Jobs at Djinni

Are you an experienced technical leader ready to shape the future of scalable AdTech platforms? We are seeking a Principal Engineer to drive architectural transformation and lead high-impact projects for a Sweden-based industry innovator.

This is a senior-level role with full remote flexibility across Europe. At Sigma Software, we partner with global leaders to deliver cutting-edge technology solutions that automate and optimize revenue-focused operations. You will work on strategic initiatives, collaborate with cross-functional teams, and influence technical direction in a fast-paced, evolving domain.

Why join us? You’ll have the opportunity to work on globally recognized platforms, contribute to architectural innovation, and enjoy a supportive culture with challenging projects.
 

CUSTOMER

Our Customer is a Swedish AdTech company that transforms the way publishers and advertisers interact. They provide state-of-the-art self-serve advertising platforms that enable seamless, direct transactions between advertisers and some of the world’s largest publishers. Their mission is to make advertising more accessible, automated, and efficient through innovative technology. Together, we serve globally recognized clients, including TripAdvisor, Bloomberg, The Washington Post, Opera, Dow Jones, etc. 

PROJECT

The project represents a strategic transition to a Platform-First, API-driven architecture. The company is moving away from monolithic, client-specific codebases to a standardized ecosystem. As a Senior TypeScript/Vue.js Developer, you will be the technical visionary for the platforms, ensuring the technology remains high-performing and scalable.

Job Description

• Act as a key technical liaison between business and engineering teams, translating commercial goals into actionable technical solutions
• Evaluate publisher technical environments and design scalable, maintainable architectures
• Prepare client-ready solution proposals, including features, integrations, and tools
• Lead cross-functional delivery teams, including developers, designers, DevOps, and technical PMs
• Provide architectural oversight throughout the development lifecycle to ensure continuity and quality
• Manage distributed teams across multiple time zones
• Mentor engineers, conduct code reviews, and guide technical growth
• Make architectural decisions at component and plugin levels, balancing trade-offs and communicating choices clearly

Qualifications

• At least 6+ years of hands-on experience in JavaScript / TypeScript, Vue.js, and Node.js
• Experience in microservices architecture and distributed systems integration
• Hands-on experience with AWS Lambda or similar serverless technologies
• Deep understanding of plugin-based systems and extensibility points
• Proven ability to customize and extend existing solutions without breaking core functionality
• Experience in AdTech environments with evolving requirements
• Knowledge of Vite, Cypress, and Vitest for modern development workflows and testing
• Experience with AWS S3 and CloudFront for scalable storage and content delivery
• Strong commercial acumen and ability to translate business goals into technical infrastructure
• Fluent English communication skills for enterprise stakeholder management

WILL BE A PLUS

• Experience with other serverless frameworks (e.g., Azure Functions, Google Cloud Functions)
• Familiarity with enterprise e-commerce platforms
• Knowledge of performance optimization and security best practices
• Prior work in media publishing technology solutions

PERSONAL PROFILE

• Proactive, solution-oriented mindset
• Strong problem-solving skills and ability to unblock dependencies
• Comfortable working in fast-paced environments with evolving requirements
• System-thinking approach — seeing beyond individual tasks to the bigger picture

Customer Support Agent / Gambling Support

We are looking for a Customer Support Agent to join our gambling project. The role is focused on communicating with players via live chat, providing fast and accurate assistance, resolving user questions, and ensuring a smooth customer experience.

Responsibilities

-Communicate with players via live chat and other support channels.
-Respond to player questions regarding accounts, bonuses, deposits, withdrawals, verification, and general platform usage.
-Provide clear, polite, and professional support in written communication.
-Handle player complaints and escalate complex cases to the relevant departments.
-Monitor and report recurring player issues, technical problems, and user feedback.
-Follow internal procedures, scripts, and service quality standards.
-Ensure a positive customer experience and fast response times.

Requirements

-Previous experience in customer support, preferably in gambling, betting or other online services.
-Experience working with LiveChat, Zendesk, Intercom, Freshdesk, or similar support tools.
- Understanding of online casino / betting products will be a strong advantage.
-English level: B1–B2 or higher, for written communication with players.
-Strong written communication skills and ability to explain information clearly.
-Ability to handle stressful situations and communicate with difficult customers professionally.
-Attention to detail, responsibility, and ability to follow internal procedures.
-Fast typing skills and ability to manage multiple chats at the same time.

