Jobs at Djinni

Experience Level: 8+ years of embedded/low-level development experience, with 4–5+ years
focused on Linux / Android BSP and camera or multimedia subsystem integration.
About Client
Our client is the world's leading manufacturer of advanced control and automation systems, innovating technology and reinventing the way people live and work, offering integrated solutions to control audio & video systems. The client streamlines technology, improving the quality of life for people in corporate boardrooms, conference rooms, classrooms, auditoriums, and in their homes.
The automation and control solutions for buildings and homes let people control entire environments with the push of a button, integrating systems such as A/V, lighting, shading, IT, security, BMS, and HVAC to provide greater comfort, convenience, and security. All the products are designed and built to work together as a cohesive system, enabling customers to monitor, manage, and operate everything from the cloud.

Job Description
We are looking for a Camera BSP & Middleware Engineer to drive the design and development of a unified camera infrastructure across Linux and Android platforms.
This role combines deep embedded Linux and Android expertise with camera subsystem integration. The engineer will be responsible for sensor bring-up, driver development,
middleware integration, and image quality tuning, ensuring compliance with Android Camera HAL standards and optimized multimedia performance across platforms.

Technical Requirements (Mandatory)

 Strong experience with Linux kernel camera drivers and V4L2 (including sub-device drivers)
 Proven experience integrating and maintaining Android Camera HAL
 Hands-on experience with camera sensor bring-up and board-level integration
 Experience working with Device Tree / DTBO overlays, including power sequencing, reset, and clock (MCLK) configuration
 Experience tuning image quality pipelines, including:
o 3A algorithms (AE, AWB, AF)
o Lens Shading Correction (LSC)
o Temporal Noise Reduction (TNR)
 Ability to debug complex camera pipelines across kernel and user space
 Experience with Git/Gerrit and build systems (Yocto and AOSP)
 Strong understanding of embedded Linux and Android system architecture

Responsibilities
 Own cross-platform (Linux and Android) camera architecture and board bring-up
 Develop and maintain Linux camera drivers (V4L2 sub-devices)
 Integrate and support Android Camera HAL components
 Create and validate Device Tree / DTBO overlays for camera hardware configuration
 Automate media graph validation, streaming tests, and long-running stress test suites
 Tune image processing pipelines using vendor-provided IQ tools
 Collaborate closely with hardware teams on CSI timing, PHY configuration, and sensor onboarding
 Support performance optimization and long-term platform stability
Preferred Skills
 Experience with ISP pipelines and proprietary HAL implementations
 Knowledge of multimedia frameworks such as GStreamer or OpenCV
 Experience working with high-resolution or multi-camera systems
 Familiarity with automated validation frameworks for camera subsystems

Digis is looking for a Senior ML Engineer to join a long-term project.

About the Project

Our client is Belgian FinTech company developing a high-performance, low-latency machine learning ecosystem for the crypto market.
The platform analyzes real-time social signals (Twitter, Telegram, Reddit) and breaking news to predict market volatility and price movements.

Why Join the Team?
 

• High-Impact Work: Build a platform handling 400+ cryptocurrencies with an end-to-end latency under 200ms.
• Ownership: High autonomy in a lean 5-person team where your technical decisions shape the entire platform.
• Unique Tech Stack: Work with a powerful synergy of Python for ML and C/Cython for performance-critical components.
• Stability: A well-established project.

Responsibilities
 

• Architect ML Systems: Build models to predict market moves using data from Twitter, Telegram, Reddit, and blogs.
• Low-Latency Optimization: Maintain a strict 100ms pipeline from message receipt to trade execution.
• Advanced NLP: Implement event detection, aggregate news threads, and fine-tune LLMs as second-wave prediction models.
• Scalable Engineering: Scale detection processes and refactor APIs into robust microservices.

 Requirements
 

• Experience: 5+ years in Machine Learning & Statistical Modeling (Python).
• Systems Skills: 1+ year of experience with low-level programming in C.
• NLP Focus: Strong background in Natural Language Processing and LLM fine-tuning.
• English: Sufficient for technical interviews and daily collaboration with the CTO.

 We Offer
 

• Time Off: 20 paid vacation days and 5 paid sick leaves per year.
• Growth: Personalized development plan (PDP) and training compensation.
• Perks: Сourse compensations and work equipment (laptop/monitor).
• Support: Full accounting and legal support.

