Jobs at Djinni

Impulse is a brain training app that helps people keep their brains sharp with bite-sized fun games and logic puzzles. Impulse is the world’s most downloaded app in the Brain Training category with over 100 million downloads. The app is trusted by users worldwide, with a 4.7 rating on the App Store, and has been featured as App of the Day in over 50 countries, including the UK, Canada, and Australia.

Impulse is a part of Headway Inc, a global tech company that revolutionises lifelong learning by creating digital products for over 150 million users worldwide. Our mission is to help people grow. We’re proud to be ranked 4th among the World’s Top EdTech Сompanies by TIME magazine.

The core of our achievements is our team. That’s why, together with Tetiana, Creative & Production Lead at Impulse, we’re looking for a Junior Creative AI Specialist to join our team of superstars.
 

This job is perfect for you if you want to:

• Work alongside a team of energetic, like-minded experts. You’ll brainstorm, test ideas, and share knowledge across departments — all shoulder to shoulder with people who love what they do.
• Dive deeper into the world of creative marketing and grow fast in this field. This role is just your starting point
• Make a real impact on the performance of a #1 product in its niche. You’ll come up with creative ideas and actually see the difference your work makes.

What you will do:

• Create attention-grabbing visuals, copy, and videos with AI tools.
• Staying on top of the latest AI tools for marketing and creatives.
• Share AI tips and tricks with the team.
• Create a prompt base and applying prompt engineering for the best results from AI.
• Automate routine tasks and put the boring stuff on autopilot — from refreshes and variations to copy, voiceovers, and beyond.

What do you need to join us:

• English at Upper-intermediate level or higher.
• Hands-on experience with core AI tools such as ChatGPT and Sora.
• A passion for discovering what’s possible with AI.
• A perfect mix of creativity and analytical skills.
• Willingness and motivation to learn and grow fast.
• Interest in tracking content trends and best-performing ad practices on social media.
• A logical and structured approach to tasks, and openness to discussing ideas.
• Alignment with the values of our team (more about us - here).

Will be a plus:

• Holding a certificate proving English language proficiency (e.g., IELTS, TOEFL, etc.)
• Experience with market research and competitor analysis tools (AppMagic, FB Ad Library, TikTok Creative Center).
• Good understanding of marketing metrics and the marketing funnel.
• Basic Figma skills.
• Copywriting chops.

What do we offer:

• Work within an ambitious team on a socially impactful education product.
• An office with a reliable shelter, generators, satellite internet, and other amenities.
• Access to our corporate knowledge base and professional communities.
• Personal development plan.
• Compensation for English language learning, external training, and courses.
• Medical insurance and full sick leave compensation.
• Sports activities: running, yoga, boxing, and more.
• Corporate holidays.
• Supporting initiatives that help Ukraine. Find out more about our projects here.

Working schedule

This is a full-time position with a hybrid option. It means that we will prefer you to attend office 2-3 times per week.

Are you interested?
Send your CV!

What You’ll Do as a Senior Developer:

• Development of complex frontend features, including RTC, WebSockets, Graphs, and Grids.
• Integrate AI-assisted development workflows to accelerate coding, debugging, testing, and documentation.
• Support the team through technical product improvements, requirement analysis, and brainstorming sessions.
• Mentor and support team members, fostering a culture of AI adoption and technical excellence.
• Collaborate with cross-functional teams to align technical efforts with product goals and deliver faster without sacrificing quality.
• Develop and generate dynamic reports in PDF format as part of application features.
   

What We’re Looking For:

• 5+ years of experience in commercial Frontend Development, with at least 2 years of leadership experience.
• Expertise in:
  • HTML5, CSS3, and CSS preprocessors.
  • React/Redux and modern JavaScript (ES6+).
  • REST API Integration Experience
  • Knowledge of TypeScript and Ant Design.
  • Experience creating and formatting PDF reports from web applications.
• Proficiency in AI-assisted development tools (e.g., GitHub Copilot, ChatGPT, Sourcegraph Cody) and ability to integrate AI into daily workflows for coding, debugging, and testing.

• Ability to communicate effectively in English at an Intermediate level or higher.
   

  It’s Nice to Have:

• Experience with WebSockets, and WebRTC integrations.
• PDF Generation Experience
• Familiarity with tools like JIRA (including Tempo and Pivot Table) and Confluence.
• Experience working in Agile SDLC environments.
• Understanding of CI/CD pipelines, e.g., CodeBuild/CodePipeline.
• Experience with AI-based UI code generation, test automation, or documentation tools.

