p
psprises

Shiva P Pendem

@psprises
5.0(2)

I build backends that scale

United Kingdom
English
About me
Got a backend problem? I'll solve it. I build Java backends that handle real production load. Spring Boot, Kafka, Kubernetes, AWS, IBM MQ - across fintech and telecom at scale. I can help with microservices, REST/SOAP APIs, payment integrations, cloud deployments, CI/CD pipelines, and Java upgrades (8 to 21). I've built payment systems for a major US bank and security firewalls for 4G/5G networks. Clean, tested, documented work. No surprises. Message me before ordering - I'll tell you if I can help.... Read more

Skills

p
psprises
Shiva P Pendem
Offline • 
Average response time: 14 hours

See my services

Custom Websites
I will create responsive landing pages using HTML, CSS, and js
5.0(2)
From$80 / projectMore details
API & Integrations
I will build rest apis and kafka microservices
From$100 / projectMore details

Work experience

Senior Developer

Mobileum • Full-time

Sep 2023 - Apr 2025 • 1 yr 7 mos

• Multi-threaded Java services (sync and async) processing Diameter and SS7 traffic at 100k+ TPS • Subscriber-state-aware ATI handling in Diameter to improve threat-detection accuracy • Relay mode with traffic thresholds and SNMP alerts for proactive capacity management • Full containerisation with Docker, orchestrated via Kubernetes and Helm • Observability pipeline using Prometheus and Grafana for real-time platform health • Java 8/11 to Java 21 migration playbook covering dependency mapping and upgrade paths

Java Backend Developer

MVR IT Ltd • Full-time

Apr 2022 - Jun 2023 • 1 yr 2 mos

• Event-driven microservices for SEPA payment flows using Spring Boot, Kafka, and IBM MQ • Low-latency REST and SOAP service integrations with XML/XSD transformation pipelines • Persistence layers using MongoDB and Hibernate with query optimisation • CI/CD pipelines to AWS ECS using Jenkins with automated deployments across DEV, UAT, NFT, and PROD • Centralised logging and monitoring using the ELK stack • Full defect triage and release stability ownership across all environments

2 Reviews
5.0

(2)
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Rating Breakdown
  • Seller communication level
    5
  • Recommend to a friend
    5
  • Service as described
    5
1-2 out of 2 Reviews
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Most relevant
    Y
    image-docs

    yoitsrafa

    PT

    Portugal

    5

    Amazing communication and work! Super fast. Super recommended and will buy again from him if needed.

    gig

    Custom Websites

    Helpful?
    Yes
    No
    S

    samrajbhatia

    GB

    United Kingdom

    5

    Amazing person.

    gig

    Custom Websites

    Helpful?
    Yes
    No