Jobs at Djinni

Hello, we are looking for a Head of Business Development for our products in the eSports industry. We primarily consider candidates with proven experience in B2B sales, business development, strategic partnerships, and commercial negotiations.
 

Our product is rapidly expanding its B2B direction and partner network. We are looking for a dedicated Business Development professional who will own partner acquisition, build relationships with gaming platforms and marketplaces, negotiate commercial terms, and drive new integrations. The goal of this role is to accelerate revenue growth by expanding our global partner ecosystem. 
 

Location: remote.

Current team composition:
Product Manager, Backend Team, Frontend Team, QA, UI/UX Designer, Marketing Team, Customer Support, Finance.

List of technologies needed:
CRM (HubSpot/Pipedrive or similar), LinkedIn Sales Navigator, Telegram, Discord, Google Workspace, Notion, Excel/Google Sheets, AI tools (ChatGPT), basic API understanding.

Requirements:

- 4+ years of experience in Business Development, B2B Sales, or Partnerships.

- Hands-on experience in prospecting and acquiring new clients (Outbound Sales).

- Experience negotiating with decision-makers (Founders, CEOs, Heads of Business, etc.).

- Proven track record of closing commercial deals and managing partners through the integration and launch process.

- Strong relationship-building and account management skills.

- Fluent English, both written and spoken, with the ability to conduct business negotiations confidently.

- Ukrainian and Russian at a level sufficient for day-to-day internal communication within the team (required for internal communication).

- Ability to work independently, prioritize tasks, and consistently achieve business KPIs.

Responsibilities:
- Own the end-to-end Business Development process, from identifying new opportunities to launching strategic partnerships.

- Drive the acquisition of new B2B partners and expand our product's global partner network.

- Build, maintain, and strengthen long-term relationships with strategic partners.

- Lead commercial negotiations and secure mutually beneficial partnership agreements.

- Collaborate with Product, Engineering, and Operations teams to ensure successful partner integrations.

- Monitor market trends, identify growth opportunities, and contribute to the company's business development strategy.

- Achieve partnership, revenue, and business growth targets through proactive sales and relationship management.

Tasks description:

- Identify and acquire new B2B partners across the gaming industry (marketplaces, lootbox platforms, casinos, game services, payment providers, affiliate platforms).

- Own the entire sales cycle: prospecting, outreach, negotiations, commercial discussions, and deal closing.

- Build and maintain long-term relationships with existing partners.

- Negotiate pricing, commercial terms, and strategic partnership agreements.

- Work closely with Product and Engineering teams to launch new integrations.

- Represent our product in meetings, conferences, and online communication with international partners.

- Monitor the market, identify new business opportunities, and analyze competitors.

- Build and optimize the partner acquisition pipeline.

- Achieve quarterly partnership and revenue growth targets.

Will be an advantage:

- Experience in Gaming, CS2, iGaming, Marketplaces, FinTech, or Payment-related companies.

- Existing network of contacts or partner relationships within the gaming industry.

- Experience in international B2B sales and working with overseas partners.

What we could offer:

• 24 days of paid leave per year.
• 100% paid sick leave.
• Negotiable (Base salary + performance bonus)
• Full-time remote.
• Long-term collaboration.
• Sustainable business.
• Game and entertainment development company.

We're looking for a deeply technical Product Manager with a strong understanding of financial markets to join our Trading Core direction. You'll build the technology core that powers the entire business - matching, liquidity, risk, and pricing infrastructure across CFD and Crypto markets.
 

Responsibilities

• Define the roadmap for Infra & Liquidity, Risk Tech, and Commerce Tech domains, working alongside Engineering Directors and Quants
• Write highly detailed, edge-case-heavy PRDs for backend systems (e.g., defining the exact mathematical logic for cross-margin liquidations during high volatility)
• Collaborate with the Risk Management and Dealing departments to build internal tools that allow them to monitor exposure and combat toxic trading in real-time
• Oversee stress tests and historical analytics to ensure the core infrastructure can handle extreme market events (e.g., crypto flash crashes)

Requirements

• Experience in a highly technical backend role within a Crypto Exchange, CFD, Prop Trading Firm, or HFT environment
• Deep knowledge of market microstructure, order matching algorithms, liquidity aggregation, FIX API, and bridging technologies (e.g., PrimeXM, OneZero)
• Strong understanding of financial risk management: margin calculations, liquidation mechanics, Value at Risk (VaR), and A/B/C-book operating models
• Solid technical foundation: ability to understand complex system architectures, bare-metal infrastructure, and latency-sensitive network design
• Experience in defining complex fee engines, rebate structures, and financial reconciliation processes
• Analytical Rigor: Exceptional quantitative skills and a data-driven approach to solving complex financial logic problems
• High Stress Tolerance: You are managing the core engine where a single bug can cost millions. You must be calm, structured, and risk-aware
• Translation Master: Ability to seamlessly translate complex mathematical/financial concepts from quants and risk managers into clear PRDs for backend engineers