• Familiarity with AI-powered static analysis, code review, or refactoring tools (e.g., SonarQube with AI plugins, DeepSource AI).

   

We are Riskora Consulting — a small but passionate team of like-minded professionals who truly care about IT compliance and security. Our mission is simple: to make complex compliance frameworks easy and accessible. We believe that compliance shouldn’t be scary, boring, or expensive. Our goal is to guide clients on their certification journeys with clarity, support, and a smile.

We work with companies striving to achieve or maintain certifications or frameworks like ISO 27001, ISO 27701, SOC 2, GDPR, PCI DSS, DORA, MiCA, etc. helping them build secure, trustworthy systems and meet regulatory expectations with confidence.

Job Description:

We’re looking for an experienced IT Security / Compliance Consultant to join us on a part-time basis with a potential path to full-time in the near future.

In this role, you will work closely with our clients to support their ISO 27001 certification journeys, either helping them obtain the certification from scratch or maintaining their current compliance posture. You will act as a trusted advisor and hands-on compliance partner, making sure all documentation, processes, and controls are in place and audit-ready.

Key Requirements

• Minimum 3 years of hands-on experience with ISO 27001 implementation or support
• Deep understanding of:
• ISO 27001 certification process and its structure, including:
• Gap assessments
• Information Security Management System (ISMS) design and implementation
• Development and maintenance of ISO-required documentation, including
• Information security risk assessment and treatment planning including Statement of Applicability (SoA)
• Internal audit process: planning, preparing, conducting, and reporting audits
• Incident management and business continuity planning
• Security awareness, training, and organizational communication
• External audit support
• Strong communication and project coordination skills
• ISO 27001 Lead Auditor (LA) or Lead Implementer (LI) certification is highly preferred
• Bonus points for knowledge of SOC 2, GDPR, DORA or MiCA compliance requirements
•  

Responsibilities (may differ from the project needs):

• Conduct gap analyses and maturity assessments for ISO 27001
• Develop and maintain compliance documentation (policies, procedures, and operational documents like risk registers, etc.)
• Support clients during internal and external audits
• Help implement and review security controls across various domains (e.g., access control, cryptographic controls, asset management, physical and environmental security, operations security, incident response, supplier relationships, business continuity, and information security policies and procedures).
• Work closely with client teams to ensure compliance milestones are met
• Provide strategic input and practical support in achieving or maintaining certification status
• Stay up to date with evolving compliance standards and regulations
•  

What we offer:

• Part-time engagement with the possibility to transition to full-time
• Highly flexible schedule — perfect for those balancing another job or project
• A no-micromanagement culture — we trust our team and value results over hours
• Collaboration with a friendly, highly motivated, and experienced team
• The chance to make a real impact for clients while growing your expertise in IT compliance
• Opportunities to grow your expertise with different clients and get certified, with company-discounts on industry-recognized certifications like ISO 27001 LA/LI, DORA, and more.

About the Role

We are seeking a highly organized and proactive Project Manager to lead the planning, execution, and delivery of our Machine Learning (ML) product initiatives in the iGaming industry using Scrum methodologies. You will work at the intersection of technology, data science, and client delivery, ensuring our ML-driven solutions are built, launched, and adopted with measurable value seamlessly to B2B operator partners.

This role calls for a mix of technical understanding, clear communication, collaborative client engagement, and organized delivery skills to help guide the development and deployment of ML solutions in a B2B environment.

Key Responsibilities

Project Planning & Coordination

• Define project scope, goals, deliverables, timelines, and resource allocation in alignment with B2B partner needs.
• Break down ML product requirements into actionable tasks and milestones for internal teams and client deliverables.

• Manage dependencies between research, model training, testing, integration, and deployment.

   

Execution & Delivery

• Oversee end-to-end execution of ML projects from concept to launch.
• Track velocity, carry-over, and quality metrics; ensure predictable delivery (>80% sprint goal completion).

• Anticipate and resolve blockers, risks, and scope changes while keeping clients informed.

   

Client Launch & Engagement

• Plan and coordinate product launches with B2B clients, ensuring smooth integration into their workflows.
• Act as the primary point of contact during onboarding, deployment, and post-launch support.

• Collect and synthesize client feedback to inform product improvements and feature roadmaps.

