Jobs at Djinni

Our mission at DestiLabs is to help businesses unlock new possibilities through AI and ML innovation. In order to do so we serve different businesses around the world, especially in the US and UK. But don’t be fooled with innovation - we are striving to deliver pragmatic solutions that help businesses to succeed while being developed as fast as possible with the best quality. We do build responsible AI and do not work with socially unbeneficial projects. Most of our clients are tech startups so we are looking for a person who is ready to dive into the emerging world of startups and comfortable working in a fast and frequently changing environment.

Person we are looking for:

• Collaborative and growth mindset – open to feedback and always eager to learn new frameworks and best practices
• 2+ years of commercial front-end experience (SPA frameworks, modern CSS etc)
• Deep expertise in one area, such as:
  • Building complex SPAs (React, Vue, Svelte, Angular)
  • Advanced CSS (Tailwind, CSS-in-JS) and responsive layout
  • High-performance, accessible interfaces
• Comfort with AI-powered UI components (chatbots, dynamic data loading)
• Portfolio of work (GitHub, CodeSandbox, deployed demos)
• Fluent in JavaScript/TypeScript (ESNext features, strict typing)
• Experience with Cloud hosting/deployment (Vercel, Netlify, AWS Amplify, Firebase)
• Familiarity with OpenAI (or other LLM) APIs for in-UI integrations
   

Responsibilities:

• Build and ship user-facing screens (search, basket, checkout, dashboards) in a modern framework (SvelteKit, React, Vue)
• Integrate AI/LLM widgets (OpenAI, etc.) for recommendations or chat within the UI
• Wire up social sign-ins (Google/Apple) and Stripe Checkout flows
• Turn Figma mocks into pixel-perfect, responsive views, ensure mobile breakpoints look great
• Instrument analytics events (Snowplow or similar) for basket abandonment and conversion tracking
• Write and maintain reusable component libraries (consistent design tokens, 8-point grid)
• Collaborate in Agile sprints – stand-ups, grooming, backlog refinement, sprint demos
• Document your work (component usage, deployment steps, environment variables) for easy handoff
• Work closely with backend engineers (REST/GraphQL consumption, error handling, loading states)
• Pair with UX and PM to refine micro-copy, accessibility, and edge-state behavior.

What we offer:

• Flexible hours & remote work – manage your own schedule as long as deadlines are met
• Growth opportunities – a supportive environment with ample opportunities for professional development and career advancement.
• Project-based engagement – rotate through different AI/ML startup projects for rapid skill growth
• Competitive compensation - we offer a competitive salary, performance bonuses, and benefits package.

Location: Remote (preferred time overlap with California afternoons; hybrid possible in Warsaw)

Type: Full-time or part-time

🧑‍💻 What You’ll Do

• Act as the main point of contact for clients: manage async chats, hop on calls, and lead status updates.
• Run daily standups with the delivery team and unblock developers.
• Perform manual testing of applications before they go live.
• Reproduce and document bugs with useful notes from Bubble. debugger/logs.
• Proactively flag risks, delays, and dependencies.
• Keep internal dashboards, task boards, and status docs organized.

🧑‍🚀 About You

• You’re a clear and fast communicator (written and verbal).
• You’re calm under pressure, decisive, and comfortable making calls.
• You think in systems, edge cases, and workflows.
• You’re obsessed with order and take pride in clean docs and tidy project boards.
• You proactively follow up, keep people aligned, and never let things fall through the cracks.
• You care about product quality, not just tasks.
• You’re interested in startups, AI, and no-code tools.

🛠 Required Skills

• Experience with or strong understanding of project coordination.
• Comfortable with Notion, Asana, Slack, Figma, Google Sheets.
• Familiarity with Bubble.io or willingness to learn quickly.
• Strong command of English (C1 preferred).
• Technical curiosity and fast learner.
• Basic understanding of SaaS / CRM / startup jargon.
• Bonus: past experience working with software teams or client accounts.

💎 What You'll Get

• Clear outcomes and KPIs so you always know what success looks like
• A fast-paced environment focused on ownership and high standards
• Exposure to startups and real clients across the US and EU
• Opportunity to grow into Head of Delivery or COO track
• Flexible hours with core overlap required in client-facing time zones

🔍 About the Role

We’re looking for a sharp, proactive Assistant to the CEO to take over operational and admin work—clearing the founder’s schedule to focus on vision, growth, and hiring. You’ll work across sales, content, internal ops, and task management.