Will be a plus

• Background in quantitative finance, financial engineering, or backend software development
• Deep knowledge of MetaTrader 4/5 core infrastructure and plugins
• Experience with Crypto Options pricing models and On-Chain/DEX routing protocols

We offer

• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company’s approved Public holiday list
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)

Backend Developer (Node.js / NestJS)

Work format: On-site

Location: Prague, Czech Republic

About the Company

We are building a high-load iGaming product and are looking for a Backend Developer to join our engineering team. You will work on payment infrastructure, develop new services, and contribute to the evolution of our scalable backend architecture.

Responsibilities:

• Develop and maintain microservices using Node.js and NestJS.

• Integrate external payment providers and game aggregators.

• Maintain and enhance existing payment modules.

• Develop new product features, including bonus systems, categories, and other platform functionality.

• Design database schemas, indexes, migrations, and optimize queries.

• Work with infrastructure technologies such as Docker, Kubernetes, and AWS.

• Participate in architecture design and technical decision-making.

• Collaborate closely with Backend, QA, and Product teams.

• Take part in code reviews, testing, and mentoring.

Requirements:

• On-site work in Prague.

• 3–6 years of commercial Backend development experience.

• Strong knowledge of JavaScript and TypeScript.

• Solid experience with Node.js.

• Strong knowledge of NestJS.

• Experience with microservice architecture.

• Experience working with SQL and NoSQL databases.

• Strong knowledge of PostgreSQL and MongoDB.

• Experience with Docker and Kubernetes.

• Experience with AWS (EKS, S3, IAM).

• Experience with RabbitMQ.

• Ability to write clean, maintainable, and reliable code.

• Understanding of scalable backend architecture and best practices.

• English level: B2 or higher.

Nice to Have:

• Experience with Express.js.

• Knowledge of Go (we have existing Go microservices).

• Experience with Redis.

• Experience with ClickHouse.

• Experience writing Unit and Integration tests.

• Experience with payment systems.

Technology Stack:

• Languages: JavaScript, TypeScript.

• Frameworks: Node.js, NestJS, Express.js.

• Architecture: Microservices.

• Infrastructure: AWS (EKS, S3, IAM), Docker, Kubernetes.

• Databases: PostgreSQL, MongoDB, Redis, ClickHouse.

• Messaging: RabbitMQ.

• Tools: Git.

What We Offer:

• Work on an international high-load product.

• Opportunity to influence architecture and technical decisions.

• Modern technology stack.

• Strong engineering team.

• Professional growth and career development opportunities.

• Competitive compensation.

We are looking for strong Backend Developers to join our growing product team.

Projects:

• Sweeptakes platform (US market)
• Online Casino (South America)

Locations:

• Prague office (full-time, official employment in Czech Republic)

Budget: up to $6000 net per month

What you will do:

• Development and maintenance of microservices
• Integration with external payment systems and game aggregators
• Development and support of payment modules
• Implementation of new product features (categories, bonus systems, etc.)
• Database design, schema creation, indexing, migrations and query optimization (SQL + NoSQL)
• Work with infrastructure: Docker, Kubernetes, AWS
• Participation in code review, testing and mentoring
• Support of current architecture and participation in building a new one

Requirements:

• 3–6 years of commercial experience with Node.js and Nest.js
• Strong knowledge of TypeScript
• Solid experience with SQL and NoSQL databases
• Understanding the importance of reliable and clean code (SOLID, architecture, maintainability)
• Experience with payment systems integration and building stable financial solutions (idempotency, transactions, webhooks, reconciliation)
• Good English level (B1+)

Will be a big plus:

• Go language (we have some microservices on Go)
• Unit & Integration testing
• ClickHouse
• Experience with live casino / streaming / real-time events

What we offer:

• Competitive salary up to $4000 net
• Prague office position: official employment (Czech contract), paid sick leave (10 days after 1 year), paid vacation
• Remote position: flexible contract
• Probation period — 3 months
• Paid overtime
• Work schedule: 10:00 – 19:00 GMT+1 (with online presence)
• Salary payment in cryptocurrency
• Interesting projects in gambling & sweepstakes niche
• Opportunity to influence product architecture

Ready to join? Send your CV and a short note about your experience with Nest.js and payment systems.

We review all applications and respond to every candidate.

#NestJS #NodeJS #Backend #Prague