   

Qualifications & Skills

Required:

• 3+ years of experience as a Project Manager in a tech, software, or B2B product environment.
• Familiarity with the ML product lifecycle (data preparation, model development, testing, deployment, monitoring).
• Strong knowledge of Agile project management tools (e.g., Jira, Trello, Asana).
• Proven experience managing client-facing technology projects.
• Excellent organizational, multitasking, and problem-solving skills.
• Strong communication skills, able to bridge technical and business conversations.

Nice to have:

• Experience in iGaming or regulated online entertainment sectors.
•  Knowledge of ML model performance metrics and A/B testing methodologies.
• Ability to re-engineer delivery processes for productivity gains (e.g., +5% velocity, reduced carry-over). 

Location: LATAM or Eastern Europe (Remote) – Must be available to work from 8:00 AM to 5:00 PM Pacific Time (PST)
Employment Type: Full-Time

About Patexia

Patexia is a dynamic legal technology company specializing in intellectual property and patent solutions. We value innovation, collaboration, and a positive work culture. If you’re passionate about talent acquisition, HR, operations, and the chance to wear multiple hats, we’d love to hear from you.

Role Overview

As our Operations & People Specialist, you’ll dedicate at least 50% of your time to Talent Acquisition — from drafting job postings to end-to-end candidate management. The rest of your responsibilities will focus on HR operations and occasional executive support. We’re looking for someone who can take initiative, stay organized, and proactively solve problems. If you thrive in fast-paced environments and enjoy helping a company grow through strategic hiring and smooth operations, this role might be perfect for you.

Key Responsibilities

Talent Acquisition (50%+)

• Full-Cycle Recruiting: Draft and update job descriptions, source candidates, conduct initial screenings, and coordinate interview processes.
• Candidate Management: Communicate regularly with candidates, ensure timely follow-ups, and keep our careers page updated.
• Strategy & Collaboration: Work with team leads to understand hiring needs, craft effective outreach strategies, and report on recruiting metrics.

HR & People Operations

• Oversee and refine the onboarding process to ensure a seamless new-hire experience.
• Maintain and manage HR software, keeping employee records accurate and updated.
• Address basic HR-related inquiries and facilitate internal communication with the broader team.

Administrative Coordination

• Organize digital filing systems and maintain compliance documentation.
• Prepare and circulate internal announcements, newsletters, and policy updates.
• Occasional Executive Support: Provide minimal scheduling or administrative assistance to the CEO as needed (approximately 10–15% of your time).

Process Improvement & Collaboration

• Identify and propose ways to streamline HR and administrative processes to enhance overall efficiency.
• Collaborate with other departments (e.g., Marketing, Operations) to ensure smooth cross-functional workflows.
• Take ownership of special projects as the company grows.

Qualifications

• 3+ years of experience in Talent Acquisition / Recruiting (preferably in a startup or fast-paced environment), combined with HR or operational responsibilities.
• Upper-intermediate to advanced English proficiency for both written and verbal communication.
• Strong organizational and multitasking skills, with a proven ability to prioritize and meet deadlines.
• Availability to work from 8:00 AM to 5:00 PM Pacific Time (PST).
• Familiarity with HR software and eagerness to adapt to new tools/technologies.
• A proactive mindset, comfortable making decisions and driving process improvements independently.

Why Patexia?

• Remote Flexibility: Work remotely from anywhere in LATAM or Eastern Europe during PST hours.
• Professional Growth: Expand your recruiting, HR, and operations expertise at a company on the cutting edge of legal tech.
• Collaborative Environment: Join a small, entrepreneurial team that values innovation, autonomy, and results.

Key responsibilities:

✅Manage Product Backlog Formulating the list of backlog items and prioritising them as per the critical business objectives.

✅Define Sprint Objectives The product owner defines the suggested sprint objective which will serve as a base to determine the sprint goal.

✅Review and approve the work done by the development team: The product owner inspects the product increment made by the development team in each iteration, from design preparation to production release verification.

✅Provide effective communication to the stakeholders of the project: The Product Owner is the central communicator between the development team and the stakeholders.

Need to be clear and concise communicators to ensure there is approval of the stakeholders for all major decisions and strategies.

✅Backlog Refinement: Ability to prioritise, enhance, and finalise the items with the team before the sprint planning.

✅Create and Maintain Change Requests Associated with the Product: Predominantly an Operational task. The Product Owner will gather and prioritise operational changes and include them within the Product Backlog for future sprint iteration.