This role is perfect for someone who loves variety, thinks clearly, and takes full ownership of small (but critical) tasks.

🧑‍💻 What You’ll Do (Example tasks)

• Set up lead forms and connect them with Pipedrive.
• Prepare client call summaries and internal notes in Notion.
• Help research agencies, tools, vendors, and competitors.
• Draft outreach emails, proposals, and content snippets.
• Warm up inboxes and manage outreach tools.
• Track hours across projects weekly and ensure timesheet accuracy.
• Perform app testing and manual QA.
• Complete ad-hoc tasks reliably with minimal back-and-forth.

🧑‍🚀 About You

• You’re extremely detail-oriented and organized.
• You’re analytical and comfortable with numbers.
• You get satisfaction from closing loops and finishing tasks.
• You write clearly and don’t need supervision to draft comms.
• You’re reliable, curious, and thrive in a high-trust async environment.
• You love optimizing processes, experimenting with tools, and automating where possible.

We are looking for a WordPress Consultant (m/f/d) with experience in the areas of:

Authentication & identification of customers

BCB Tenant to B2C Tenant

Search engine optimisation and subsequent presentation

Key data:

Start (ideal) immediately

Start (at the latest) From 16/06/2025

Duration 3 months with option to extend

Workload By arrangement 3-5 days/week

Project language: German OR English

FULL remote mode

Situation:

This is a platform for seminars and e-learning courses that can be accessed by both customers and internal employees.

The customer is already well advanced in terms of user experience and content. There is still a need for optimisation in the areas of safety/security, authentication and search engine optimisation. 

The platform is to be used regularly through daily microlearning. The platform should also learn about user behaviour in order to optimise search results.

Status/timeline:

The platform has not yet been activated for users (customers & employees).

Challenges:

Authentication & identification of customers

B2B tenant to B2C tenant

Search engine optimisation and subsequent presentation.

Tasks

The landscape consists of several interfaces. The basis should be Azure, where a Wordpress application is securely linked to the customer and employee data.

A B2C tenant is to be created as a user pool (currently B2B tenant), which guarantees the authentication of customers and identification of new users. The customer's security guidelines must be observed and maintained here. 

Another function is the authentication of newly registered users as a customer via the Pangea interface. The customer's security standards must also be observed here.

Requirements: (musthave)

Experience in the problems described above

Experience in authentication and identification

Experience in Wordpress and Azure

Experience in the conversion from B2B tenant to B2C tenant

Our mission at DestiLabs is to help businesses unlock new possibilities through AI and ML innovation. In order to do so we serve different businesses around the world, especially in the US and UK. But don’t be fooled with innovation - we are striving to deliver pragmatic solutions that help businesses to succeed while being developed as fast as possible with the best quality. We do build responsible AI and do not work with socially unbeneficial projects. Most of our clients are tech startups so we are looking for a person who is ready to dive into the emerging world of startups and comfortable working in a fast and frequently changing environment.

Person we are looking for:

• Collaborative and growth mindset – open to feedback and always eager to learn new frameworks and best practices.
• 2+ years of commercial QA experience. 
• Strong hands-on experience with test automation (e.g., Cypress, Selenium, Playwright).
• Solid understanding of QA methodologies, testing techniques, and tools.
• Excellent collaboration and communication skills across technical and non-technical teams.
• Familiar with CI/CD pipelines and how QA fits into modern DevOps practices.
• Experience testing AI-powered features is a bonus.
• Sharp eye for detail – no critical bug escapes unnoticed.
•  

Responsibilities:

• Work closely with project managers, developers, and other team members in ensuring high-quality products.
• Apply Agile principles effectively in day-to-day activities.
• Write automated tests to conduct complex tests to confirm that the acceptance criteria have been met.
• Support, maintain and improve all related test cases.
• Perform functional testing in WEB/desktop applications, or/and back-end systems (depends on project).
• Report software defects to resolve them.
• Making our release process as smooth as possible with the best quality.
• Make decisions regarding automation.
• Lots of space for your own ideas and creations

What we offer:

• Flexible hours & remote work – manage your own schedule as long as deadlines are met
• Growth opportunities – a supportive environment with ample opportunities for professional development and career advancement.
• Project-based engagement – rotate through different AI/ML startup projects for rapid skill growth
• Competitive compensation – we offer a competitive salary, performance bonuses, and benefits package.

We are looking for a goal-oriented and proactive recruiter with experience in full-cycle hiring across digital, tech, or marketing domains, who is eager to grow in the fast-paced iGaming industry.