PROJECT:

We are building 4connection – a modern, feature-rich messenger application combining group messaging, interest-based communities and a thoughtful dating or matching feature. Think Telegram meets meaningful matchmaking with accessibility, youth protection and strong encryption built in from the start.

The Rust backend handles message routing, user matching algorithms, group management, API and the web presence. We are looking for a designer to shape the visual identity, user experience and interaction design across mobile and web. This is a client-commissioned project with a clear product vision.

REQUIREMENTS:

1+ years of experience in UI UX or product design for web or mobile applications. Strong understanding of user flows, interaction patterns and clean interface design. Experience designing social, messaging or community-based platforms is a plus. Proficiency in Figma or comparable tools. Basic understanding of accessibility standards. Clear, structured design thinking and attention to detail. Good English skills.

NICE TO HAVE:

Experience building scalable design systems and reusable components. Experience with real-time interfaces such as chat applications. Understanding of safe community design or youth protection UX patterns. Experience collaborating closely with developers. Basic technical understanding of frontend constraints.

RESPONSIBILITIES:

Designing the user experience under direct guidance of the technical lead. Creating wireframes, interaction concepts and high-fidelity UI designs. Developing and maintaining a consistent design system. Designing chat interfaces, community spaces and matching flows. Preparing developer-ready assets and documentation. Collaborating closely with backend and frontend developers to ensure feasibility and clarity.

WE OFFER:

Fully remote work. A small, focused core team of 4 developers – no corporate overhead. Direct collaboration with an experienced technical lead who mentors rather than manages. AI-assisted development is part of the workflow. The opportunity to shape the visual identity of a product from the ground up. Clients will be released as open source – you are building something visible. Fair compensation and long-term collaboration. Nextcloud and Redmine for collaboration.

Tech Stack: Figma, Design Systems, Prototyping Tools, Nextcloud, Redmine

RemotePass is a leading global platform transforming the way businesses access and manage top talent. Recognized as one of G2’s Top 100 Fastest Growing Software Products, we’re on a mission to break down geographical barriers and create a world where exceptional talent can thrive anywhere.

By streamlining global hiring, onboarding, payroll, and compliance, RemotePass empowers organizations to build high-performing remote teams. Our platform is designed to improve the lives of millions of workers worldwide by providing them with unprecedented opportunities to connect with global employers and reach their full potential.
 

We are backed by world-class investors; Endeavor Catalyst, Khwarizmi Ventures, Oraseya Capital, Flyer One Ventures, Access Bridge Ventures, A15, Swiss Founders Fund and Plug & Play.

The Role

We are seeking a highly skilled and experienced Senior Platform Engineer to join our dynamic team. The ideal candidate will have a strong background in building and maintaining scalable, reliable, and secure cloud platforms. You will be instrumental in designing, implementing, and optimizing our core infrastructure, ensuring seamless operations and supporting our ambitious growth initiatives.

Responsibilities

• Develop and deploy microservices and applications using Laravel, Node.js, and Docker.
• Design, build, and maintain robust and scalable platform infrastructure on AWS.
• Implement and manage CI/CD pipelines to ensure efficient and automated software delivery.
• Monitor system performance, identify bottlenecks, and implement solutions for optimization.
• Ensure platform security, compliance, and disaster recovery readiness.
• Collaborate with development teams to define and implement best practices for application deployment and operations.
• Mentor junior engineers and contribute to a culture of continuous learning and improvement.
• Participate in on-call rotations for critical system support.

Requirements

• 5+ years of experience in a Platform Engineer, DevOps Engineer, or similar role.
• Strong expertise in AWS services (EC2, S3, RDS, Lambda, VPC, ECS/EKS, CloudWatch, etc.).
• Experience with Laravel framework for building web applications.
• Proficiency in Node.js for backend development and API creation.
• In-depth knowledge of Docker for containerization and orchestration.
• Experience with CI/CD tools (e.g., Jenkins, GitLab CI, AWS CodePipeline).
• Solid understanding of infrastructure as code (IaC) principles and tools (e.g., Terraform, CloudFormation).
• Experience with monitoring and logging tools (e.g., Prometheus, Grafana, ELK stack).
• Experience with relational and NoSQL databases.
• Experience with implementing security best practices and vulnerability management.
• Knowledge of compliance frameworks (e.g., GDPR, SOC2) is a plus.
• Strong problem-solving skills and the ability to troubleshoot complex systems.
• Excellent communication and teamwork abilities.
• A corresponding degree in Computer Science, Engineering, or a related field, or equivalent relevant experience.

