’re Looking For
Proven entrepreneurial experience – Ideally, you’ve built a startup before (even if it failed).
Deep Web3 or AI expertise – Hands-on experience in AI, blockchain, or fintech is a must.
Strong problem-solving mindset – Ability to pivot, adapt, and execute in fast-changing environments.
Leadership & Vision – You’re a self-starter who can drive a business forward.
🔥 Why Join Iron Key?
Founder-Centric Program – Hands-on support to launch a company.
Unmatched Network – Access to top investors, mentors, and builders in crypto and AI.
Long-Term Value – Lifetime membership in the Iron Key community & alumni network.
Fundraising Support – Get exposure to global investors and funding opportunities.
📩 Apply Now
If you're ready to build and scale a new venture, apply here:
👉 https://airtable.com/appfCDlkorF5FL3VZ/paggWhwbIDwnmlzlK/form