Experience in gambling or traffic arbitrage is a plus, but not mandatory — we will provide full onboarding, industry-specific training, and all necessary support to help you succeed in this niche.

Key Responsibilities:

• Managing the end-to-end recruitment process.
• Actively sourcing candidates through LinkedIn, Telegram, professional communities, referrals, and niche channels.
• Building and maintaining a tailored candidate pipeline for each vacancy, ensuring high-quality communication at every stage.
• Collaborating closely with hiring managers to clarify role requirements and provide regular updates on recruitment progress.
• Maintaining and updating the candidate database and CRM/ATS, preparing reports on pipeline status and vacancy progress.

Candidate Requirements:

• At least 1 year of experience in recruitment (in digital, IT, marketing, or related fields).
• Hands-on experience with alternative sourcing methods beyond traditional job boards.
• Strong communication skills, analytical thinking, and a high level of self-organization.
• Willingness to quickly immerse in a new industry and learn the specifics of the iGaming sector.
• Desire to impact results and actively participate in building and improving recruitment processes.

What We Offer:

• Fully remote work format with a flexible schedule.
• A collaborative and supportive team culture with a strong focus on knowledge sharing.
• Maximum autonomy: no unnecessary bureaucracy, meetings, or reporting.
• 20 paid vacation days per year, paid sick leave, and official public holidays in Ukraine.
• Real opportunities for professional growth within the iGaming industry and the chance to work with unique candidate profiles.

📩 If this sounds like your kind of challenge — we’d love to hear from you! Send us your CV and let’s connect.

We are looking for a skilled and proactive Talent Sourcer to become an essential part of our recruitment team and help us attract top-tier professionals for our fast-growing iGaming company.
This is a great opportunity to work with niche and complex roles, contribute directly to business growth, and sharpen your sourcing skills in a highly competitive environment.

Key Responsibilities:

• Actively source candidates for specialized roles in iGaming (Affiliate Managers, Media Buyers, SMM, CRM Managers, etc.).
• Work across LinkedIn, Telegram, niche platforms, internal databases, and referral networks.
• Continuously expand and update your candidate network and internal talent pool.
• Initiate first contact and qualify leads before handing them over to recruiters.
• Collaborate closely with recruiters to align on role requirements and sourcing strategies.
• Test and implement new sourcing tools and automation techniques.

Requirements:

• 6+ months of experience in sourcing or talent research (preferably in digital or iGaming-related roles).
• Hands-on experience with LinkedIn, Telegram, and other alternative sourcing channels.
• A personal list of relevant Telegram channels, LinkedIn groups, and other platforms for iGaming talent search.
• Creative thinking and strong research skills — you know how to dig deeper and find hidden talent.
• Basic understanding of the recruitment process and the types of roles you'll be working with.
• Willingness to learn, improve workflows, and scale the sourcing function.

What We Offer:

• Fully remote work with flexible hours.
• A strong, collaborative team that shares knowledge and supports each other.
• High level of autonomy — no bureaucracy, no unnecessary reporting, no time-wasting meetings.
• 20 paid vacation days per year, sick leave, and all official public holidays off.
• Clear career path: grow into a full-cycle recruiter or sourcing lead.
• Transparent reward system tied to results.

We are an international iGaming company that has been developing successful online entertainment brands. Over the past few years, we have significantly scaled, entered new markets, and built a strong cross-functional team.

We are seeking an experienced HR Director with a proven track record in designing and implementing HR infrastructure for mid-sized, fast-growing companies. You will lead the development of scalable HR processes, drive culture and engagement, and act as a strategic partner to the leadership team.

Key Responsibilities:

• Build the full HR function from scratch: define structure, workflows, and metrics
• Implement HR systems and tools (HRIS, automation, etc.)
• Develop and document policies, procedures, and job descriptions
• Set up onboarding, performance management, and employee development frameworks
• Partner with team leads to map out and optimize business processes
• Drive internal communications, employer branding, and company rituals
• Oversee and expand the recruitment function (currently 2 recruiters)
• Serve as a business partner to leadership and contribute to strategic planning

What We Expect:

Hard skills:

• 5+ years in HRM/HRD roles, preferably in companies with 100–300+ employees
• Experience building HR processes in fast-scaling environments
• Solid understanding of the full employee lifecycle: recruitment, onboarding, L&D, performance, retention
• Hands-on experience with implementing HR systems and digital tools
• Background in iGaming is a strong plus, but not mandatory

Soft skills:

• Strategic thinking combined with operational flexibility
• Strong emotional intelligence and communication skills
• Ability to thrive in ambiguity and drive clarity
• Collaborative mindset and hands-on leadership style
  
   

Location: Remote

Employment Type: Full-Time

Company Overview

We are a dynamic and innovative software development company committed to delivering top-notch digital solutions across various industries, including Healthcare, Retail, Fintech, and EdTech. Our team thrives on collaboration, quality, and agility to ensure exceptional results for our clients in a competitive digital landscape.