Nice to have

• Experience with message brokers like RabbitMQ or Kafka.
• Knowledge of other programming languages (e.g., Python, Go).
• Familiarity with agile development methodologies.

Benefit offerings include:

• 20 paid vacation days annually
• Paid public holidays based on your country of residence
• Unlimited sick leaves
• Comprehensive premium health insurance coverage

BigD are seeking a proactive and motivated Data Engineer to join our vibrant team. As a Data Engineer, you will play a crucial role in designing, developing, and maintaining data pipelines, building our own DWH, integrating with API, and other data points. We are interested in a full-time position.
 

We invite those who are fired up to

— Build our own DWH based on PostgreSQL

— Work with big enough datasets, which must be updated at least hourly or daily frequency

— DWH components: AWS (S3, Athena), PostgreSQL, BigQuery

— Data collection: Kafka, Google Analytics, API, and other 3rd-party apps

— Data quality/integrity testing automation

— Develop and support ETL / ELT processes

— Support for saving ML models from the other teams

— Create and support project documentation
 

Essential professional experience

— 2+ years of professional experience as a Data Engineer position

— Python development experience with demonstrated ability to write clean, maintainable, and high-performance code

— Advanced SQL query writing and optimization skills, with strong knowledge of PostgreSQL or similar relational databases

— Hands-on experience with designing and implementing RESTful API’s (Aiohttp, Flask, FastAPI)

— Hands-on experience with relational databases (PostgreSQL, Microsoft SQL Server, MySQL) — Proficiency in containerization technologies (e.g., Docker, Kubernetes)

— Basic knowledge of technologies like DBT, Databricks, Snowflake, Kubernetes, and Airflow

— Strong foundation in object-oriented design, data structures, algorithms, and computational complexity analysis
 

We also appreciate

— Self-motivated with a strong ownership mentality and ability to deliver results independently

— Excellent problem-solving skills and attention to detail

— Strong communication skills for cross-functional collaboration

Working conditions:

• Direct communication with the core TEAM
• 28 calendar days of vacation
• Paid sick leave
• Sports compensation
• Compensation for courses and training
• Day off for birthday
• Flexible work schedule
• Regular salary reviews
• Salary paid at a favorable rate
• Non-toxic work environment, free of bureaucracy

• Stable salary payment

   

Join a fast-growing team at the forefront of the iGaming industry, where your expertise will directly contribute to the company's growth and success.

PROJECT: We are building 4connection – a modern messenger with interest-based communities, serious dating/matching features, strong encryption, accessibility and youth protection. The iOS client is built natively in Swift. SwiftUI for the interface, Firebase for push and real-time features, Keychain for secure storage. Like the Android developer, you work with the backend developer from day one – features are tested against real APIs, not against mocks.

REQUIREMENTS: 1+ years of experience in native iOS development with Swift. Understanding of the iOS app lifecycle and background processing. Experience with Firebase (Cloud Messaging, Firestore). Basic knowledge of secure storage (Keychain). Experience with Git and project management tools (Redmine). Good English skills (reading and writing).

NICE TO HAVE: Experience with SwiftUI. Experience with accessibility features (VoiceOver, Dynamic Type, accessible navigation). Knowledge of youth protection or age verification concepts. Experience with APNs (Apple Push Notification service). Experience with real-time chat or messaging apps.

RESPONSIBILITIES: Implementing the complete iOS client based on UI/UX mockups. Building the chat interface, group features and matching/dating UI. Integrating Firebase for push notifications and real-time data. Implementing accessibility features for full VoiceOver and Dynamic Type support. Collaborating with the backend developer on API integration and testing. Owning the entire iOS client – every line of code is your responsibility.

WE OFFER: Fully remote work. A small, focused team without overhead. Direct communication, short paths, real input on architecture decisions. AI-assisted development with Claude. The iOS client will be released as open source – your code will be seen by the community. Fair compensation, long-term collaboration. Open-source tooling throughout.