✅Define Acceptance Criteria for their Product: The Product Owner must know what they want their product features to achieve.Having strongly defined acceptance criteria is vital to ensure that the Product performs to the expected standard. A/C’s should always be confirmed with Stakeholders and will be used as a baseline for QA to test against.

✅Gather Functional and non Functional Requirements: The Product Owner will ensure that all requirements are gathered and that they meet the Product Managers expectations.

✅Maintain Requirements: Requirements may be adjusted during the project lifecycle, this is to be expected in a dynamic environment such as ours.

If a requirement is adjusted then this must be reflected at the appropriate level (Epic, Story).

✅Verify Requirements: Once the requirements, functional and non functional, have been gathered from the Stakeholder the Product Owner will confirm and agree that the requirements are fit for purpose and use.

✅ Create and Maintain Epics, Stories, Use and Edge Cases. Although the creation of these artefacts may be done by another team the Product Owner holds accountability for the quality of their content

✅Participate in OKR planning: Working closely with stakeholders and participating in quarterly OKR planning for the product, including estimating their achievement.

🟥Requirements:

✅ Experience:

At least 2 years as a Product Owner or similar role (Business Analyst, System Analyst, Quality Assurance Analyst).

✅Skills Requirements:

 To execute tasks, technical understanding is required in the following areas:

- Requirements lifecycle

- Product backlog management

- Product development architecture

- Software development

- Scrum and Agile development methodologies

- User experience principles

- Coding and designing (nice to have)

✅Communication Skills (at least B2 English)

Use of verbal, nonverbal and written communication skills to create and convey product goals. Reporting insights which allows them to maximise product value and address issues during the early stages of development.

✅Analytical Skills

Ability to analyse various issues and find workable solutions as quickly as possible. Identify, collect and analyse information, use reason to solve complex problems and make decisions based on logical conclusions.

✅Decision Making

Use technical, analytical and communications skills to make crucial decisions regarding their products success and development. After identifying an issue you must be able to collect and collate all relevant information, find ways of dealing with it, decide on the best option and implement/evaluate the results.

✅ Organisational skills

Skills of establishing and managing processes, adapting them as necessary, and leading productive, inclusive meetings that foster collaboration and decision-making

✅Leadership

You will lead a team (without being a manager), therefore you must be able to demonstrate effective leadership techniques.Bring vision to the team, mentor where needed and negotiate with team members and the wider business.

✅Conflict Resolution

You will act as a mediator if/when conflict arises to ensure that the development stays on schedule. You will have the ability to resolve disputes over resource or power dynamics, using active listening skills to consider both sides and then make the decision.

SEM Specialist I creates, manages, optimizes, and reports advertising campaigns in ad platforms from Google, Microsoft, Meta, And others. 

RESPONSIBILITIES: 

• Manage campaigns from proposals through development, testing, execution and completion against client goals 
• Oversee and plan client advertising budgets across ad platforms, time-scheduled flights, and among programs/services/offerings 
• Keyword and audience targeting development and refinement 
• Adjust bidding strategies based on performance vs. client goals 
• Analyze performance by user searches, ad copy, targeting, placements, and other segments 
• Generate relevant and brand-guideline adherent ad copy 
• Generate and test tracking methods/tools 
• Develop effective plans to optimize conversion rates and maximize client ROAS 
• Identify niche strategies in specific verticals and consistently incorporate developing strategies into existing campaigns 
• Implement cohesive testing strategy for each element of campaigns 
• Generate accurate and informative periodic internal and external reporting 

This position requires the ability to follow processes, attention to detail, awareness, and research & problem solving skills.  Candidates must be data-driven and will be administered job-specific custom Excel testing during the interview process. 

QUALIFICATIONS & SKILLS: 

• Fluent in written and verbal English language communication 
• Knowledge of digital marketing, especially Google Ads is a plus but not required 
• Advanced Excel skills including pivot tables, vlookups, and marcros 
• Strong communication skills 
• Ability to thrive in a fast paced environment and to manage multiple campaigns and tight deadlines 
• Problem solving and analytical skills coupled with the ability to act independently across competing priorities 
• Strong acumen for applying critical thinking and analytics to formulate and test hypothesis 
• Ability to manage multiple projects/campaigns across internal teams 
• Readiness to work from 15:00 till 23:00 in order to have an optimal overlap of work hours with USA based teams.