Nice to Have

-Experience in gambling, casino, betting, or iGaming support.
-Experience with CRM or ticketing systems.
-Additional languages will be a plus.

We Offer

-A role in a fast-growing gambling project.
-Remote work format.
-Competitive salary based on experience.
-Training and support from the team.
-Opportunity to grow within Support, VIP, Payments, Risk, or Operations departments.
-Fast decision-making and direct communication within the team.

We are looking for a person who will be responsible for the maintenance of corporate devices, networks, VPN, and third-party systems. This position requires knowledge of and experience with corporate Mac OS IT systems of various types and a proven ability to learn new skills in a constantly changing technical environment. We plan to develop this direction at Noltic, so it might become a zone of your career growth.

Requirements: 

• Proven experience as a System Administrator, Network Administrator, or similar role
• Confident knowledge of the principles of network technologies
• Positive, can-do attitude and teamwork
• Ready to learn and self-improve
• Intermediate level of English

Will be a plus:

• Hands-on experience with electrical systems/cabling
• Experience with Apple hardware & software
• Ability to perform small repairs related to cabling/electrical wiring, etc.
• Own car and ability to use it for work-related tasks

Responsibilities:

• Research and provide better alternatives to the current IT solutions used within the company
• Maintenance, configuration, and reliable operation of computer systems (mostly Mac OS) and office equipment
• Support corporate IT infrastructure and quickly resolve any issues stopping business operations
• Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing the impact of issues
• Perform or delegate regular backup operations and implement appropriate processes for data protection, disaster recovery, and failover procedures
• Lead desktop and helpdesk support efforts, making sure all desktop applications, workstations, and related equipment problems are resolved in a timely manner with limited disruptions
• Consulting users on technical questions
• Support business operations from an IT standpoint, including onboarding, off-boarding new employees, setting up new systems, etc.
• Upgrade systems with new releases and models
• Build an internal wiki with technical documentation, manuals, and IT policies

We offer:

• Highly experienced team with 10+ years in both technology and business
• Challenging, inspiring projects using modern technologies
• Reimbursement of professional certifications
• Well-being bonus (medical Insurance, sports compensation, mental health program) after the probation period
• Corporate English and German classes
• Professional development plan
• 18 working days paid vacation
• Law agency support through our partner law agency
• Regular performance reviews and a competitive salary
• Flexible working schedule and employee-friendly HR policy
• Delicious coffee from Chehovych Roastery at the Lviv office

About INSTYTUTUM

INSTYTUTUM is a science-backed skincare brand trusted by customers across multiple international markets and rapidly expanding its presence in the United States. Combining innovation, clinical expertise, and high-performance marketing, we are building one of the most ambitious DTC growth engines in the beauty industry.

As we continue scaling our US market operations, we are looking for a User Acquisition Manager who is excited by growth challenges, experimentation, and the opportunity to directly influence business results at scale.
 

This role is for someone who gets excited not by simply maintaining campaigns — but by building scalable systems, testing bold hypotheses, and uncovering growth opportunities where others stop searching.
 

If you are motivated by scaling challenges, meaningful budgets, freedom in decision-making, and direct impact on business results — we’d love to meet you.
 

Your Mission

Your primary goal will be to scale acquisition channels while maintaining performance efficiency and building a repeatable experimentation framework for the US market.

We expect you to become a key driver of growth for our Meta Ads direction while helping unlock new scaling opportunities across additional paid channels.
 

What Challenges You’ll Own

— Scale Meta Ads spend and performance significantly beyond current volumes;

— Build a systematic testing framework for creatives, audiences, funnels, and campaign structures;

— Launch, optimize, and scale acquisition campaigns focused on CAC, CPA, ROAS, and ROMI targets;

— Expand beyond Meta by validating and growing new traffic channels including TikTok Ads, Google Ads, Snapchat, and others;

— Collaborate closely with creative and product marketing teams to identify winning angles, messaging, and ad concepts for the US audience;

— Generate, validate, and scale growth hypotheses using a data-driven approach;

— Continuously search for new audience segments, placements, and performance opportunities.
 

