The most exciting jobs in tech
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Showing 76 roles
AI Adoption Manager
TechTree's Client
Warsaw
Change ManagementAI AdoptionL&DInternal CommunicationsSharePointClaudeChatGPT
AI Enablement Lead
TechTree's Client
Warsaw
LLMsAIMCPPythonTypeScriptRAGDeveloper EnablementClaude
Cybersecurity Architect
TechTree's client
Warsaw
Cybersecurity ArchitectureCISSPSABSATOGAFCRISCSecurity by DesignRisk ManagementISO 27001CISM
Software Factory Architect
TechTree's client
Warsaw
Software ArchitectureAzureDevSecOpsCI/CD.NETTypeScriptArchiMateCloud-nativeRHCA
Cybersecurity Project Manager
TechTree's client
Warsaw
CybersecurityProject ManagementCISSPCISMPRINCE2PMPServiceNowISO 27001PM2Risk Management
Cybersecurity GRC Consultant
TechTree's client
Warsaw
Cybersecurity GRCServiceNow GRCISO 27001CISSPRisk ManagementPrivacy ComplianceCISMCRISC
Software Developer
TechTree's client
Warsaw
SharePoint.NETC#T-SQLReactTypeScriptAzure DevOpsREST API
Product Manager
TechTree's client
Berlin
Product ManagementB2B SaaSAIAgritechEnterprise SaaS
Founding Product Manager
TechTree's client
Berlin
Product ManagementB2B SaaSAIAgritechDiscovery
Voice AI Engineer
TechTree's client
€85k-€160k+equity
Berlin
PythonAIVoice AIDistributed SystemsLLMs
Product Engineer
TechTree's client
€85k-€160k+equity
Berlin
TypeScriptPythonAIFull-stackVoice AI
Hardware Lead
TechTree's client
Zürich
Mechanical DesignElectrical EngineeringRoboticsManufacturingSensor IntegrationROS2
Infrastructure Engineer
TechTree's client
Zürich
AWSGCPKubernetesTerraformCI/CDPythonGo
Perception Engineer
TechTree's client
Zürich
PythonPyTorchComputer VisionTensorRTObject DetectionMulti-Object TrackingVLM
Product Designer
Holi- Seed
Poland (remote)
Ability to design interfaces and visualize concepts clearlyAbility to build prototypes using modern tools, including AI-supported workflowsComfort running tests, feedback loops, and iterative validation processesAnalytical mindset and ability to work with product or behavioral dataStrong communication skills and ability to work across product, design, and business teams
Forward Deployed Engineer
TechTree's client
Europe (Remote)
Python, SQL, data toolingpipelines, data integrations, and AI tooling
Staff Backend Engineer
Kalepa
$160k-$190k+equity
Europe (remote) · United States (remote)
PythonPostgreSQLAWS LambdaSystem DesignAI/ML
Government & Market Strategy Manager
TechTree's client
Poland
Proven experience in government relations, public affairs, or regulatory strategy in Poland
Senior Software Engineer
TechTree's client
London
TypeScriptReactNext.jsNode.jsPostgreSQLGCPAI
Forward Deployed Engineer
TechTree's client
$160k-$265k+equity
San Francisco
TypeScriptPythonFull-stackAIFintech
Founding Product Lead
TechTree's client
Berlin
Product ManagementHealthcareUXRoadmap Planning
Founding Engineer
TechTree's client
Berlin
TypeScriptPythonFull-stackSystem DesignHealthcare
Founding Engineer
Workvoice
Warsaw
ReactReact NativeNode.jsPython
Head of Data
TechTree's Client
Phoenix · United States (remote)
SQLPythonData AnalysisAI/ML
Field / Site CTO
Frontier Enterprise AI Company
Warsaw
AI SystemsLLMsAgentic AITechnical LeadershipPythonFull-stack EngineeringBackend EngineeringTeam BuildingStartup Experience
Paid Acquisition Manager
TechTree's Client
Lithuania (remote) · Poland (remote) · Ukraine (remote)
Paid AcquisitionTikTok AdsMeta AdsGoogle AdsMobile App MarketingAttributionSingularCPA OptimisationGrowth MarketingDTC
Founder Associate
AI talent platform startup
London · Warsaw
ClayExcelAI productivity and automation tools
VP Credit Risk Officer (Counterparty Credit)
TechTree's Client
Poland (remote)
Counterparty Credit RiskCredit Risk AnalysisHedge Fund RiskStress TestingDerivativesCollateral & MarginingPrime BrokerageRisk Memoranda
Forward Deployed Engineer
TechTree's client
Amsterdam
Python, SQL, data toolingpipelines, data integrations, and AI tooling
Full Stack Engineer (TypeScript / React / Node.js)
TechTree's Client
Remote (Poland)
TypeScriptReactNode.js
Customer Success Manager - Climate Advisory
TechTree's client
Berlin
Carbon AccountingGHG ProtocolSBTiCustomer SuccessProject ManagementData AnalysisGermanSustainabilityCCF
Bid Manager (RFP & Tenders) - CEE
TechTree's client
Warsaw · United Kingdom
Bid ManagementRFPTender ManagementEU ProcurementProposal WritingStakeholder ManagementSaaSGerman
Deployment Strategist
TechTree's client
Warsaw
AI DeploymentProject ManagementStakeholder ManagementAPI IntegrationEnterprise SaaSAI Agents
Senior Full Stack Engineer
AlfaDocs
€60k-€80k+equity
Remote (EU)
PHPSymfonyReact.jsMySQLDockerGitLab CI/CDDDDUnit Testing
Founding AI Engineer
TechTree's client
Warsaw
PythonReactAPI integrationsLLMs (e.g., Claude, OpenAI)AWS/Azure/GCPBuilding AI products, features.