EDUCATION & EXPERIENCE:  

• Associated Degree required, Bachelors degree preferred 
• 0-2 years of experience in digital marketing, paid social media advertising, and user analytics 

WE OFFER:

• Comfortable working place;

• Medical insurance after the trial period ending;

• Team-building activities;

• 24 paid vacation days per year;

• 5 paid sick leave days per year.

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.
 

About the job:

MoneyMatrix is one of our dynamic business units offering a wide range of services including payment options, fraud prevention, and KYC (Know Your Customer) checks. We are a tech-driven company that values innovation, teamwork, and professional growth.

We’re currently looking to add an enthusiastic Middle .NET Developer to our growing team in Lviv. This is an excellent opportunity for someone passionate about technology and eager to learn and grow in a collaborative environment.

What You'll get to do:
 

• Hands-on development and integration of the evolving business functionality on the platform;
• Understand business requirements and their mapping to the given software framework;
  • Discuss business requirements along with the team leader, business analysts, project managers, and other parties involved;
  • Follow the project's design guidelines and agile methodology;
  • Work in a test-driven, object-oriented environment;
  • Participate in the design and implementation of the new architecture of the next-generation platform;
  • Offer QA and support assistance whenever issues arise.
   

What You need to know:

• Basic knowledge of C# and .NET Core 8.0+;
• Understanding of Object-Oriented Programming (OOP) and Object-Oriented Design (OOD) principles;
• Hands-on experience with ASP.NET Core;
• Familiarity with XML and JSON data formats;
• Understanding of RESTful API design;
• Fundamental knowledge of Microservices architecture;
• Experience with relational databases such as MS SQL Server, MySQL, or PostgreSQL;
• Familiarity with tools like pgAdmin;
• Basic understanding of message brokers and caching/search tools such as: Apache Kafka, RabbitMQ, Redis, ElasticSearch;
• Experience with Git and working in collaborative development environments;
• Exposure to system monitoring tools such as Grafana, New Relic, or similar
• Experience with Docker;
• Knowledge of CI/CD practices;
• Eagerness to learn and adapt in a fast-paced environment;
• Ongoing or completed technical education in Computer Science, Software Engineering, or a related field;

• English proficiency at Intermediate level or above (verbal and written)
  
  Here's what we offer:
   

  • Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
     
  • Stay Healthy: 10 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
     
  • Support for New Parents:
     
  • 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
     
  • 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.
     

  Our office perks include on-site massages and frequent team-building activities in various locations.
  Benefits & Perks:
   

  • Daily catered lunch or monthly lunch allowance. 
     
  • Private Medical Subscription. 
     
  • Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
     
  • Gym allowance
     

  At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

Required (Must-have):

 • Strong experience with Python and FastAPI

 • Solid understanding of PostgreSQL and SQLAlchemy (ORM)

 • Experience with database migrations (Alembic)

 • Writing automated tests (Pytest)

 • Good English communication skills (verbal and written)

Preferred (Nice-to-have):

 • Familiarity with Pydantic for data validation and settings

 • Experience with asynchronous HTTP clients (HTTPX)

 • Knowledge of encryption/security libraries (cryptography)

 • Familiarity with type checking (MyPy) and code quality tools (Ruff)

 • Experience with dependency management (Poetry)

 • Understanding of CI/CD pipelines (GitHub Actions)

 • Previous experience in fintech or financial applications

Tech Stack & Tools:

 • Language: Python, FastAPI

 • Database: PostgreSQL, SQLAlchemy, Alembic

 • Tools: Poetry, Ruff, MyPy, Pytest, GitHub Actions

 • Validation & Security: Pydantic, HTTPX, cryptography

 • Hosting: Railway

Responsibilities:

 • Improve and maintain the core product

 • Bug fixing and code optimization

 • Work with databases, APIs, and external services

Company: Fintech company developing modern financial transaction solutions, providing fast, reliable, and secure services for payment processing and integration with various financial systems.

📅 Application deadline: September 15, 2025

🚀 Program start date: Late September 2025

Internship Conditions

📅 Duration: 1.5 months

📍 Location: Remote

🕒 Schedule: Flexible, with some overlap with the team

💰 Payment: Unpaid internship with the possibility of employment

🤝 Mentorship: Guidance from the Head of Sales Development and the team

🏆 Result: If you meet the KPI (1 call scheduled), you will receive a job offer for a Lead Generation Specialist role

Why join Eleken?