What You’ll Do

— Manage, optimize, and scale performance campaigns across the Meta Ads ecosystem;

— Monitor and improve key metrics including Spend, CPM, CTR, CPC, CPA, CAC, ROAS, ROI, LTV, and Retention;

— Conduct A/B testing across creatives, landing pages, offers, funnels, and campaign structures;

— Collaborate with designers, content creators, and the Creative Producer to improve creative performance and develop new ad concepts;

— Analyze campaign performance and transform insights into actionable scaling decisions;

— Build reporting processes and maintain a strong analytical approach to growth.
 

What We’re Looking For

— 2+ years of experience in User Acquisition, Media Buying, or Performance Marketing;

— Proven hands-on experience with Meta Ads in DTC products targeting the US market;

— Experience managing performance budgets starting from $100,000/month;

— Strong understanding of key performance marketing metrics: CPM, CTR, CPC, CR, CPA, CAC, ROAS, ROI, LTV, Churn, and Retention;

— Experience with TikTok Ads, Google Ads, or Snapchat Ads will be a strong advantage;

— Strong analytical thinking and confidence in making data-driven decisions;

— You naturally validate ideas through experiments and measurable results;

— You enjoy finding unconventional solutions and scaling what works;

— High level of ownership, proactivity, and ambition to grow together with the company;

— English level: Intermediate+ (B1/B2).
 

What We Offer

— Competitive compensation package: fixed salary + performance-based bonus system tied to business results;

— Official employment from day one;

— Fully remote work format with flexible working hours and team core hours for collaboration;

— All necessary equipment and tools provided by the company;

— Opportunity to work with a fast-growing international skincare brand actively scaling across the US market;

— Direct impact on one of the company’s key strategic growth directions and business performance;

— Freedom to influence processes, test new ideas, and contribute to building scalable acquisition systems;

— Significant budgets and ambitious growth goals that create real opportunities for professional development;

— Close collaboration with a highly skilled Creative Producer and cross-functional marketing team;

— 30 paid vacation days per year and paid sick leave;

— Structured onboarding process designed to help you succeed quickly;

— Strong, supportive team and a modern, results-driven company culture built around ownership, innovation, and continuous growth.

Ready to Scale With Us?

If you're passionate about performance marketing, love testing bold ideas, and want to play a key role in scaling a fast-growing international brand on the US market, we'd love to hear from you.
 

Apply now and let's build the next stage of INSTYTUTUM's growth together.

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries.

About the Product:

We are developing a unified platform for monitoring, optimizing, and automating digital workplace environments. The solution ingests real-time telemetry from endpoints, applications, virtual desktops and back-end services, applies anomaly detection, and orchestrates responses via automation workflows. 
It serves thousands of enterprise customers, processes millions of events per day, and combines microservices architectures with containerized agents running on customer machines. 
 

About the Role:

As a Senior Backend-Oriented Fullstack developer you will own end-to-end delivery of new features and enhancements across back-end services, front-end interfaces and embedded agent processes. 
You will work in a cross-functional scrum team, collaborate with product and infrastructure, and guide architectural decisions for scalable APIs, microservices and UI components. 
You will integrate LLMs and AI-powered tooling into our development lifecycle and production workloads. 
This role offers deep technical challenges in distributed systems, data modeling and AI engineering, and the opportunity to shape the next generation of proactive, self-healing platform capabilities.

Key Responsibilities:

• Design, implement and maintain scalable back-end services and microservices using Node.js.
• Develop modern single-page applications with React, ensuring responsive, accessible UI.
• Work on agent-related components (C#/.NET process-level code) when needed.
• Architect and build high-performance APIs and real-time data pipelines.
• Leverage AI-powered development tools (e.g. GitHub Copilot, Cursor, Claude Code).
• Integrate LLMs (GPT-style, Claude, Gemini or open-source) via APIs/SDKs and implement modern AI patterns such as function calling, agentic workflows or semantic search.
• Create and maintain shared libraries, reusable components and infrastructure packages.
• Troubleshoot complex production issues, perform performance profiling and guide root-cause analysis.
• Collaborate with cross-functional teams and mentor junior engineers on best practices.