Tech Stack: Swift, SwiftUI, Firebase, Apple Keychain, WebSocket, Git, Redmine, Nextcloud

About the Role
We are looking for a creative and experienced Game Designer (Middle level or higher) to join our team and work on exciting game projects. You will be responsible for designing engaging gameplay systems, levels, and features while collaborating closely with developers, artists, and producers.

Key Responsibilities:

• Design core gameplay mechanics, systems, and levels
• Create and balance game features, progression, and rewards
• Collaborate with artists, developers, and PMs to implement designs
• Write clear and detailed design documentation
• Iterate on game features based on feedback and analytics
• Contribute ideas to enhance player experience and engagement
• Maintain vision consistency across the game
• Test and refine gameplay to ensure fun, balance, and polish
  
   

Requirements:

• 3+ years of experience as a Game Designer or related role
• Proven experience working on released games
• Strong understanding of game mechanics, systems, and player psychology
• Ability to write clear design documents and communicate ideas effectively
• Proficiency with design tools 
• Passion for games and staying up to date with industry trends
• English: Upper-Intermediate or higher
  
   

Nice to Have:

• Experience with Unity, Unreal Engine, or similar engines
• Knowledge of monetization and live-ops systems
• Experience in level design, balancing, or narrative design
• Familiarity with analytics tools to track player behavior
  
   

We Offer:

• Opportunity to shape the design of our games from early concepts to release
• Creative freedom and collaborative environment
• Remote work format
• Competitive compensation based on experience
• Work in a passionate team

Reply.io is a fast-growing SaaS company helping businesses automate and scale their sales outreach.

We’re looking for a Junior Video Editor (AI Creator) with a strong artistic eye and high visual intelligence to help us elevate our video content across social media and beyond. If you’re excited about storytelling, AI, and creating content that captures attention in the first seconds — let’s talk!

You’ll work closely with marketing and growth teams to produce high-impact video content, experiment with AI tools, and maintain a consistent visual identity. This is a great opportunity for someone early in their editing career who wants to grow fast, move fast, and shape the future of AI-driven content.

🎯 What you’ll do:
 

• Edit dynamic Reels, TikToks, and Shorts end-to-end (cutting, captions, sound design, motion graphics)
• Produce high-quality product videos for YouTube that clearly communicate value
• Repurpose long-form webinars into engaging, bite-sized vertical content
• Create AI-generated video elements (characters, backgrounds, voiceovers, etc.) using modern AI tools
• Maintain and evolve the brand’s visual identity across all video formats
• Collaborate with marketing and growth teams to align content with business goals
• Optimize workflows to improve production speed and visual quality

🧩 Requirements:
 

• 1+ years of experience as a Video Editor (portfolio of vertical content required)
• Strong command of Adobe Premiere Pro, DaVinci Resolve, or CapCut
• Basic knowledge of After Effects (ability to customize templates)
• Basic proficiency in Photoshop or Canva Pro
• Understanding of prompt engineering and AI-based visual generation
• Knowledge of storytelling, pacing, and retention principles
• Basic sound design and audio mixing skills
• Basic color correction and grading skills
• Understanding of resolutions, codecs, and export settings (H.264, MP4)
• High attention to detail — you believe every frame matters
• Strong communication skills and ability to explain creative decisions
• Highly organized and deadline-driven

🚀 Will be a plus:
 

• Experience creating viral vertical content
• Hands-on experience with AI video tools
• Passion for AI, emerging tech, and content innovation
• Startup mindset — proactive, flexible, self-driven

🎁 What we offer:
 

• AI-first culture — we actively use advanced AI tools and cover premium software costs
• Opportunity to work on one of the most popular AI-focused social media accounts (TikTok 280K+, Instagram 42K+)
• Creative freedom and real impact on content strategy
• 100% remote work with minimal meetings and zero bureaucracy
• Coverage of professional courses, gym memberships, or therapy sessions
• A high-impact product and a forward-thinking team
• 15 paid vacation days, 🇺🇦 national holidays & ~10 days of Christmas vacation
• Sick leaves without limitations
• Access to internal training, literature, and knowledge sessions

If you’re excited about video, AI, and building content that stands out — we’d love to hear from you!