At Eleken, you’ll work with a friendly and sharp team that truly cares about your ideas and growth. We’ll show you how to connect with leads in a smart, respectful, and human way.

Who we are

Eleken was founded to improve the design services of SaaS companies. We focus on delivering high-quality, user-centered designs that help businesses scale and succeed. Unlike traditional agencies, we work on a subscription-based model, providing dedicated design teams that seamlessly integrate into our clients’ workflows.

Who we’re looking for

We’re launching an internship program for those who want to start their career in B2B lead generation — students, career switchers, or anyone taking their first steps in IT. No prior experience is required — we value proactivity, attention to detail, and a willingness to learn. You’ll work closely with our Head of Sales Development, Anna Demerchian, and a team of experienced lead gen specialists.

What you will learn

• Understand how to research and identify potential clients that match the Ideal Customer Profile (ICP)
• How to craft clear, personalized, and engaging outreach messages
• Insights into the B2B sales process in the IT industry

Your tasks during the internship

• Create and optimize LinkedIn profiles for outreach purposes
• Research and build targeted lead databases
• Launch and manage outreach campaigns via LinkedIn

What we expect from you

• Strong written English (B1+ or higher)
• Confident spoken and written Ukrainian — required for internal communication
• Attention to detail
• Ability to learn quickly and ask questions when needed
• Proactive and structured approach

Interview Stages:

➡️ Interview: with Talent Acquisition Specialist
➡️ Interview: with Head of Sales Development
➡️ Internship Offer

We are currently seeking an experienced Backend Engineer to lead our projects in this exciting and innovative field.
 

Responsibilities:

• Design, develop, and maintain C++ applications and services that interact with embedded systems, specifically using Ardupilot/PX4 or other similar platforms.

• Collaborate with hardware engineers to integrate C++-based software with embedded systems and sensors, enabling seamless data exchange and device control.

• Identify, troubleshoot, and resolve software and hardware integration issues, ensuring high-quality, reliable, and performant solutions.

• Utilize Python for up to 20% of development, mainly for scripting, testing, and automation tasks.
 

Required Qualifications:

• 5+ years of experience in development with a focus on embedded systems, device programming, or hardware interfacing.

• Proven experience with Ardupilot/PX4 or similar platforms (e.g., Betaflight, iNav).

• Solid understanding of embedded systems, microcontrollers, and hardware-software interaction.

• Strong expertise in C++, with experience in performance optimization,

multithreading, and I/O operations in resource-constrained environments.

• Experience with Python for development, including scripting, testing, and automation, as well as its use in embedded systems.

• Experience with serial communication protocols (e.g., UART, SPI, I2C).

• Experience in Linux/Unix environments and tools (e.g., Git, SSH, command-line utilities).
 

Will be a plus:

• Experience with single board PCs (e.g., Raspberry Pi, Arduino, etc.).

• Knowledge of cloud technologies or IoT platforms (e.g., MQTT, AWS IoT, Google Cloud IoT).

• Soldering and engineering skills.

• Experience with 3D printing.

• Drone pilot experience (simulator, real drones)

We are looking for an experienced Flutter Developer to join our team and help design, build, and scale cross-platform mobile applications. You will work on exciting projects using modern architecture and best development practices.

 Required Skills:

• 3+ years of experience building mobile applications using Flutter
• Strong knowledge of OOP, design patterns, and architectures (MVC, MVP, MVVM)
• Solid understanding of SOLID principles and Clean Architecture
• Experience with REST APIs and SQLite
• Familiarity with GIT and version control workflows
• Experience integrating third-party services (Push notifications, Google Maps, etc.)
• Good knowledge of XML, JSON
• Basic understanding of UI/UX principles and ability to work with Figma

• Experience working in an Agile environment

   

 Responsibilities:

• Design, build, and maintain scalable mobile applications using Flutter
• Implement intuitive and responsive UI components
• Work across the full stack: network communication, UI, business logic, third-party integrations
• Write clean, maintainable, and testable code

• Collaborate with team members, project managers, and clients                  

                             

  Will be a plus:

• Experience with Python

• Experience with React, Typescript, Javascript

   

 What We Offer:

• Opportunity to work on impactful projects
• part-time remote
• Friendly team and open communication

• Continuous growth and learning environment

   

 Hiring Process:

1. Intro call with recruiter
2. Technical interview with our team
3. Offer – and welcome to the team!

Cowchain blockchain development company is actively looking for Backend Developer to join our development team.