This is a unique opportunity to build a system from scratch, not just maintain an existing one. You will have ownership and a real impact on our sales pipeline and overall business growth.

Role Summary

We’re looking for a motivated, analytical, and highly proactive individual who is ready to create, own, and grow our Upwork sales channel. This role is not about waiting for instructions — we need someone who understands business logic, works independently, and has the ambition to grow into a leadership position as we expand.

You won’t be micromanaged — we expect initiative, high standards, and responsibility.

This role is for someone who wants to drive results and create impact — not just complete tasks.

We need you to start as soon as possible.

Key Responsibilities

• Create and build the Upwork lead generation process from scratch.
• Identify and engage potential clients through strategic bidding and personalized proposal submissions.
• Daily monitoring of Upwork job postings, quick and smart response strategy.
• Test and refine ICP (Ideal Customer Profile), search filters, and qualification criteria.
• Develop, analyze, and optimize proposal templates and communication scripts.
• Set up and manage CRM tools (e.g., Pipedrive) to track leads, proposals, and client interactions.
• Develop analytics on Upwork job posts: views, reply rates, lead quality, win rates.
• Proactively suggest and implement improvements to the sales process.
• Build and maintain a strong Upwork profile and portfolio (text and visuals).
• Work closely with leadership on strategic sales and business development initiatives.

• Meet and exceed clear KPIs aligned with business goals.

   

Requirements:

Must-have:

• Proven experience working with Upwork: from client search to successful deal closure.
• Advanced English proficiency (В2 or higher) — ability to write clear, structured proposals without "Google Translate" mistakes.
• Strong writing skills — professional, persuasive, and client-focused.
• Minimum 2 years in IT sales, lead generation, or business development roles.
• Deep understanding of the IT outsourcing industry and agency operations.
• Hands-on experience with CRM tools (Pipedrive, Hubspot, or similar).
• Proactive mindset — ability to initiate tasks and drive results independently.
• Excellent analytical skills — ability to track, measure, and optimize performance.
   

Nice-to-have:

• Experience with Upwork automation tools (e.g., GigRadar, GetMany).
• Familiarity with LinkedIn for lead generation and outreach.
• Understanding of the full digital project lifecycle — from briefing to delivery.

• Experience working with B2B clients and mid-size businesses.

   

What We Offer

• Freedom to build and lead your own process
• 18 working days of fully paid vacation and 10 sick days.
•  Flexible working hours.
• Full remote
•  Other benefits according our Policies

• Clear and transparent KPIs aligned with business goals

   

If you are passionate about sales, have a knack for building lasting client relationships, and are eager to contribute to a growing team, we would love to hear from you.

Employment Type:
Full-Time

Location:
Chicago, IL, US (Hybrid)

About the Role

An international outsourcing company is looking for a highly skilled Senior Software Engineer to join the team on a project for a US-based client in the healthcare finance sector.

You will play a key role in developing and optimizing scalable, high-performance cloud and big data systems. The role offers an opportunity to shape engineering culture and processes in a fast-growing, dynamic environment based on AWS. You’ll work directly with cloud-native technologies, big data frameworks, and have the chance to implement AI tools to accelerate development processes.

Key Responsibilities

Hands-on Coding & System Design

• Architect, develop, and deliver robust Java-based backend systems optimized for scalability, reliability, and high-throughput data processing.
• Design and implement large-scale file processing workflows and big data pipelines (batch and/or streaming).
• Write clean, efficient, and well-documented code; set and enforce coding standards.
• Drive performance enhancements, profiling, and tuning for mission-critical services.

• Lead by example in code reviews, debugging, and troubleshooting complex issues.

   

Technical Leadership & Process Improvement

• Establish and refine development processes, CI/CD pipelines, and code review standards.
• Mentor and coach junior developers to ensure adherence to best practices.

• Promote the safe and effective use of AI-powered development tools to boost productivity.