Required Competence and Skills:

• 6+ years hands-on software engineering experience with strong back-end focus on Node.js with using .NET.
• 3+ years building front-end applications with React and SPA architectures.
• Proven experience designing and implementing scalable APIs, distributed systems and microservices.
• Expertise with SQL and NoSQL databases such as Redis, Elasticsearch, and ClickHouse (schema design, query optimization, and data modeling).
• Hands-on with Docker, Kubernetes and cloud platforms (AWS, Azure or GCP).
• Proven use of AI-powered coding assistants (Cursor, Copilot, Claude Code).
• Hands-on LLM integration experience (GPT/Claude/Gemini or open models) and modern AI patterns (agentic workflows, MCP, function/tool calling, semantic search).
• Experience building shared libraries, reusable components and internal infrastructure packages.
• Strong analytical and problem-solving skills with a verification-first mindset.
• Excellent communication skills and ability to work effectively in distributed, cross-functional teams.

Nice to Have:

• Experience with CI/CD pipelines and DevOps practices.
• Familiarity with performance optimization and profiling tools.
• Understanding of authentication and authorization best practices (OAuth2, JWT, SSO).
• Experience sharing technical best practices and mentoring.

Why Us:

- We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

- We provide full accounting and legal support in all countries we operate.

- We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

- We offer a highly competitive package with yearly performance and compensation reviews.

We’re looking for a motivated IT Sales Manager with 2-3 years of experience who wants to grow in IT sales, lead generation, and client communication.

You should be proactive, responsible, organized, comfortable communicating in English, and ready to use AI tools in your daily work.

Requirements

– 2-3 years of experience in IT sales, lead generation, or client communication
– English level: B2+/C1
– Experience with Upwork, LinkedIn, or similar platforms
– Understanding of the IT industry
– Good written communication skills
– Ability to search for leads and start conversations with potential clients
– AI familiarity is a must: Claude, ChatGPT/OpenAI, AI agents, and similar tools
– Ability to use AI for lead research, message drafting, proposal preparation, summaries, CRM updates, and follow-ups
– Self-organization and attention to detail

Responsibilities

– Search for potential clients on Upwork, LinkedIn, and other platforms
– Communicate with leads and present company services
– Use AI tools to support research, outreach, proposals, and daily sales tasks

– Define and implement sales strategy

– Follow SOP and track KPI
– Help manage company business accounts
– Add and update leads in CRM
– Support client communication and follow-ups
– Help prepare proposals and messages
– Participate in improving sales and lead generation processes

What We Value

– Honesty and open communication
– Responsibility and ownership
– Attention to detail
– Motivation to grow
– Self-organization
– Long-term cooperation

What We Offer

– Remote position
– Flexible schedule, starting between 8:00–11:00
– 8-hour workday
– Paid trial period: 1–3 months
– 20 vacation days
– 5 sick leave days
– No micromanagement or screen tracking
– Daily syncs and weekly planning
– Opportunity to grow into Sales Manager or BizDev Lead
– Support for learning: 1–2 Udemy/Coursera courses per year after probation

Compensation

Compensation depends on your skills and experience – 1200$-1600$ + %.

Thank you for your interest in potential collaboration.

Good luck!

We run two companies in the online trading space — a prop firm and a brokerage. We're hiring our first dedicated backend/full-stack engineer to own the back-end end-to-end, starting with a real-time risk-monitoring & fraud-detection platform.

 ▎ What you'll build:
 - Integrations with trading-platform Manager APIs (cTrader, MetaTrader 5) over long-lived TLS/binary socket connections auto-reconnect, heartbeats).
 - Data pipelines: ingest live account/trading events → enrich (IP geolocation, VPN/proxy detection) → run detection logic (multi-accounting, impossible travel, shared IPs) → store in PostgreSQL/Supabase.
 - Secure REST APIs + live-updating dashboards for our risk team.
 - Deployment & operations: CI/CD, monitoring, alerting, backups (Fly.io / Railway / Vercel-style stack).
 

We have polished front-ends and clear specs already — we need someone to wire them to live data and ship to production. High ownership,direct access to founders, fast decisions.

▎Must-have: 3+ yrs production backend/full-stack · strong Node.js/TypeScript · solid PostgreSQL · real-time data (WebSockets / persistent sockets) · production deployment & ops · good written English.

 ▎ Nice-to-have: protobuf / TCP-TLS socket clients · MT5/cTrader or brokerage APIs · Supabase · React · fraud/risk/anti-abuse tooling  GDPR awareness.
 
 ▎ Process: intro call → technical chat → small paid trial project → offer.