About us:
Cowchain have successfully completed 120+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base including Coinmarketcap leaders with 180M+ total capitalization and 20M+ daily trading volume in Move2Earn, Play2Earn and DeFi industries.
 

Required skills:

— At least 1-year commercial experience in backend development
— Node.js & Nest.js — A MUST
— TypeScript
— PostgreSQL with Drizzle ORM
— Understanding of Onion Architecture
— Experience working with EVM networks and smart contracts
— Event indexing via The Graph / Subgraph
— REST & WebSocket APIs development
— GitFlow, Jira
— Experience with React, Next.js, Zustand
— SCSS, responsive UI
— axios for API calls
— Experience with blockchain data providers (Infura, Alchemy, QuickNode)

What will you do:
— New features development
— Bugfixes and support existing solutions
— Participate in project architecture discussions
— Build solutions from scratch as well as join on-going development process
— Have fun

What we offer:
— Flexible working schedule, remote work
— Competitive salary with bonuses for activities
— Ability to dive into fast-growing blockchain/crypto industry
— Work with modern tech stack (blockchain)
— Paid vacations, sick leaves
— 100% friendly/family team

Required (Must-have):

 • Strong experience with Python and FastAPI

 • Solid understanding of PostgreSQL and SQLAlchemy (ORM)

 • Experience with database migrations (Alembic)

 • Writing automated tests (Pytest)

 • Good English communication skills (verbal and written)

Preferred (Nice-to-have):

 • Familiarity with Pydantic for data validation and settings

 • Experience with asynchronous HTTP clients (HTTPX)

 • Knowledge of encryption/security libraries (cryptography)

 • Familiarity with type checking (MyPy) and code quality tools (Ruff)

 • Experience with dependency management (Poetry)

 • Understanding of CI/CD pipelines (GitHub Actions)

 • Previous experience in fintech or financial applications

Tech Stack & Tools:

 • Language: Python, FastAPI

 • Database: PostgreSQL, SQLAlchemy, Alembic

 • Tools: Poetry, Ruff, MyPy, Pytest, GitHub Actions

 • Validation & Security: Pydantic, HTTPX, cryptography

 • Hosting: Railway

Responsibilities:

 • Improve and maintain the core product

 • Bug fixing and code optimization

 • Work with databases, APIs, and external services

Company: Fintech company developing modern financial transaction solutions, providing fast, reliable, and secure services for payment processing and integration with various financial systems.

Harmonic is a leading provider of innovative broadband solutions that deliver video, voice and data to communications providers around the world. GL team participates in the development, QA and support of several generations of such solutions.

The CableOS project is about developing the new software-based network equipment that provides access to Internet/IPTV/VoIP services with using powerful servers.

It is an innovative solution for Internet Service Providers that will allow to get rid of the existing HW equipment and migrate to the cloud, saving customers the enormous expenses for the support of the huge number of hardware network equipment. Currently, there are no competitors to this project in the world, and Customer offers the opportunity to be at the beginning of the rapid development of the product and the opportunity to take their place in a fast-paced engineering team.

Requirements

• Education: Bachelor’s in Computer Science, Electronic Engineering, Telecommunications or equivalent;
• Understanding of networking systems, hardware and software design and troubleshooting;
• Strong theoretical knowledge in the following areas: IP network switching and routing protocols, TCP/IP stack;
• Ability to understand technical documentation, including Software/Hardware Configuration Guides, schematics, work instructions, test procedures, etc.;
• Language – English at an advanced level / Another European language is a plus;
• Experience in the configuration and administration of Linux-based servers;
• Ability to understand, communicate and clearly document customer issues;
• Preferred understanding/knowledge of DOCSIS,  DVB/ATSC, CMTS and BNG configuration and troubleshooting;

• Knowledge of PON (configuration and troubleshooting).

   

Job responsibilities

• Responsible for supporting activities for CableOS client lab integration, testing, qualifications, and field trials;
• Responsible for clear communication with the marketing, engineering, and sales teams about client expectations;
• Responsible for clear communication with the client regarding the status and project plan for CableOS;
• Create and maintain project plan documentation;
• Responsible for testing new software and hardware; report and track defects to engineering;
• Design, execute, and lead client field trials;
• Train clients on the operation and troubleshooting of the CableOS system;
• Train the field service team on the operations and troubleshooting of CableOS system and any new features that are supported;
• Assist with deployments and technical support as needed.