PROJECT: We are building 4connection – a modern messenger with interest-based communities, serious dating/matching features, strong encryption, accessibility and youth protection. The Android client is built natively in Kotlin – no Flutter, no React Native. You will implement the UI from professional mockups, build the chat experience, integrate matching features and ensure the app is accessible and compliant with youth protection standards. The app connects to a Rust backend and uses Firebase for push notifications and real-time features.

REQUIREMENTS: 1+ years of experience in native Android development with Kotlin. Understanding of the Android lifecycle (Activities, Services, Background Processing). Experience with Firebase (Cloud Messaging, Realtime Database or Firestore). Basic knowledge of secure local storage (Android Keystore, EncryptedSharedPreferences). Experience with Git and project management tools (Redmine). Good English skills (reading and writing).

NICE TO HAVE: Experience with Jetpack Compose. Experience with accessibility features (TalkBack, content descriptions, scalable UI). Knowledge of youth protection or age verification concepts. Experience with real-time chat or messaging apps. Experience with matching/recommendation UIs.

RESPONSIBILITIES: Implementing the complete Android client based on UI/UX mockups. Building the chat interface, group features and matching/dating UI. Integrating Firebase for push notifications and real-time data. Implementing accessibility features to ensure the app is usable for everyone. Collaborating with the backend developer on API integration and testing. Owning the entire Android client – you know every corner of your codebase.

WE OFFER: Fully remote work. A small core team of 4 developers with direct communication. No Scrum theater, no daily standups – real collaboration instead. AI-assisted development with Claude. The Android client will be released as open source – your code will be publicly visible. This is both responsibility and opportunity. Fair compensation, long-term collaboration. Open-source tooling throughout (Nextcloud, Redmine, Git).

Tech Stack: Kotlin, Jetpack Compose, Firebase, Android Keystore, WebSocket, Git, Redmine, Nextcloud

We are a "people first" company, which affects every decision we make - from who we hire, to how we treat each other, to how we view and serve our players.  We're committed to an A+ creative culture where every member of the team can find personal fulfillment in the incomparable art of making video games.

THE ROLE:
We’re looking for a UI/UX Designer to join our team! This role is multi-disciplined, requiring a blend of design and implementation skills to help bring our game’s interface and experience to life. The ideal candidate will be interested in working in a high-energy, creative, and collaborative environment. You are entrepreneurial in spirit and enjoy wearing many hats. You have a deep understanding of the UI/UX design process, including ideation, prototyping, and final implementation in Unreal. Your goal is to create engaging, intuitive, and visually compelling interfaces that enhance gameplay and improve user experience.

IN THIS ROLE, YOU WILL:

• Design and implement UI features using Unreal Engine’s tools (Blueprints, UMG) focusing on usability.
• Create wireframes, mockups, and prototypes that illustrate user journeys and UI/UX concepts.
• Work with engineers and artists to bring UI to life, balancing technical constraints and design goals.
• Collaborate with multiple departments to ensure a cohesive and high-quality user experience.
• Strong attention to detail with analytical thinking combined with strong initiative and responsibility.
• Provide feedback on UI/UX design improvements and refine designs based on user testing and project.
• Scope UI/UX requirements for features and help define execution plans to ensure timely implementation.
• Implement improvements to UI workflows and processes to enhance efficiency across the team.

EXPERIENCE AND SKILLS:

• 5+ years of experience as a UI/UX Designer working on game projects for PC or console.
• Strong design principles and experience creating intuitive, responsive, and visually appealing interfaces.
• Proficiency with Unreal Engine 4 or newer (Ideally UE5+), including UMG and Blueprint scripting.
• Familiarity with version control systems such as Perforce.
• Experience in creating wireframes, prototypes, and final UI elements.

PLUSES:

• Knowledge of API and backend integration for dynamic UI elements.
• Experience working with Unreal Engine 5.
• Familiarity with tools like Figma, Adobe XD, or equivalent.
• Experience with Jira and Confluence.
• Degree in Design, Computer science, or equivalent.

WHY WORK WITH US?

• You can work fully remote (some quarterly travel for team offsites).
• We have a sense of humor and while we take the work seriously, we take ourselves less so.
• You'll be hard-pressed to find a happier group of people to work alongside.
• More about the project can be explained under NDA!

