Arūnas Kareckas

CTO

Lithuania19 yrs 10 mos experience

Key Highlights

10 years of experience in software development.
Expert in Java and Spring frameworks.
Proven leadership in engineering management.

Stackforce AI infers this person is a Backend-heavy Fullstack Engineer in the Fintech industry.

Contact

Skills

Core Skills

JavaSpringbootClojureDynamodbScalaSpringStruts

Other Skills

Java (17 and higher)K8sDockerGradleAWS Aurora (PostgreSQL)DatadogSQSSNSKanbanClojure (Java 8,17)LeiningenDatomicAurora (PostgreSQL)TerraformAWS CloudWatch

About

A System Software Engineer having overall 10 years of extensive experience in developing state-of-the-art software with Java programming language. Result oriented, highly motivated, smart and hungry to learn new technologies, methodologies, strategies and looking forward for new challenges.

Experience

19 yrs 10 mos

Total Experience

3 yrs

Average Tenure

3 yrs 1 mo

Current Experience

Tide

2 roles

Head of Engineering | Technical Site Lead

Promoted

Feb 2026 – Present · 3 mos · Remote

Head of Engineering, Admin Services
Technical Site Lead, scaling and strengthening Tide’s Lithuania tech hub
Java (17 and higher), SpringBoot, K8s, Docker, Gradle, AWS Aurora (PostgreSQL), Datadog, SQS, SNS

Java (17 and higher)SpringBootK8sDockerGradleAWS Aurora (PostgreSQL)+4

Engineering Manager | Technical Site Lead

Apr 2023 – Feb 2026 · 2 yrs 10 mos · Remote

Engineering Manager, Core Banking Platform and Admin Services
Technical Site Lead, scaling and strengthening Tide’s Lithuania tech hub
Java (17 and higher), SpringBoot, K8s, Docker, Gradle, AWS Aurora (PostgreSQL), Datadog, SQS, SNS
Kanban

Java (17 and higher)SpringBootK8sDockerGradleAWS Aurora (PostgreSQL)+5

Architus

Engineering Manager

Apr 2023 – Oct 2024 · 1 yr 6 mos · Vilniaus, Lithuania · Hybrid

Railsr

2 roles

Technical Team Lead

Promoted

Nov 2021 – Apr 2023 · 1 yr 5 mos

Core banking platform
Clojure (Java 8,17), Leiningen, Datomic, DynamoDB, Aurora (PostgreSQL), Terraform, Docker, AWS CloudWatch, SQS, SNS, EC2, ECS, Prometheus, Grafana, Kafka
Scrumban

Clojure (Java 8,17)LeiningenDatomicDynamoDBAurora (PostgreSQL)Terraform+11

Senior Software Developer

Aug 2021 – Nov 2021 · 3 mos

Zenitech

Technical Team Lead | Senior Software Developer

Nov 2019 – Aug 2021 · 1 yr 9 mos

Event-driven and microservices based data feed sub-system / AWS backed SPA
Java SE (8 and higher), SpringBoot, Camel, ActiveMQ, AWS, Lambda, DynamoDB, SQS, SNS, S3, EC2, API Gateway, CloudWatch, Serverless framework, Docker, Jenkins, Kubernetes, Azure, Cucumber, Selenium, Maven
Scrum and Scrumban

Java SE (8 and higher)SpringBootCamelActiveMQAWSLambda+16

Adform

Software Developer

Feb 2018 – Jun 2019 · 1 yr 4 mos

ETL (Extract Transform Load) platform and RESTful web services
Java SE, Scala, Kafka, Hadoop, Spark, Kubernetes, Docker, ZooKeeper, RxJava, Vert.x, MongoDB, SQL Server, Vertica, Git, Maven, SBT, OAuth, Prometheus, Grafana
Scrum and Kanban

Java SEScalaKafkaHadoopSparkKubernetes+14