Forward Deployed Engineer
TechTree's client
Warsaw
CodingAI tools (Claude, GPT, Cursor, Claude Code)System architecture assessmentStakeholder interview skillsClient-facing communication
Founding Product Engineer
HelmGuard
London
TypeScriptReactNode.jsRustAzureDockerAPI DesignAI AgentsFull-StackLLMs
Talent Researcher (Sourcing Agents Manager)
AI talent platform startup
Warsaw
Coding agentsClayExcelPython
Forward Deployed Engineer
Frontier Enterprise AI Company
Warsaw
AI AgentsSystem DesignSoftware EngineeringPythonAPI IntegrationCustomer Deployment
Enterprise Account Executive
Frontier Enterprise AI Company
Warsaw
Enterprise SalesSaaSAIPipeline ManagementCxO RelationshipsNegotiationSalesforce
Deployment Strategist
Frontier Enterprise AI Company
Warsaw
AI DeploymentProject ManagementStakeholder ManagementAPI IntegrationEnterprise SaaSAI Agents
Field Application Engineer (Integrated Photonics)
Proof-Backed Reasoning Startup
$150k-$250k+equity
Boston, MA · Toronto · Singapore
PythonPhotonicsIntegrated PhotonicsCOMSOLAnsysEDALLMsAI WorkflowsCadenceSynopsys
Frontend Software Engineer
TechTree's client
Romania (remote)
JavaScriptReactHTML/CSSStorybookJest
PHP Software Engineer
TechTree's client
Romania (remote)
PHPCakePHPSymfonyLaravelSQL
Product Designer
TechTree's client
Krakow
UX process ownershipResearch & insight synthesisProduct & interaction designPrototypingDesign systems experience
Fullstack Software Engineer (FE-leaning)
TechTree's client
Warsaw
TypescriptSvelteKitNodeJSPostgresPython
Senior Software Engineer
TechTree's client
London
SQLBackend servicesModern frontend frameworkCloud fluency on AWS, Azure or GCPInfrastructure-as-code (Terraform, Bicep, CDK)
Transformation Manager
TechTree's client
United States
Change managementStrategic consultingOutcome measurementC-level communicationExpansion mindset
Forward Deployed Engineer
TechTree's client
United States
Modern AI tooling (LLMs, agent frameworks, prompt engineering)SQL, Python or JS scriptingAPIs, JSON, webhooksSystems thinking and engineering judgmentProcess design instinct
Business Development Manager
TechTree's client
Poland
Client acquisitionNegotiationSelf-organizationEntrepreneurial mindsetFluent English (B2/C1)
Forward Deployed Engineer
Proof-Backed Reasoning Startup
$150k-$250k+equity
Toronto
PythonAI tools (LLMs, APIs, agentic systems)Workflow orchestrationScientific computingCommunication skills
Forward Deployed Engineer
Proof-Backed Reasoning Startup
$150k-$250k+equity
Boston
PythonAI tools (LLMs, APIs, agentic systems)Workflow orchestrationScientific computingCommunication skills
Forward Deployed Engineer
Proof-Backed Reasoning Startup
$150k-$250k+equity
Singapore · Japan · Hong Kong
PythonAI tools (LLMs, APIs, agentic systems, orchestration frameworks)Communication skillsCustomer engagementPrototyping
Senior ML Engineer
Hypercritical.ai
£100k-£150k+equity
London
Designingarchitectingand implementing large-scale foundation modelsIn-depth knowledge of recent architectures (e.g.MoEstate-space models)Understanding of data curation and quality control for massive training datasetsProficiency in CUDA C/C++ programmingProficiency in PythonOptimising and debugging deep learning models and performance bottlenecksExperience with distributed or large-scale training and inferenceDeep understanding of at least one major deep learning framework (ideally PyTorch)Experience with cloud platforms (e.g. AWSAzureGCP)ContainerisationOrchestrationExperiment trackingMonitoringEvaluation pipelinesPassion and determinationProblem-solving skillsDelivery-orientedOpenness to disagreement
Senior Software Engineer
TechTree's client
PLN 192k-PLN 300k+equity
Krakow
PHPReact (TypeScript)PostgreSQLAWSDevOps & CI/CD
Finance Manager
TechTree's client
Berlin