About us

My Real Profit is a SaaS analytics platform helping Amazon sellers scale profitably through clear, actionable performance insights.
We work with data-driven brands and agencies that care about PPC efficiency, contribution margin, and scalable growth.

Role overview

We are looking for a proactive sales-driven specialist who understands B2B SaaS dynamics and is comfortable working with performance metrics. This role is ideal for someone with early B2B SaaS experience who wants to grow in Sales Operations and HubSpot automation within a fast-moving SaaS environment.

Key responsibilities

• Communicate with leads and existing clients via email, LinkedIn, and other channels
• Maintain and support HubSpot CRM hygiene
• Assist in building and optimizing workflows, sequences, and automations in HubSpot
• Help set up lead scoring, pipeline stages, and basic reporting dashboards
• Manage subscription updates and renewals (Stripe)
• Support the sales team with CRM updates and conversion tracking

Requirements

• 1+ year in B2B SaaS (sales, marketing, or operations)
• Basic hands-on experience with HubSpot workflows and sequences
• Understanding of sales funnels and pipeline structure
• Comfortable working with data and performance metrics
• English: Upper-Intermediate (B2) or above.
• Located in Ukraine or Europe (CET/EET time zones).

Nice to have

• Experience with Amazon sellers or Amazon analytics tools.
• Experience in client/sales calls
• Basic familiarity with subscription-based SaaS tools (Stripe)

What we offer

• Fully remote work environment.
• 15 days Paid Time Off (PTO).
• 13 paid holidays.
• 3 paid sick days.
• Company-covered work laptop (or reimbursement for equipment).
• Professional growth in a company with a strong data culture.

Stubbs is a remote-first team crafting complex web and mobile solutions for startups and SMBs, with a strong focus on fintech and web3 domains. We primarily work with JavaScript-based technologies and partner with clients across the USA, Europe, and Australia.

We’re seeking a Full-Stack Developer (strong mid- or senior-level) with 4+ years of commercial experience to join our collaborative, agile team.

Responsibilities

— Deliver features end-to-end: frontend (React/Next.js/Typescript) + backend (Node.js).

— Integrate with third-party services (payments, KYC, etc)

— Advanced work with databases (Postgres/MongoDB)

— Maintain code quality and add tests

— Collaborate with the team through code reviews, planning and delivery routines

— Direct cooperation with the clients’ teams (staff augmentation)

Requirements

— Over four years of commercial experience in front-end (React, NextJS, Typescript)

— Over two years of commercial experience in back-end (NodeJS or Python)

— Verbal English level B2 or higher

— Hands-on experience with AI tools (Cursor, Claude Code, etc)

— Strong analytical skills

— High level of responsibility, self-motivation, and involvement

Will be a plus

— Experience working on fintech or web3 projects

— Smart contract development (Solidity or Rust)

— Knowledge of mobile app development tech stacks (native or cross-platform)

— Experience with AWS products, CI/CD, containerization

We offer

— Competitive salary based on the interview assessment

— Remote work

— Paid vacation (18 working days per year) and sick leaves

— Help of an accountant

— AI software compensation (Copilot, Claude, ChatGPT)

— Modern tech stack, consistent knowledge improvement

— Working on various exciting projects in different areas

Interview stages

— Online screening interview

— Technical interview

— Final interview with CEO

— Job offer

PROJECT: We are building 4connection – a modern, feature-rich messenger combining group messaging, interest-based communities and serious dating/matching features. Think Telegram meets thoughtful matchmaking – with accessibility, youth protection and strong encryption built in from the start. The Rust backend handles message routing, user matching algorithms, group management, API and the web presence. This is a client-commissioned project with a clear product vision.

REQUIREMENTS: 1+ years of experience in C, C++ or another systems-level language. Understanding of memory management (stack vs. heap, pointers, ownership concepts). Basic knowledge of network programming (TCP/IP, WebSockets, HTTP). Interest in learning Rust – we will train you, supported by AI-assisted development with Claude. Clean, readable, maintainable code is non-negotiable. Experience with Git and Linux. Good English skills (reading and writing).

NICE TO HAVE: Any Rust experience (even personal projects). Experience with async programming (Tokio, epoll, io_uring). Experience with matching algorithms or recommendation systems. Knowledge of Firebase integration. Experience with accessibility standards or youth protection regulations.