   

Cloud-Native & Big Data Engineering

• Design and implement cloud-native solutions leveraging AWS services (e.g., S3, EMR, Glue, Lambda, EC2, ECS, RDS).
• Build and optimize data ingestion, transformation, and storage processes for large-scale datasets.
• Collaborate closely with DevOps, infrastructure, and data engineering teams for seamless deployments and optimal resource utilization.

• Ensure code security in collaboration with the security team.

   

Requirements

• 5+ years of professional experience with Java development (Spring Boot, Hibernate, or similar frameworks).
• Proven experience in designing and scaling distributed systems on AWS.
• Strong expertise in building and optimizing big data and file processing pipelines (Hadoop, Spark, AWS Glue, Apache Beam, etc.).
• Deep understanding of performance tuning and debugging in high-traffic, data-intensive environments.
• Experience setting and enforcing engineering best practices and mentoring junior engineers.
• Familiarity with DevOps tools like Docker, Kubernetes, Terraform, Jenkins, etc.
• Excellent communication and collaboration skills.
• Hands-on experience in Agile development environments.

• Strong teamwork skills and participation in Agile ceremonies such as refinement, planning, and retrospectives.

   

Nice-to-Have

• Experience using AI tools in software development (Cursor, GitHub Copilot, CodeWhisperer).
• Familiarity with microservices architecture and event-driven systems.

• Contributions to open-source projects or technical blogs.

   

Location Preference

We are looking for candidates within commuting distance of Chicago or Grand Rapids, MI. The position offers significant remote work flexibility but requires occasional in-office presence, typically three days a week for key sprint meetings.

Requirements:

Bachelor’s degree
At least 3 years of commercial experience with C#
Knowledge of the basics of computer science (algorithms and data structures, OOP)
Intermediate English level
Source code (all or fragments) of any C# project for evaluation
Basic knowledge of C ++

Will be a big plus:

Knowledge or experience in medical technology, DICOM
Have web and/or cloud development experience

We offer:

20 days of paid vacation (official Ukrainian holidays are days off)
15 days of paid sick leave
Accounting support
Comfortable, modern office (Kyiv/Kharkiv) and working environment
Flexible working schedule
Corporate events
English classes
Paid conferences

Responsibilities:

Writing automation scripts
Bug-fixing
Writing unit tests
Developing new features or extending existing ones

*Project*: Development of software for medical equipment for imaging. Development of scanners of an internationally well-known brand, by which more than 300,000 patients are examined daily. This area comprises software running both on the scanners and workstations, as well as the integration to other vendors covering:
* Installation and software licensing management
* Connectivity configuration and diagnostics
* Patient data management
* Integration to hospital IT systems (EMRs, PACS) and other 3rd party systems (reporting systems)
* Reading other vendors’ images that are complying with the DICOM standard
* Remote access solutions for review and report
* Ensuring privacy and security of patients’ data

Technologies
— C++/C# .Net
— WPF
— MFC
— Databases
— Network communication
— DICOM standard (Digital Imaging and Communication in Medicine)
— VS 2022, Jira, Jenkins, Confluence, Teams

We are developing a wallet app for companies and enterprise which allows accounting and transactions in Bitcoin and bitcoin-related technology (not usual blockchain/crypto, more like fintech).

We are looking for an experienced Flutter developer to implement the existing GUI.

The app hosts no business logic and is a light client, working with a REST HTTP server, which runs all of the logic.

Who We Are

We’re a fast-moving startup turning an ambitious idea into a beautifully simple mobile product. Our founders come from product design, AI and growth marketing backgrounds.

What You’ll Do

• Build new features in React Native (and Swift / Kotlin when native modules are needed) from polished Figma mock-ups to production.
• Keep our TypeScript codebase clean, well-tested and integrated into a green CI/CD pipeline.
• Hunt down performance and UX issues across a wide range of devices.
• Track emerging mobile trends and propose ways to delight users.

What We’re Looking For

• Basic knowledge of JavaScript or TypeScript and a desire to master React Native.
• Familiarity with Git workflows.
• Understanding of mobile UI/UX fundamentals.
• Communicative English (spoken & written).
• Curiosity, grit and a growth mindset.

Nice-to-Haves

• Personal or university project live on the App Store / Play Store.
• Experience with Expo and over-the-air updates.
• Knowledge of automated testing (Jest, Detox).
• Exposure to GraphQL or RESTful APIs.
• Interest in motion / animation libraries.

We review every application on a rolling basis until the position is filled. If you’re an ambitious person determined to grow in mobile development, send in your application—​we’ll definitely get back to you!