Accounting knowledge (HGB)Basic understanding of German tax lawProficient in MS Office (Word and Excel)Excellent English and GermanStrong affinity for numbers
Infrastructure/DevOps Engineer
TechTree's client- Series A
London
AzureTerraformKubernetesDockerPython
Full-Stack Engineer
TechTree's client
London
ReactNext.jsPythonDjangoFastAPIAWSGCPAzureDockerKubernetesCI/CD pipelinesRedisCeleryRQGitcollaborative development workflowsproblem-solving skills
Full-Stack AI Engineer
TechTree's client
London
ReactNext.jsPythonDjangoFastAPIAWSGCPAzureDockerKubernetesCI/CD pipelinesRedisCeleryRQAI system developmentRAG (Retrieval-Augmented Generation) systemsmulti-agent infrastructuremodel fine-tuningperformance monitoringLLM evaluation techniquesGitcollaborative development workflowsproblem-solving skills
Senior Backend Engineer
TechTree's client- Series A
London
PythonFastAPIPostgreSQLRedisDocker
Senior Frontend Developer
Wordware
San Francisco, CA
TypeScriptReactZustandTailwindCSSIndexedDB
Senior Machine Learning Engineer
TechTree's Client
Europe (remote)
PythonCI/CD pipelinesContainerisationSQL databasesDeep learning
Junior SAP FI Specialist
TechTree's client
Warsaw
Minimum 1 year of experience with SAP FI and S/4HANA (Public Cloud is a plus).Excellent communication skills in English.
Junior SAP CO Specialist
TechTree's client
Warsaw
Excellent communication skills in EnglishUniversity degree (Bachelor/Master) or equivalent
Junior SAP BPC Planning Specialist
TechTree's client
Warsaw
Completed university degree (Bachelor / Master) or comparable trainingWritten and spoken English
Junior SAP Process Orchestration Developer
TechTree's client
Warsaw
Written and spoken EnglishCompleted university degree (Bachelor / Master) or comparable training
Junior Fiori Developer
TechTree's client
Warsaw
Knowledge of the SAP Clean Core Approach,Knowledge of the SAP Finance and Controlling modules - min 1 year experienceCompleted university degree (Bachelor / Master) or comparable training
Senior Fiori Developer
TechTree's client
Warsaw
SAP FioriABAP RESTful Application Programming ModelCore Data ServicesODATA servicesBusiness Application Studio
Senior Developer SAP Analytics with German
TechTree's client
Warsaw
SAP BW/4HANASAP Analytics CloudSAP Embedded AnalyticsData modelingETL processes
Junior Developer SAP Analytics
TechTree's client
Warsaw
SAP BW/4HANASAP Analytics CloudSAP Embedded AnalyticsSAP BW on HANACommunication skills in English
SAP Enterprise / Solution Architect
TechTree's client
Warsaw
SAP S/4HANASAP Integration SuiteSAP Cloud PlatformABAP programmingSAP PI/PO
Senior SAP FI Specialist with German
TechTree's client
Warsaw
SAP FISAP S/4HANAGerman language proficiency (min B2)English language proficiency (min B2)Analytical skills
Senior SAP BPC Planning Specialist
TechTree's client
Warsaw
SAP BPCSAP Finance and Controlling modulesSAP Analytics Cloud (SAC)Agile methodologiesSAP S/4HANA
Full Stack Engineer
Sales Patriot- Seed
Warsaw
TypeScriptJavaScriptReactSQL databasesNode.js
Staff Software Engineer
Startup building autonomous AI clinicians
Europe (Remote)
PythonAI-driven patient communicationAI-driven triageagent orchestrationsecure healthcare data layerslow-latency voice/videoscale distributed systemsenterprise integration
Technical Customer Support Specialist (Independent Contractor)
AI Audio Platform
$50k-$80k+equity
United States (remote)
APIs & IntegrationsTroubleshooting REST APIsHTTP requests/responsesAuthWebhooksIntegration flowsDebugging browser/network errorsClient-side issuesGCP toolsGCP LogsSQLReading and troubleshooting codePythonJavaScript/Node.js/ReactReasoning about logsstack tracesand error messagesAI conceptsLLM conceptsAI models in production workflowsAudio technology or media processingAI audio toolsAutonomous workload managementFast learningAdaptabilityProactivityClear communicationDetail-orientedCollaborationDriven and accountable