RESPONSIBILITIES: Implementing the backend architecture under direct guidance of the technical lead. Building message routing, group management and user matching systems. Implementing interest-based and dating match algorithms. Building the persistence layer and REST/WebSocket API. Integrating with Firebase and third-party services. Collaborating closely with Android and iOS developers on API design. Writing testable, documented code that any equivalent specialist can take over immediately.

WE OFFER: Fully remote work. A small, focused core team of 4 developers – no corporate overhead. Direct collaboration with an experienced technical lead who mentors rather than manages. AI-assisted development with Claude as a fixed part of the workflow. The chance to shape a backend architecture from the ground up. Clients will be released as open source – you are building something visible. Fair compensation, long-term collaboration. Nextcloud and Redmine for collaboration – open-source tooling.

Tech Stack: Rust, Tokio, Axum/Actix-Web, Firebase, Linux, Git, Redmine, Nextcloud

Important: this role is only for university students.

We are looking for students from math/CS faculties with no full-time work experience, but with strong math skills and experience in math/algorithmic competitions (olympiads, ICPC, etc.).

About the Project

We are building a system to analyze the crypto market and find trading opportunities. We work with different blockchains and centralized exchanges. We already run successful HFT and MEV strategies and want to build many new ones.

The system needs very fast data processing and service-based architecture.
 

Who We Are Looking For

• You are a current university student (Bachelor or Master), preferably:
  • Mathematics / Applied Mathematics
  • Computer Science / Software Engineering
  • Related technical field
• You do not have full-time work experience as a developer.
   
• You have strong math/algorithmic background:
  • Math / informatics olympiads
  • ICPC / Proggy-Buggy / other contests
  • Strong course work in algorithms, probability, statistics, etc.
     
• You really like:
  • Solving hard problems
  • Thinking about algorithms
  • Optimizing and analysing data
     

If you already work full-time as a software engineer, this role is not for you.
 

Tech Stack (What You Should Know at Basic Level)

• Linux
• Docker
• SQL
• Redis
• WebSockets
• REST
   

Nice to have (but not required):

• Web3 or blockchain basics
• CEX/DEX APIs
• Microservices, queues (RabbitMQ)
• Any backend language: C#, Java, JavaScript/TypeScript, Python, Go, Rust, C++ (we don’t hire by language).
   
  What We Expect from You
• Basic understanding of blockchain and crypto fundamentals: how transactions and wallets work, what DEX/CEX are, and who market makers are (and why liquidity matters).
• You can read and understand technical English (docs, GitHub, articles).
• You can take a task, think about it, ask the right questions, and finish it.
• You are ready to:
  • Work hard on real production tasks
  • Learn fast from seniors and our CTO
  • Take ownership for parts of the system over time
     

What You’ll Do

• Build and maintain services for high-speed data processing.
• Integrate with blockchain nodes and crypto exchange APIs.
• Improve reliability, performance, and monitoring of components.
• Propose and test ideas for new trading strategies together with the team.
   

What We Offer

• 6-weeks paid CTO-led internship with real trading systems.
• Flexible schedule (we understand you have university).
• Fast growth in responsibility, if you show good results.
• Unique hands-on experience in crypto / HFT / MEV.
• Performance-based bonuses.
   

Hiring Process

1. Interview with a Recruiter
2. Test assignment
3. Interview with the CTO
4. 6-weeks paid internship with the CTO

What you will be working on:
Outbound sales (active search for new clients on LinkedIn, UpWork, and other platforms);
Active participation in the sales.

Your background:

• Proficiency in English (Intermediate/Upper-intermediate);
• Experience in IT Sales, but it’s not necessary as we are ready to teach you;
• Result-oriented with good problem-solving and prioritization skills;
• Strong leadership skills;
• Proactive, open and quick to learn;
• Imitativeness and passion for IT;
• Experience in IT or general sales will be a plus.

What we offer you:

• flexibility and freedom: remote work and flexible schedule;
• career development: take courses, explore digital library for nonstop growth;
• health support: paid vacation and sick leaves;

• fun and culture: team-building, and corporate gifts.

   

Thanks for your time.
Let’s bring things to the next level?