About the Role

We are seeking a Java Developer with hands-on experience in telecom billing systems to join our technology team. The ideal candidate will be responsible for designing, developing, and maintaining Java-based applications that support mission-critical billing processes within a telecommunications environment. You will be responsible for adding new features, correct business process changes, bug fixing, different integration and correction of the customer portal.

Key Responsibilities

• Design, develop, test, and deploy scalable Java-based applications supporting telecom billing platforms.
• Work closely with Business Analysts and Product Owners to gather billing-related requirements and translate them into technical specifications.
• Integrate Java applications with rating, mediation, invoicing, and customer management systems.
• Enhance and maintain existing billing modules, ensuring they are accurate, compliant, and efficient.
• Optimize application performance, especially in high-volume transaction environments typical of telecom operations.
• Write and maintain technical documentation.
• Collaborate with DevOps, and support teams to ensure system stability and timely issue resolution.

Required Qualifications

• 2+ years of professional experience in Java Core development 
• Solid knowledge of object-oriented principles approach
• Understanding monolithic architecture and multi-threading.
• Experience in the telecommunications domain, especially with billing, rating, mediation, or revenue assurance. 
• Knowledge of telecom billing standards such as TPM (Telecom Product Management), RA (Revenue Assurance) processes, taxation processes management. 
• Familiarity with SOAP/RESTful APIs, SQL/PLSQL, and relational databases like MySQL, or Oracle, PostgreSQL. 
• Commercial experience in AWS services utilization 
• Perfect knowledge of GIT and delivery pipelines. 
• Comfortable working in a Linux environment for development, deployment, and troubleshooting.
• Experience with monitoring tools such as Grafana for troubleshooting.
• Experience in writing unit and integration tests.

Preferred Skills

• Experience with billing platforms development.
• Experience working with high-throughput transactional systems.
• Exposure to monolith and microservices architecture 
• Understanding of containerization tools like Docker or Kubernetes.
• Understanding of data processes, data transformation, and mediation engines.
• Knowledge of CI/CD pipelines, source control (Git), and agile development methodologies.
• Knowledge of PHP backend frameworks, HTML, CSS to support integration between billing and customer portal 

Soft Skills

• Strong analytical and problem-solving abilities.
• Excellent communication and documentation skills.
• Ability to work independently and within cross-functional teams including business team.
• Detail-oriented with a focus on delivering high-quality solutions.
• Good English speaking communication and writing skills

Education

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.

Responsibilities:

• Develop projects from scratch or maintain existing ones (ranging from microservices to platforms with millions of users)
• Optimise current functionality – we always strive for perfection
• Ensure maximum performance and scalability: code refactoring, library updates, index improvements, call optimisations, and even rewriting the framework core are part of our routine
• Deliver fast and high-quality results – plan architecture with the future in mind and write clean, maintainable code
• Share technical expertise with the team and benefit from their support in your professional growth

• Identify and propose the best approaches to solving tasks

   

Requirements:

• Minimum 1 year of experience in a team lead role
• PHP – preferably version 7.4 or higher
• Deep knowledge of Laravel: understanding its internal workings, dependency injection (DI), the lifecycle of service providers, and the core of both HTTP and console
• MySQL 5.7–8: experience with transactions and high-load systems
• Proficiency with version control systems like Git/GitHub and working with GitHub Flow
• Experience with UNIX systems, especially Ubuntu (basic experience with Nginx, PHP-FPM, Crontab, MySQL, NPM)
• Experience with APIs: integrating any third-party APIs and building your own

• Experience working with payment systems

   

Nice to Have:

• Full-stack application security: proper server configuration, protection against XSS and CSRF, prevention of brute-force attacks and abuse of free features (e.g., farming multi-accounts or automating user actions)
• Strong understanding of data integrity: transaction management, isolation levels, and nested transactions
• Architecture planning: designing the codebase and database structure, breaking down applications into microservices, and organising effective communication between them
• Experience with Redis as both a cache and a data store, including use as a Pub/Sub system between PHP and NodeJS/Swoole
• Knowledge of and ability to work with NodeJS and Socket.io
• Experience with server administration (Debian-based systems), Docker, and Ansible
• Experience with AWS and DigitalOcean
• Working with charts and internal analytics based on MySQL/Redis data (nested queries, multi-table selections), and creating admin panels to monitor, optimise, and improve the product
• Experience working with queues such as RabbitMQ
• Frontend knowledge: JavaScript (ES6+), understanding of reactive applications, VueJS, TypeScript, and CSS preprocessors (SCSS, LESS)